## May 13, 2018

Which one of the following is the characteristic of a multimedia system?
A. high data rates
B. high storage
C. none of the mentioned
D. both (a) and (b)

Color, Coordinate, Normal, Orientation, Position and scalar in animations are called as
A. Tools
B. Animators
C. Specifiers
D. Interpolators

In graphical system, Hardware used to store Bitmap is
A. Processor
B. Frame buffer
C. Memory
D. None

The correct answer is: Frame buffer

On a black and white system with one bit per pixel, the frame buffer is commonly called as
A. Bitmap
B. Multi map
C. Pix map
D. Grayscale

The process used to calculate patterns of dots such that values from 0 to 255 correspond to patterns that are more and more filled at darker pixel values is known as

A. Dithering
B. Halftone
C. Colour Matrix
D. Aliasing

Alpha Channel is not supported by
A. PNG
B. GIF
C. TIFF
D. BMP

Bar graph representing the distribution of numerical data and an estimate of the probability distribution of a continuous variable
A. CLUT
B. Palette
C. Histogram
D. Gamut

This law states that "Colour matching is linear" and this means that linear combinations of lights made up of three primaries are just the linear set of weights used to make the combination times those primaries.
A. Weber's Law
B. White Point Correction Law
C. Grassman's Law
D. Gamma Correction Law

The correct answer is: Grassman's Law

The CIE colour model was developed to be
A. completely independent of any device or other means of emission or reproduction and is based as closely     as possible on how humans perceive colour.
B. partially independent of any device or other means of emission or reproduction and is based as rarely as                possible on how humans reject colour
C. completely dependent of any device or other means of emission or reproduction and is based as rarely                     as possible on how humans reject colour.
D. completely dependent of any device or other means of emission or reproduction and is based as closely                   as possible on how humans perceive colour

The correct answer is: completely independent of any device or other means of emission or reproduction and is based as closely as possible on how humans perceive colour.

For mapping tri-stimulus values or chromaticity coordinates in image capture, encoding, or reproduction
A. Black Point Correction is used
B. White Point Correction is used
C. Gamma Correction is used
D. CIE Correction is used

The correct answer is: White Point Correction is used

Luma in a video refers to the

A. Select one:
B. Resolution
C. Brightness
D. Wavelength

-----Is any combination of text, graphics art, sounds, animation and video delivered to you by computer or electronic device?
A. network
B. Hyper media
C. Multimedia
D. Visual media

I in HSI Colour Coordinate Scheme stands for
A. Independent
B. Interactive
C. Intensity
D. Image

which algorithm uses character frequency for compression
None
A. Huffman coding
B. Arithmetic coding
C. LZW

The correct answer is: Huffman coding

Which technique performs decorrelation of input signall in a data independent manner

A. Huffman
B. Quantization
C. None
D. Discrete Cosine Transform

The correct answer is: Discrete Cosine Transform

Which algorithm uses fixed length codewords to represent variable length strings of symbols/ characters
A. LZW
B. Huffman
C. Shannon-Fan
D. Arithmetic

A _______ can be added to your presentation and then used to go to a variety of locations ---- for example, a web address, an e-mail address, a custom show or document, just to name a few.

A smaller version of an image is called a:

A. thumbnail
B. clipart
C. portable network graphic
D. bitmap

Compression ratio is the ratio of :
A. None of these
B. compressed file size to the original file size
C. the number of pixels in a frame of the original size to those in a frame of the compressed file
D. the original file size to the size of the compressed file

The correct answer is: the original file size to the size of the compressed file

Lossy techniques provide ___________ when compared to lossless techniques
A. None of these
B. lower compression ratios
C. much higher compression ratios
D. similar compression ratios

The correct answer is: much higher compression ratios

The basic idea behind Huffman coding is to
A. compress data by using fewer bits to encode fewer frequently repeating characters
B. expand data by using fewer bits to encode more frequently repeating characters
C.compress data by using fewer bits to encode more frequently repeating characters
D. compress data by using more bits to encode more frequently repeating characters

The correct answer is: compress data by using fewer bits to encode more frequently repeating characters

A Huffman code: A = 1, B = 000, C = 001, D = 01, P(A) = 0.4, P(B) = 0.1, P(C) = 0.2, P(D) = 0.3 The average number of bits per letter is
A. 2.0 bit
B. 2.1 bit
C. 8.0 bit
D. 1.9 bit

The correct answer is: 1.9 bit

XML stands for

A. EXtra Multi Language
B. EXtensible Making Language
C. EXprimental Markup Language
D. EXtensible Markup Language

The correct answer is: EXtensible Markup Language

The idea with wavelets is to represent a complicated function by
A. lines
B. square functions
C. simple basic functions
D. sinus functions

The correct answer is: simple basic functions

Multimedia elements are typically sewn together into a project using ____
A. Authoring tools
B. Audio tools
C. Multimedia tools
D. Video tool

The correct answer is: Authoring tools

---------Is used for building multimedia-enabled websites as well asIntrenet applications in HTML,XML,and other formats
A. Lingo script
B. VRML
C. Macromedia flash
D. Dreamweaver

----- allows you to trigger events such as moving to a different keyframe or requiring the movie to stop

A. 3D sprite
B. Tweening
C. Action Script
D. Macromedia director

The correct answer is: Action Script

-----is sophisticated Pc based program for editing WAV files
A. Cubase
B. Sound forge
C. Pro Tools
D. Cool edit

The correct answer is: Sound forge

This permits specifying temporarily scripted interaction among any media types and user input
A. SMIL Correct
B. HTML
C. XML
D. XSL

This is a powerful modeling,animation,and rendering package for animation and special effects in films and games.
A. Maya
B. Render Man
C. 3D studio max
D. Softimage XSI

The correct answer is: Softimage XSI

Question.
The sample rate of Au file format is

Select one:

Question.
In which type of streaming multimedia file is delivered to the client, but not shared?

