Tamilnadu State Board New Syllabus Samacheer Kalvi 12th Computer Applications Guide Pdf Chapter 1 Multimedia and Desktop Publishing Text Book Back Questions and Answers, Notes.

Tamilnadu Samacheer Kalvi 12th Computer Applications Solutions Chapter 1 Multimedia and Desktop Publishing

12th Computer Applications Guide Multimedia and Desktop Publishing Text Book Questions and Answers

Part I

Choose The Correct Answers

Question 1.
…………….. refers to any type of application that involves more than one type of media such as text, graphics video animation and sound
a) An executable files
b) desktop publishing
c) multimedia
d) hypertext
Answer:
c) multimedia

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 2.
One of the disadvantages of the multimedia is its……………………
a) Cost
b) adaptability
c) usability
d) relativity
Answer:
a) Cost

Question 3.
Expand JPEG
a) Joint photo experts gross
b) Joint photographic experts group
c) Joint processor experts group
d) Joint photographic expression group
Answer:
b) Joint photographic experts group

Question 4.
You need hardware, software and to make multimedia
a) Network
b) compact disk drive
c) good idea
d) programming knowledge
Answer:
c) good idea

Question 5.
Match the following by choosing the right one
1. Text – TGA
2. Image – MIDI
3. Sound – MPEG
4. Video – RTF
a. 1, 2, 3, 4
b. 2, 3, 4, 1
c. 4, 1, 2, 3
d. 3, 4, 1, 2
Answer:
b. 2, 3, 4, 1

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 6.
Find the odd one on the following which is not an image format
a) TIFF
b) BMP
c) RTF
d) JPEG
Answer:

Question 7.
……………….. is the process displaying still images they give continuous movement
a) Text formats
b) Sound
c) MP3
d) Animation
Answer:
c) MP3

Question 8.
The live telecasting of real time program through Internet is known as
a) Web casting
b) web hosting
c) data manipulation
d) none of the above
Answer:
a) Web casting

Question 9.
GIF use …………… color look up table
a) 8 bit
b) 8 KB
c) 8 MB
d) 8 GB
e) 13bit
Answer:
e) 13bit

Question 10.
RTF file format was introduced by………………..
a) TCS
b) Microsoft
c) Apple
d) IBM
Answer:
b) Microsoft

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Part II

Short Answers

Question 1.
Define Multimedia and their features.
Answer:

Question 2.
List out Multimedia Components
Answer:
Multimedia has five major components are

  1. Text
  2. Images
  3. Sound
  4. Video
  5. Animation.

Question 3.
Classify the TEXT component in multimedia
Answer:

  • Static Text
  • Hypertext

Question 4.
Classify the IMAGE component in multimedia
Answer:
Images acts as an vital component in multimedia. These images are generated by the Image components are classified in two ways, as bitmap or raster images and as vector images. Raster or Bitmap Images:
The common and comprehensive form of storing images in a computer is raster or bitmap image.

Vector Images:
Drawing elements or objects such as lines, rectangles, circles and so on to create images are based on Vector images.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 5.
Define Animation and its features
Answer:
The animation is the process of displaying still images so quickly so that they give the impression of continuous movement.

Features:

  • Using numerical transformations the movement of that image along its paths is calculated for their defining coordinates.
  • Animations may be two or three-dimensional.
  • Animation tools are very powerful and effective.

Question 6.
List out image file formats.
Answer:
TIFF (Tagged Image File Format), BMP (Bitmap), DIB (Device Independent Bitmap), GIF (Graphics Interchange Format), JPEG (Joint Photographic Experts Group), TGA (Tagra), PNG (Portable Network Graphics).

Question 7.
List out audio file formats
Answer:

  • WAV (Waveform Audio File Format)
  • MP3 (MPEG Layer-3 Format)
  • OGG
  • AIFF (Audio Interchange File Format)
  • WMA (Windows Media Audio)
  • RA (Real Audio Format)

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 8.
List out video file formats
Answer:

  • AVI (Audio/Video Interleave)
  • MPEG (Moving Picture Experts Group)
  • WMV (Windows Media Video)
  • FLV (Flash Video)
  • MKV (Matroska Video)

Question 9.
Define Multimedia Production
Answer:
In basic terms, multimedia production is any sort of production that uses imagery and a combination of text, audio, and graphics to tell a story.

