Hello students Welcome to CSE Study247 , In this page provide you Multimedia MCQs-4 , that contain 20 Multiple Choice Question.
Q.1 What is the Delay?
The time from when a request is first submitted to when the desired result is produced
The delay that occurs during playback of the stream
How the errors are handled during the transmission and processing of continuous media
None of these
Explanation
Delay in this context refers to response time or latency, which is the interval between a user’s request and the system’s response.
Q.2 RLE Stands for ?
Run length encoding
Ran length encoding
Run length enoding
None of these
Explanation
Run-length encoding (RLE) is a very simple form of lossless data compression in which runs of data are stored as a single data value and count.
Q.3 — Supports characters for all known language? (SBTE 2021)
ASCII
UNICODE
EBCDIC
None of these
Explanation
Unicode is an international standard for use with different languages and scripts, by which each letter, digit, or symbol is assigned a unique numeric value.
Q.4 The perception of loudness depends on? (SBTE 2021)
Frequency
Harmonics
Vibration
Pressure
Explanation
While loudness is primarily related to physical amplitude, the human perception of loudness is also heavily influenced by frequency (pitch).
Q.5 PICT Represents? (SBTE 2021)
Image file format for windows
Image file format for DOS
Image file format for Macintosh
Pressure
Explanation
PICT is a graphics file format introduced by Apple in 1984 for the original Macintosh computer.
Q.6 Touch screen displays are (SBTE 2021)
Input
Output
Both A & B
Pressure
Explanation
Touch screens serve as input devices (by detecting touch) and output devices (by displaying visual information).
Q.7 Arithmetic Encoding is
Lossless compression
Lossy compression
LZY coding
None of these
Explanation
Arithmetic coding is a form of entropy encoding used in lossless data compression.
Q.8 Which database system is used in multimedia
RDBMS
DBMS
Data dictionary
None of these
Explanation
A Database Management System (DBMS) specifically designed to handle multimedia data types like images, audio, and video.
Q.9 MP3 is an extension of a _______ file.
Video file
Graphics image
Audio file
None of these
Explanation
MP3 (MPEG-1 Audio Layer III) is a coding format for digital audio.
Q.10 In Audio and Video Compression, voice is sampled at 8000 samples per second with
5 bits per sample
6 bits per sample
7 bits per sample
8 bits per sample
Explanation
Standard telephony-grade digital voice (PCM) uses a sampling rate of 8000 Hz with 8 bits per sample.
Q.11 WBT are available on the ?
CD-CBT
Internet
DVD
None of these
Explanation
WBT stands for Web-Based Training, which is delivered over the Internet or an Intranet.
Q.12 Multimedia — of elements grabs the viewer's attention and retains it ?
Mixture
Combination
Control
None of these
Explanation
The combination of text, audio, images, animation, and video creates a more engaging experience for the user.
Q.13 Establishing a session in Session Initiation Protocol (SIP), requires a three-way
Protocols
System
Handshake
None of these
Explanation
SIP uses a three-way handshake (INVITE, OK, ACK) to establish a reliable communication session.
Q.14 A combination of an encryption algorithm and a decryption algorithm is called a
Plain text
Cipher
Original text
Explanation
In cryptography, a cipher is an algorithm for performing encryption or decryption.
Q.15 Which of the following is a features of authoring tools
Editing & organizing
Performance is better
Both A & B
None of these
Explanation
Multimedia authoring tools provide facilities for editing and organizing elements while optimizing the performance of the final product.
Q.16 A structure of linked elements through which the user can navigate, interactive multimedia becomes
Hypermedia
Hypertext
Inter media
None of these
Explanation
Hypertext is text displayed on a computer display with references (hyperlinks) to other text that the reader can immediately access.
Q.17 Link card is an example of
card based tool
Icon based tool
Time based tool
None of these
Explanation
Link card is a type of card-based or page-based authoring tool where elements are organized like a stack of cards.
Q.18 In Real Time Interactive Audio Video, data are stored in buffer at a possibly variable
Rates
Packets
Pixels
Bytes
Explanation
Jitter buffers are used to handle data arriving at variable rates to ensure smooth playback.
Q.19 A compressed audio/video file can be downloaded as a
Image
Video
Frame
Text file
Explanation
In some technical contexts or older systems, encoded binary data was sometimes transferred or handled in formats represented as text strings (like Base64).
Q.20 Purpose of dividing picture into blocks is to decrease number of
Channels
Frames
Pixels
Calculations
Explanation
Dividing an image into blocks (like macroblocks in MPEG) helps simplify the mathematical calculations required for compression algorithms.