Solved : July , 2016 INTRODUCTION TO MULTIMEDIA

Solved : NIELIT (O-Level) July , 2016 INTRODUCTION TO MULTIMEDIA

1. Each question below gives a multiple choice of answers. Choose the most appropriate one and enter in the “OMR” answer sheet supplied with the question paper, following instructions therein.
(1x10)

1.1 : assigns 8 bits to a pixel, that pixel can display one of upto ________ color.
A) 32
B) 64
C) 256
D) 1024
Answer


1.2 : Sound as recorded on a computer is
A) analoged
B) digitized
C) animated
D) encoded
Answer

1.3 : in multimedia to authenticate the originality?
A) Watermark
B) Place Holder
C) Hyperlink
D) Background
Answer

1.4 : What does MPEG stand for?
A) Motion Picture Experts Gang
B) Modern Picture Experts Group
C) Motion Picture Experts Group
D) Modern Picture Experts Gang
Answer

1.5 : The text color in a presentation should contrast with the ______ color.
A) CPU
B) frame
C) stack
D) background
Answer

1.6 : Which of following is a painting program and image editing program?
A) Designer
B) FreeHand
C) Illustrator
D) Photoshop
Answer

1.7 : JPEG compression technique is
A) Lossy
B) LossLess
C) Run Length Coding
D) None
Answer

1.8 : Raster images are also known as
A) bitmap images
B) vector images
C) clip art images
D) multimedia images
Answer

1.9 : A Multimedia presentation can be?
i) Linear
ii) Non-linear
A) Only i)
B) Only ii)
C) Both i) and ii)
D) None of the above
Answer

1.10 : Vector images are
A) Composed of Pixels
B) Composed as Dots
C) Composed as Files
D) All of the above
Answer

2. Each statement below is either TRUE or FALSE. Choose the most appropriate one and enter your choice in the “OMR” answer sheet supplied with the question paper, following instructions therein. (1x10)

2.1 Using Illustrator or CorelDraw you can create mainly raster type of graphics.
2.2 A WAV file format has a smaller file size than a MP3 file format.
2.3 Multimedia may include text-based elements.
2.4 The file size for bitmap images is similar to the file size for vector images.
2.5 The process of adjusting the volume of a sound to bring it to a standard level is called quantization.
2.6 .MOV is a video file extension.
2.7 A graphic image file name is tree.eps. This file is a bitmap image.
2.8 JPG is one of the video file extensions.
2.9 Multimedia production process involves not only the production of individual components but also integration of those components using an authoring tool.
2.10 One of the disadvantages of multimedia is adoptability.

Answer

3. Match words and phrases in column X with the closest related meaning/ word(s)/phrase(s) in column Y. Enter your selection in the “OMR” answer sheet supplied with the question paper, following instructions therein. (1x10)

X		Y
3.1	Graphics that allow each pixel to be shown on a computer as black, white or a shade of grey	A.	MPEG
3.2	The density of pixels on a screen	B.	Black
3.3	a tiny dot of white, black, or color arranged in rows on a monitor	C.	Resolution
3.4	Process used to remove jagged edges in computerized graphics	D.	audio data compression
3.5	Transporting real-time voice and video over telecommunications services	E.	Sprite
3.6	temporary storage space is used for a segment of the file so that data continues to flow smoothly	F.	Anti aliasing
3.7	The K in CMYK stands for	G.	Buffer
3.8	An animated object is referred as a(n)	H.	Pixel
3.9	Speech encoding is an important category of	I.	Video conferencing
3.10	A video standard	J.	Authoring
		K.	Gray-Scale
		L.	WAV
		M.	HSB

Answer

4. Each statement below has a blank space to fit one of the word(s) or phrase(s) in the list below. Choose the most appropriate option, enter your choice in the “OMR” answer sheet supplied with the question paper, following instructions therein. (1x10)

A.	interactivity	B.	motion video	C.	Real time
D.	Digital Audio Tape	E.	Bitmapped	F.	30
G.	Browser	H.	Vector	I.	60
J.	audio	K.	Tweening	L.	MIDI
M.	True Type	N.	Flash

4.1 If you want to enlarge/reduce an image size which differs from its original size without loss in quality then that image should be in ________ format.
4.2 ________ creates in-between frames when you create the start and end points of the animation.
4.3 ________ is a standard interface that is used to send commands to instrument and sound source.
4.4 Painting programs create ________ graphics.
4.5 When something is displayed at the same time as it is created, accessed, or imported, it is known as ________.
4.6 A ________ is a software program that interprets mark document (such as HTML) and renders them visually on computer screens.
4.7 ________ name of popular software used for creating 2D animation for use in web pages.
4.8 ________ is a digital recording and a playback medium.
4.9 A broadcast / NTSC video requires ________ FPS for it to play smoothly.
4.10 A(n) ________ font is a group of vectorial drawings. They can be scaled with no loss of quality.

Answer

PART TWO

(Answer any FOUR questions)

5.
Explain the use of the following hardware components in multimedia.
i) Scanner
ii) Video Capture Card
iii) Sound Card
b) Define anti-aliasing. Describe the advantages of applying ‘Anti-aliasing’ to graphics.
(9+6)

6.
a) Briefly explain about the different techniques used for video compression.
b) What is Codec? Explain how a Codec functions.
c) Why are standards important for developing multimedia content? What are MPEG Standards?
(5+5+5)

7.
a) Define the following terms with respect to a video:
      i) Flicker
     ii) JPEG Compression
     iii) Resolution
b) List FIVE considerations in shooting and editing video for use in multimedia.
c) Compare and contrast the use of MIDI and digitized audio in multimedia production.
(6+4+5)

8.
a) What is Authoring System? Explain the features of Macromedia Director.
b) Explain in detail the application of Multimedia in the field of EDUCATION and ENTERTAINMENT.
c) What are the various steps taken in development of a web based multimedia systems, particularly to offset bandwidth issues?
(5+6+4)

9.
Tweening and Morphing
b) 2D and 3D animations
c) Lossy and LossLess Compression
(5+5+5)

Download PDF

Next Set