Question 10.
List out Multimedia Production team members
Answer:
Production Manager, Content Specialist, Script Writer, Text Editor, Multimedia Architect, Computer Graphic Artist, Audio and Video Specialist, Computer Programmer, WebMaster.

Part III

Explain In Brief Answer

Question 1.
Briefly explain about Multimedia Components
Answer:
Multimedia has five major components like text, images, sound, video, and animation.

  1. Text: Text is the basic component of multimedia and most common ways of communicating information to other person.
  2. Image: Images act as a vital component in multimedia. These images are generated by the computer in two ways, bitmap or raster images and as vector images.
  3. Animation: Animation is the process of displaying still images so quickly so that they give the impression of continuous movement.
  4. Sound: Sound is a meaningful speech in any language and is the most serious element in multimedia, providing the pleasure of music, special effects and so on.
  5. Video: Video is defined as the display of recorded event, scene etc.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 2.
Describe the features and techniques of animation
Answer:
The animation is the process of displaying still images so quickly so that they give the impression of continuous movement. In animation, the screen object is a vector image in the animation. Using numerical transformations the movement of that image along its paths is calculated for their defining coordinates.

The least frame rate of at least 16 frames per second gives the impression of smoothness and for natural-looking, it should be at least 25 frames per second. Animations may be in two or three-dimensional. The two-dimensional animation brings an image alive, that occurs on the flat X and Y-axis of the screen, while in three-dimensional animation it occurs along the three axis X, Y, and Z. Animation tools are very powerful and effective. The two basic types of animations are Path animation and Frame animation.

Question 3.
Write roles and responsibilities of Production team members,
Answer:

  • The production team comprises of members playing various roles and responsibilities like Scriptwriter, Production manager, Editor, Graphics Architect, Multimedia Architect, and Web Master,
  • It is for a high-end multimedia project that requires team efforts.
  • The team should understand the strength and limitations of hardware and software,

Question 4.
Describe the various file formats in multimedia.
Answer:
1) Text Formats
RTF; Rich Text Format is the primary file format introduced by Microsoft

2) Image Formats

  • GIF (Graphics Interchange Format): It is a compressed image format,
  • JPEG (Joint Photographic Experts Group):
  • It was designed to attain maximum image 1 compression,

3) Audio File Formats
• WAV (Waveform Audio File Format): It is the !j audio file format in windows
• MP3 (MPEG Layer-3 Format): MPEG Layer-3 |j format for storing and downloading music,

4) Video Fife Formats:

  • AVI (Audio/Video Interleave): It is the video file format for Windows,
  • MPEG (Moving Picture Experts Group): It is a j; standard for generating digital video and au- K dio compression,

5) Explain animation industry and its scope

  • The animation industry encompasses traditional 2D animation, 3D animation and visual effects for feature films.
  • The animation industry is expected to grow at a pace faster than the IT industries.
  • Animation as a career option is a field where you can fulfill your dream of “enjoy-as-you-work” feel satisfied at the end of your day and get praise from your clients as well.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Part IV

Explain In Detail

Question 1.
Explain in detail the Process of Multimedia.
Answer:

Adequate time and efficient planning is required for multimedia production, which assures that the project will proceed smoothly and certainly ensures that the information reaches the target audience. Following are the phases for the development of complex multimedia projects. Multimedia and Desktop Publishing.

Conceptual Analysis and Planning:
The process of multimedia making begins with a conceptual ignition point. Conceptual analysis identifies a appropriate theme, budget and content availability on that selected theme. Additional criteria like copyright issues also are considered in this phase.

Project design:
Once the theme is finalized objectives, goals, and activities are drawn for the multimedia project. General statements are termed as goals. The specific statements in the project is known as the objectives. Activities are series of actions performed to implement an objective. These activities contribute to the Project design phase.

Pre-production:
Based on the planning and design, it is necessary to develop the project.
The following are the steps involved in pre-production:

Budgeting:
Budgeting for each phases like consultants, hardware, software, travel, communication and publishing is estimated for all the multimedia projects.

Multimedia Production Team:
The production team for a high-end multimedia project requires a team efforts. The team comprises of members playing various roles and responsibilities like Script writer, Production manager, Editor, Graphics Architect, Multimedia Architect and Web Master.

Hardware/Software Selection:
All multimedia Application requires appropriate tools to develop and playback the application. Hardware includes the selection of fastest CPU, RAM and huge monitors, sufficient disc for storing the records. Selection of the suitable software and file formats depends on the funds available for the project being developed.