Select one:
a. Compression
b. Real-time streaming
d. None

Question.
Images included in many software titles are called _________.

Select one:
a. .jpg files
b. .tiff files
c. Popups
d. Clipart

Question.
Hardware that creates sound from a mathematical representation

Select one:
a. Synthesizer
b. Speaker
c. Stampers
d. None

Question.
DPCM result for the following series +2    +4    -3    -2    +9    +7    -6    -5 is

Select one:
a. +2    +6    +9    +1    +10    +16    +11    +6
b. +4   +6    +3    +1    +10    +17    +11    +6
c. +2    +6    +3    +1    -10    +17    +11    +6
d. +2    +6    +3    +1    +10    +17    +11    +6

Answer: +2    +6    +3    +1    +10    +17    +11    +6

Question.
H.323 uses G.71 or G.723.1 for

Select one:
a. Compression
b. Communication
c. Conferencing
d. Controlling

Question.
CD-I (Compact Disc-Interactive) standard defines the storage of interactive multimedia data while follows

Select one:
a. The Green Book
b. The Red Book
c. The Blue Book
d. The Black Book

Question.
----- is the  process  of applying a bank of band-pass filters to the analog signal

Select one:
a. Superband filtering
b. None
c. Low-pass filter
d. Subband filtering

Question.
Find the Coding and transmission order of IBBPBBPBBI Display order

Select one:
a. IPBBBPBIBB
b. IPBBPBBPBB
c. IPBBPBBIBB
d. IPBBPBBBBI

Question.
Nyquist rate defined for correct sampling is

Select one:
a. Sampling rate equal to at least half the maximum frequency
b. Sampling rate equal to at least equal the maximum frequency
c. Sampling rate equal to at least thrice the maximum frequency
d. Sampling rate equal to at least twice the maximum frequency

Answer: Sampling rate equal to at least twice the maximum frequency

Question.
Multimedia system require hard real time scheduling

Select one:
a. for security
c. to minimize the delay
d. to deliver the media file to the client

Question.
In Composite Video, colour and intensity signals are mixed into

Select one:
a. Multiple carrier wave
b. Double carrier wave
c. A single carrier wave
d. Mixed carrier wave

Question.
Find out the correct statement

Select one:
a. Temporal redundancy is included in P frame coding as well as I frame coding
b. Temporal redundancy is included in P frame coding whereas I frame coding only includes Spatial redundancy removal
c. Temporal redundancy is included in I frame coding whereas P frame coding only includes Spatial redundancy removal
d. Spatial redundancy is included in P frame coding as well as I frame coding

Answer: Temporal redundancy is included in P frame coding whereas I frame coding only includes Spatial redundancy removal

Question.
Interleaving the audio and video segments of a video clip together in a data file is:

Select one:
a. Flattening
b. Helical scan
c. Flare
d. None

Question.
A video consists of a sequence of

Select one:
a. Slots
b. Frames
c. Signals
d. Packets

Question.

Select one:
a. Background
b. Animation
c. Transition
d. Popups

Question.
CD-XA allows the storage of

Select one:
a. Digital Audio, Text, Graphics and Video
b. Only Audio Data
c. Only Text Data
d. Only Video Data

Answer: Digital Audio, Text, Graphics and Video

Question.
The text color in a presentation should contrast with the ________ color.

Select one:
a. CPU
b. Frame
c. Stack
d. Background

Question.
Component Video uses three separate video signals for the

Select one:
a. Red, Yellow and Blue Planes
b. Red, Green and Blue Planes
c. Cyan, Green and Blue Planes
d. Red, Green and Magenta Planes

Answer: Red, Green and Blue Planes

Question.
If frames are displayed on screen fast enough, we get an impression of

Select one:
a. Motion
b. Signals
c. Bits
d. Packets

Question.
To receive signal, a translator is needed to decode signal and encode it again at a

A.High Quality.
B.Lower Quality.
C.Same Quality.

Question.
Session Initiation Protocol (SIP), is very

A.Independent.
B.Flexible.
C.Important.
D.Layered.

Question.
Establishing a session in Session Initiation Protocol (SIP), requires a three-way

A.Protocols.
B.System.
C.Ports.
D.Handshake.

Question.
Moving Picture Experts Group (MPEG) is used to compress

A.Frames.
B.Images.
C.Audio.
D.Video.

Question.
A combination of an encryption algorithm and a decryption algorithm is called a

A.plain text.
B.cipher.
C.original text.
D.shift cipher.

Question.
Most common compression technique that is used to create CD-quality audio is based on perceptual encoding technique is called

A.Predictive Encoding.
B.Perceptual Encoding.
C.MPEG.
D.JPEG.

Question.
In Audio and Video Compression, each frame is divided into small grids, called picture elements or

A.Frame.
B.Packets.
C.Pixels.
D.Mega Pixels.