Defining the Content:
Content is the “stuff’ provided by content specialist to the multimedia architect with which the application is developed, who prepares the narration, bullets, charts and tables etc.

Preparing the structure:
A detailed structure must have information about all the steps ‘along with the time line of the future action. This structure defines the activities, responsible person for each activity and the start/end time for each activity.

Production:
In the multimedia application, after the pre-production activities, the production phase starts. This phase includes the activities like background music selection, sound recording and so on. Text is incorporated using OCR software, Pictures shot by digital camera, Video clips are shot, edited and compressed. A pilot project is ready by this time.

Testing:
The complete testing of the pilot product is done before the mass production to ensure that everything is in place, thereby avoiding the failure after launch. If it’s an web . based product its functioning is tested with different browsers like Internet Explorer, Chrome, Mozilla and Netscape Navigator. If it is a locak multimedia application on a LAN it must be deployed in the server for testing purpose. After the testing process are over, the product is incorporated with valid suggested changes.

Documentation User documentation is a mandatory feature of all multimedia projects. The documentation has all the valuable information’s starting from the system requirement till the completion of testing. Contact details, e-mail address and phone numbers are provided for technical support and sending suggestions and comments.

Delivering the Multimedia Product:
Multimedia applications are best delivered on CD/DVD or in the website. In reality, various challenges are faced while delivering through internet, like bandwidth problems, huge number of plug-ins required to play audio and video and long downloading time. Finally, a multimedia application is delivered in a more effective way by the integration of two mediums CD-ROM/DVD and Internet.

Question 2.
Explain in detail Techniques of Animation
Answer:

  • Animation is the process displaying still images so quickly so that they give the impression of continuous movement.
  • In animation the screen object is a vector image in animation. Using numerical transformations the movement of that image along its paths is calculated for their defining coordinates.
  • The least frame rate of at least 16 frames per second gives the impression of smoothness and for natural looking it should be at least 25 frames per second.
  • Animations may be in two or three dimensional, jj The two dimensional animation, bring an image alive, that occur on the flat X and Y axis of the screen.
  • While in three dimensional animation it occurs along the three axis X, Y and Z. The two basic types of animations are Path animation and Frame animation.

Path Animation
Path animation involves moving an object on a screen that has a constant background

Frame Animation
In frame animations, multiple objects are allowed to travel simultaneously and the background or the objects also changes.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 3.
Explore the opportunities Animation filed movie industry.
Answer:

In India, the VFX domain, or the animation and visual effects industry has been growing stronger and stronger in recent years.

  1. Animation and visual effects requirement for massive international projects such as HBO’s top TV series and Marvels’ hit Infinity War and Black Panther was outsourced to Indian companies in Mumbai and Pune.
  2. This led to a significant increase in the number of students enrolling for a VFX course.
  3. As such, a student that completes a 3D animation course cap hope to build a rewarding and satisfying career in the Media and Entertainment field these days.
  4. The timeless classics Tom and Jerry and Mickey Mouse created a milestone but the legacy is not disappointing.
  5. Indian animation has risen from an amateur piece of craft like “The Banyan Deer” to the million rupees project “Chhota Bheem”
  6. POGO, the leading cartoon channel in India is the most successful entertainment channel for kids.
  7. Indian animation industry is anticipated to grow faster than the IT industry.
  8. The industry has grown to a multibillion net work standard.
  9. As a result of the growing demand in industry, the scope of animation course in tremendous.
  10. The number of VFX artists and animators that worked on Baahubali was around 750.
  11. Ex. For Top animates Movies: Spider-Man, Incredibles 2, Zootopia, Inside Out, Toy Story 3, Finding Nemo, Frozen, etc.

Question 4.
Explain in detail about production team Roles and Responsibilities
Answer:
1. Production Manager
The production manager should be an expert in technology expert, good at proposal writing, good communication skills, budget management skills, human resource management and act as an efficient team leader.

2. Content Specialist
Content specialist is responsible for performing all research activities concerned with the proposed application’s content.

3. Script Writer
The scriptwriter visualizes the concepts in three-dimensional environments and if needed uses the virtual reality integration into the program.

4. Text Editor
The content of a multimedia production always must flow logically and the text should always be structured and correct grammatically.

5. Multimedia Architect
The multimedia architect integrates all the multimedia building blocks like graphics, text, au-dio, music, video, photos and animation by using authoring software.

6. Computer Graphic Artist
The role of Computer Graphic Artist is to deal with the graphic elements of the programs like backgrounds, bullets, buttons, pictures editing, 3-D objects, animation, and logos etc.

7. Audio and Video Specialist
The roles of these specialists are needed for dealing with narration and digitized videos to be added in a multimedia presentation. They are responsible for recording, editing sound effects and digitizing.

8. Computer Programmer
The computer programmer writes the lines of code or scripts in the appropriate language.

9. WebMaster
The responsibility of the webmaster is to create and maintain an Internet web page. They convert a multimedia presentation into a web page.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 5.
Explain about different file formats in multimedia files
Answer:
a) Text Formats
RTF: Rich Text Format is the primary file format introduced in 1987 by Microsoft

b) Image Formats

  • GIF (Graphics Interchange Format): GIF is a compressed image format. Most of the computer color images and backgrounds are GIF files.
  • JPEG (Joint Photographic Experts Group) : JPEG was designed to attain maximum im-age compression. It uses lossy compression technique,

c) Audio File Formats

  • WAV (Waveform Audio File Format): It is the most popular audio file format in windows for storing uncompressed sound files.
  • MP3 (MPEG Layer-3 Format): MPEG Layer-3 format is the most popular format for storing and downloading music.

d) Digital Video File Formats

  • AVI (Audio/Video Interleave) :AVI is the video file format for Windows. Here sound and picture elements are stored in alternate interleaved chunks in the file.
  • MPEG (Moving Picture Experts Group): MPEG is a standard for generating digital video and audio compression under the International Standards Organization (ISO) by the group of people.

12th Computer Applications Guide Multimedia and Desktop Publishing Additional Important Questions and Answers

Part A

Choose The Correct Answers:

Question 1
……………………….. applications play a vital role in presenting information to the user.
(a) Powerpoint
(b) Multimedia
(c) Star office
(d) PHP
Answer:
(b) Multimedia

Question 2.
Multimedia has …………… major components
a) 2
b) 3
c) 4
d) 5
Answer:
d) 5

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 3.
What is the plural form of the medium?
(a) medium
(b) mediu
(c) media
(d) median
Answer:
(c) media

Question 4.
Classifications of text are and
a) Static and Hypertext
b) Static and Text
c) Hyper and Text
d) All of the above
Answer:
a) Static and Hypertext

Question 5.
Which is not a multimedia component? [Pick the odd one out].
(a) Test
(b) Image
(c) Sound
Answer:
(a) Test

Question 6.
Images are generated by the computer In ……………..ways.
a) 2
b) 3
c) 4
d) 5
Answer:
a) 2

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 7.
Each pixel consists of colours,
a) two
b) two or more
c) one
d) None of these
Answer:
b) two or more

Question 8.
Vector Images are used to create……………… Objects.
a) Lines
b) Rectangle
c) Circle
d) All of the above
Answer:
d) All of the above

Question 9.
The readability of the text depends on the ………………………….
(a) pronunciation
(b) spacing
(c) punctuation
(d) b & c
Answer:
(d) b & c

Question 10.
……………..is the process of conducting a conference between more than two participants at different sites by using computer networks
a) Video conferencing
b) Webcasting
c) Web hosting
d) All of the above
Answer:
a) Video conferencing

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 11.
……………… is a free-standing furnished equipped multimedia computer that allows users to retrieve information via a touch screen.
a) Kiosk
b) Maya
c) PHP
d) Python
Answer:
a) Kiosk

Question 12.
Kiosk is usually located near the entrance of the ……………, used for displaying announcements,
a) Library
b) Railway Station
c) Airport
d) Colleges
Answer:
a) Library

Question 13.
Which of the following is not a role of the Multimedia production team?
a) Text Editor
b) Script Writer
c) Production Manager
d) None of these
Answer:
d) None of these

Question 14.
Rich Text Format is the primary file format introduced in………….
a) 1989
b) 1999
c) 1997
d) 1987
Answer:
d)1987

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 15.
In determining the number of colors, ……………………. bits indicates 256 colors.
(a) 2
(b) 4
(c) 8
(d) 16
Answer:
(c) 8

Question 16.
Match the following
Notepad – 1) Unix, Linux
Gedit or nano – 2) Mac OSX
TextEdit – 3) Windows
Choose the correct order
a) 3 1 2
b) 1 2 3
c) 2 3 1
d) 3 2 1
Answer:
Notepad – 1) Unix, Linux

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 17.
………………….. image format is used for high-resolution or large images.
a) TIFF
b) GIF
c) BMP
d) JPEG
Answer:
c) BMP

Question 18.
Most of the computer color images and backgrounds are ………….. files.
a) TIFF
b) GIF
c) BMP
d) JPEG
Answer:
b) GIF

Question 19.
How many frames per second are needed for normal natural-looking images?
(a) 10
(b) 15
(c) 20
(d) 25
Answer:
(d) 25

Question 20.
Which of the following audio file format used by apple?
a) WAV
b) RA
c) OGG
d) AIFF
Answer:
d) AIFF

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 21.
……………… format is designed for streaming audio over the Internet.
a) WAV
b) RA
c) OGG
d) AIFF
Answer:
b) RA

Question 22.
How many types of animations are there?
(a) 2
(b) 3
(c) 4
Answer:
(a) 2

Question 23.
The process of multimedia making begins with
a) Conceptual Analysis and Planning
b) Project design
c) Pre-production
d) Budgeting
Answer:
a) Conceptual Analysis and Planning

Question 24.
Copyright issues also are considered in
a) Conceptual Analysis and Planning
b) Project design
c) Pre-production
d) Budgeting
Answer:
a) Conceptual Analysis and Planning

Question 25.
………….. is estimated for all the multimedia projects.
a) Conceptual Analysis and Planning
b) Project design
c) Pre-production
d) Budgeting
Answer:
d) Budgeting

Question 26.
Which one of the following is the most serious element in multimedia and provides the pleasure of music, special effects, etc?
(a) Text
(b) Image
(c) Sound
(d) Video
Answer:
(c) Sound

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 27.
………….. phase includes the activities like background music selection, sound recording
a) Testing
b) Production
c) Delivering the Multimedia Product
d) Documentation
Answer:
b) Production

Question 28.
Which of the following is related to documentation?
a) Contact details
b) e-mail address
c) Phone numbers
d) All of the above
Answer:
d) All of the above

Question 29.
………………………….. Sound is a digitized sound.
(a) Recorded
(b) Digital
(c) Frame
(d) Sampled
Answer:
(d) Sampled

Question 30.
The ……………… visualizes the concepts in three-dimensional environments and if needed uses the virtual reality integration into the program.
a) Scriptwriter
b) Production manager
c) Editor
d) Content specialist
Answer:
a) Scriptwriter

Question 31.
The ……………….. integrates all the multimedia building blocks
a) Scriptwriter
b) Multimedia Architect
c) Editor
d) WebMaster
Answer:
b) Multimedia Architect

Question 32.
The responsibility of the ……………….. is to create and maintain an Internet web page.
a) Scriptwriter
b) Multimedia Architect
c) Editor
d) WebMaster
Answer:
d) WebMaster

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 33.
How many categories of Analog videos are there?
(a) 1
(b) 2
(c) 3
(d) 4
Answer:
(b) 2

Question 34.
Research on MPEG-21 “Multimedia Framework” has started in………………
a) 2000
b) 2001
c) 2002
d) 2003
Answer:
a) 2000

Question 35.
Which video format produces low polarity videos?
(a) Analog video
(b) Digital video
(c) Component Analog Video
(d) Composite Analog Video
Answer:
(d) Composite Analog Video

Fill In The Blanks;

1. The Word Multimedia means ………………
Answer:
Multiple forms of media

2. Raster images are also called as ………………
Answer:
Bitmap Images

3. Bitmap is a simple matrix of the tiny dots called ………………
Answer:
Pixel

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

4. ………………techniques are used to reduce the file size of images
Answer:
Compression

5. Video can be categorized in ………………types
Answer:
2

6. ………………and……………… are the categories of video
Answer:
Analog video and Digital video.

7. ………………is the measurement of volume.
Answer:
Decibels

8. A sample of ………………is taken and stored every nth fraction of a second as digital information in bits and bytes.
Answer:
Sound

9. ………………is defined as the display of recorded event, scene, etc.
Answer:
Video

10. The powerful way to convey information in multimedia applications are ………………
Answer:
embedding of video.

11. In ………………, the video data’s are stored in any non-computer media.
Answer:
Analog video

12. Analog video is divided into ………………types.
Answer:
2

13. ………………and ………………are the types of analog video
Answer:
Composite and Component

14. The File extension of WAV files is………………
Answer:
wav

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

15. The File extension of MPEG Layer-3 files is………………
Answer:
mp3

16. The specific statements in the project is known as the ………………
Answer:
Objectives.

17. Multimedia based teaching and learning system named as ………………at GMU.
Answer:
MODULO

18. Banks uses ………………in the form of ATM machines.
Answer:
Kiosks

19. Initially Bitmap format is in use with ………………OS
Answer:
Windows 3.1.

20. Text is incorporated using ………………software
Answer:
OCR

21. ……………… tool is flexible and easy for composing the projects in multimedia.
Answer:
MIDI

Abbreviation

  1. TIFF -Tagged Image File Format
  2. JPEG -Joint Photographic Experts Group
  3. MIDI -Musical Instrument Digital Identifier
  4. RTF -Rich Text Format
  5. BMP -Bitmap
  6. GIF -Graphics Interchange Format
  7. TGA -Tagra
  8. PNG -Portable Network Graphics
  9. WAV -Waveform Audio File Format
  10. MP3 -MPEG Layer-3 Format
  11. AIFF -Audio Interchange File Format
  12. WMA -Windows Media Audio
  13. RA -Real Audio Format
  14. AVI -Audio Video Interleave
  15. MPEG -Moving Pictures Experts Group
  16. ISO -International Standard Organization
  17. LAN -Local Area Network
  18. EDUSAT -Education Satellite
  19. DIB -Device Independent Bitmap
  20. DRM -Digital Right Management

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Assertion And Reason

Question 1.
Assertion (A): The word multimedia consists of two words “multi” and “media”
Reason (R): Multimedia means that multiple forms of media are combined to gather and provide services
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)

Question 2.
Assertion (A): Text is the basic components of multimedia
Reason (R): It is one of the most common ways of communicating information to another person.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)

Question 3.
Assertion (A); Static text, the text or the words will remain static as a heading or in a line, or in a paragraph.
Reason (R): The words are given along with the images to explain the images.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 4.
Assertion (A): A hypertext is a system which consists of nodes, the text and the links between the nodes.
Reason (R): It defines the paths the user needs to follow for the text access in non-sequential ways.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)

Question 5.
Assertion (A): Images act as a vital component in multimedia.
Reason (R): These images are generated by the computer in three ways
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
c) (A) is true and (R) is false

Question 6.
Assertion (A): Pixel is nothing but a picture element
Reason (R): Pixel is a physical point (tiny dots) in a raster image
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)

Question 7.
Assertion (A): Multimedia conferencing or video conferencing is a system that performs face-to-face interactions among participating users.
Reason (R): Located far from each other, as if they were sitting and discussing in a single room.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 8.
Assertion (A): Animation is the process of displaying still images so quickly so that they give the impression of continuous movement.
Reason (R): In animation, the screen object is a bitmap image in the animation.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
c) (A) is true and (R) is false

Question 9.
Assertion (A): Path animation involves moving an object on a screen that has a constant background.
Reason (R): A cartoon character may move
across the screen regardless of any change in the background or the character.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)

Question 10.
Assertion (A) MIDI is a standard communication tool developed for computers and electronic instruments.
Reason (R): This tool is flexible and easy for composing projects in multimedia. Tools for synthesizing the sound and software for sequencing are necessary forMIDI.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)

Question 11.
Assertion (A): In frame animations, only two objects are allowed to travel simultaneously. Reason (R): In frame animations, the
background or the objects also changes.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
d) (A) is false and (R) is true

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 12.
Assertion (A): Sound is a meaningful speech in any language and is the most serious element in multimedia, providing the pleasure of music, special effects, and so on.
Reason (R): Decibels are the measurement of volume, the pressure level of sound.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)

Question 13.
Assertion (A): JPEG was designed to attain maximum age compression.
Reason(R): It uses lossless compression technique, where a compression method
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
c) (A) is true and (R) is false

Question 14.
Assertion (A): The process of multimedia making begins with a conceptual ignition point. Reason(R): Conceptual analysis identifies an appropriate theme, budget and content available on that selected theme.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)

Question 15.
Assertion (A): Once the theme is finalized objectives, goals, and activities are drawn for the multimedia project.
Reason(R): General statements are termed as goals. The specific statements in the project are known as the objectives.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 16.
Assertion (A): All multimedia Application requires appropriate tools to develop and playback the application.
Reason(R): Hardware includes the selection of the fastest CPU, RAM and huge monitors, sufficient disc for storing the records.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)

Question 17.
Assertion (A): Content is the “stuff ” provided by content specialist to the multimedia architect with which the application is developed, Reason(R); Content specialist prepares the narration, bullets, charts and tables.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)

Question 18.
Assertion (A): In the multimedia application, after the pre-production activities, the production phase starts.
Reason(R); This phase includes the activities like background music selection, sound recording and so on.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)

Question 19.
Assertion (A): In multimedia production, the role of the production manager is to define, and coordinate, the production of the multimedia project in time and with full quality.
Reason(R): The production manager should be an expertise in technology expert, good at proposal writing, good communication skills and budget management skills.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 20.
Assertion (A): The content specialist is not responsible for performing all research activities concerned with the proposed application’s content.
Reason(R): Program content refers to projects
information, graphics, data, or facts presented through multimedia production.
a) Both (A) and (R) are correct and (R) is the correct explanation of (A)
b) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
c) (A) is true and (R) is false
d) (A) is false and (R) is true
Answer:
d) (A) is false and (R) is true

Find The Odd One On The Following

1. (a) Video
(b) Text
(c) Animation
(d) Audio
Answer:
(b) Text

2. (a) Sound
(b) Video
(c) Graphics
(d) Image
Answer:
(c) Graphics

3. (a) Videotape
(b) Laserdisc
(c) Film
(d) Pen drive
Answer:
(d) Pen drive

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

4. (a) Dots
(b) Rectangles
(c) Lines
(d) Circles
Answer:
(a) Dots

5. (a) GIF
(b) RTF
(c) TIFF
(d)JPEG
Answer:
(b) RTF

6. (a) Bit depth
(b) Resolutions
(c) Decibels
(d) Sample size
Answer:
(c) Decibels

7. (a) Notepad
(b) Gedit
(c) Paint
(d) Nano
Answer:
(c) Paint

8. (a) Flash
(b) Picasa
(c) Photoshop
(d) Text Edit
Answer:
(d) Text Edit

9. (a) TIFF
(b) MPEG
(c) GIF
(d)JPEG
Answer:
(b) MPEG

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

10. (a) RA
(b) AVI
(c) WMA
(d) AIFF
Answer:
(b) AVI

11. (a) Background
(b) Digitizing
(c) Bui Sets
(d) Picture editing
Answer:
(b) Digitizing

12. (a) Recording
(b) Editing
(c) Animation
(d) Sound Effects
Answer:
(c) Animation

13. (a) Script Writer
(b) Text Editor
(c) Multimedia Player
(d) WebMaster
Answer:
(c) Multimedia Player

14. (a) MODULO
(b) EDUSAT
(c) BYJUS
(d) MIDI
Answer:
(d) MIDI

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

15. (a) Scanned Image
(b) Digital Books
(c) Graphics
(d) Nodes
Answer:
(d) Nodes

Choose The Incorrect Pairs:

1. a) Hyper Text, Static text
b) Raster Image, Vector Image
c) Path Animation, Frame Animation
d) JPEG, MPEG
Answer:
d) JPEG, MPEG

2. a) Webcasting and Video Conferencing
b) Audio and Video Specialist
c) Real Audio Format and Tagra
d) Hardware and Software Selection
Answer:
c) Real Audio Format and Tagra

3. a) Sound, Decibel
b) Bitmap, Static Text
c) Hypertext, Links
d) Animation, Vector Image
Answer:
b) Bitmap, Static Text

4. a) Library, Multimedia Kiosk
b) Medical Services, Tiny digital cameras
c) Business Systems, High resolution projectors
d) EDUSAT, Entertainment
Answer:
d) EDUSAT, Entertainment

5. a) GIF, 13-bit Color lookup table
b) Animation, 25 Frames
c) Raster Images, 256 colors
d) Multimedia, 6 components.
Answer:
d) Multimedia, 6 components.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Part B

Short Answers

Question 1.
What are the advantages of vector images?
Answer:
A relatively small amount of data is required to represent the image and thereby only less memory is needed to store.

Question 2.
What are the various of Digital Media?
Answer:
Information are available in digital formats that include digital books, scanned images, graphics, and digitized audio-visual clips, etc stored in Digital Multimedia Library.

Question 3.
Mention some compression formats?
Answer:

  1. GIF – Graphics Interface Format
  2. TIFF – Tagged Image File Format
  3. JPEG – Joint Photographic Experts Group

Question 4.
Write a short note on Vector Images.
Answer:
Drawing elements or objects such as lines, rectangles, circles and so on to create an images are based on Vector images.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 5.
What are the advantages of Vector Images?
Answer:

  • A relatively small amount of data is required to represent the image and thereby only less memory is needed to store.
  • Compression techniques are used to reduce the file size of images that is useful for storing a large number of images and speeding transmission for networked application.

Question 6.
Write a note on MIDI?
Answer:
Musical Instrument Digital Identifier (MIDI) is a standard communication tool developed for computers and electronic instruments. This tool is flexible and easy for composing the projects in multimedia. Tools for synthesizing the sound and software for sequencing are necessary for MIDI.

Part C

Explain In Brief Answer

Question 1.
Write a short note on Hypertext.
Answer:

  • A hypertext is a system which consists of nodes, the text, and the links between the nodes, which defines the paths the user; needs to follow for the text access in non-sequential ways.
  • The author of the working system created this structure. The user is permitted to define their own paths in more sophisticated hypertext systems.
  • The user is provided with the flexibility and choice to navigate in hypertext.

Question 2.
Define composite Analog video? Mention same characteristics of composite Analog video?
Answer:
Composite Analog Video has all the video components like brightness, color, and synchronization combined into one signal. Due to the combining of the video components, the quality of the composite video resulted in color blending, low clarity and high generational loss.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Question 3.
How Multimedia is used in Entertainment?
Answer:

  • The remarkable advancement in the entertainment industry is due to the Multimedia Technology mainly.
  • Thistechnology is needed in all mode of entertainment like radio, TV, online gaming, vid-eo on demand etc.
  • Video on demand or movies on demand is a service that provides movies to television sets on an individual basis at homes.
  • Movies are stored in a centralserver and transmitted througha communication network.

Question 4.
How Multimedia is used InMedicitl Services?
Answer:

  • Medical services are grown drastically with the development of multimedia.
  • Medical Students practices surgery methods via simulation prior toactual surgery.
  • Tiny digital camerasare inserted in human body and it displays the inner scene of the body.
  • In this way the medical practitioners were able to see the inner part without dissecting it.

Question 5.
Explain PNG format?
Answer:
An extensible file format for the less loss, portable and well-compressed storage of raster images. PNG acts as a replacement for GIF and also replaces multiple common uses of TIFF. PNG works good with online viewing applications like world wide web. so it is fully streameable with a best display option.

Question 6.
How Multimedia is used in Multimedia Conferencing
Answer:
Multimedia conferencing or video conferencing is a system that performs face-to-face interaction samong participating users, located far from each other, as if they weresitting and discussing in a ‘ single room.

Samacheer Kalvi 12th Computer Applications Guide Chapter 1 Multimedia and Desktop Publishing

Part D

Explain In Detail

Question 1.
How Multimedia is used in Business systems?
Answer:

  • Business applications for multimedia include presentations, training, and internet protocols and soon.
  • The marketing and advertising agencies are using animation techniques for sales promotion.
  • Multimedia is used very commonly for building employee ID.
  • High-resolution projectors are common for multi-media presentations on the road.
  • Cell phones and personal digital assistants with Bluetooth and Wi-Fi communication technology make multimedia communication for business more efficient.

Question 2.
Explain various components of Multimedia?
Answer:
Multimedia has five major components like text, images, sound, video and animation. They are explained in detail below:
1. Text:
is the basic components of multimedia and most common ways of communicating information to other person. Static text, the text or the words will remain static as a heading or in a line, or in a paragraph. A hypertext is a system which consists of nodes, the text and the links between the nodes, which defines the paths the user need to follow for the text access in non-sequential ways.

2. Images:
acts as an vital component in multimedia. These images are generated by the computer in two ways, as bitmap or raster images and as vector images. Raster or Bitmap Images: The common and comprehensive form of storing images in a computer is raster or bitmap image.

3. Vector images:
Drawing elements or objects such as lines, rectangles, circles and so on to create an images are based on Vector images.

Animation is the process displaying still images so quickly so that they give the impression of continuous movement. Path animation involves moving an object on a screen that has a constant background e g. a cartoon character may move across the screen regardless of any change in the background or the character.

4. Frame animation:
In frame animations, multiple objects are allowed to travel simultaneously and the background or the objects also changes.

5. Sound:
Sound is a meaningful speech in any language and is the most serious element in multimedia, providing the pleasure of music, special effects and so on.

6. Video:
is defined as the display of recorded event, scene etc. The powerful way to convey information in multimedia applications are embedding of video. The video can be categorized in two types as Analog video and Digital video.