Explore topic-wise MCQs in Operating System.

This section includes 99 Mcqs, each offering curated multiple-choice questions to sharpen your Operating System knowledge and support exam preparation. Choose a topic below to get started.

51.

In Real Time Interactive Audio Video, mixing means combining several streams of traffic into

A. 1 Stream
B. 2 Stream
C. 3 Stream
D. 4 Stream
Answer» B. 2 Stream
52.

Audio compression can be used for

A. Speech or Music
B. Voice and Data
C. Picture and Colors
D. Video and Voice
Answer» B. Voice and Data
53.

In Real Time Interactive Audio Video, data are stored in the buffer at a possibly variable

A. Pixels
B. Packets
C. Rates
D. Bytes
Answer» D. Bytes
54.

Animation effects in modern movies are often created with ……….. programs.

A. CGI
B. CAD
C. JPG
D. IGF
Answer» B. CAD
55.

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

A. plain text
B. cipher
C. original text
D. shift cipher
Answer» C. original text
56.

For music, we need to compress the digitize signals at

A. 1.41 I-MHz
B. 1.42 I-MHz
C. 1.45 I-MHz
D. 1.48 I-MHz
Answer» B. 1.42 I-MHz
57.

In Real Time Interactive Audio Video, conferencing requires two way communication between

A. receivers and senders
B. Packet to Frames
C. Pixels to Packets
D. Frames to Pixels
Answer» B. Packet to Frames
58.

Session Initiation Protocol (SIP), is very

A. Independent
B. Flexible
C. Dependant
D. Complex
Answer» C. Dependant
59.

A simple session using SIP consists of three modules: establishing, communicating and

A. Translation
B. Conversion
C. Streaming
D. Termination
Answer» E.
60.

Information, a combination of graphics, text, sound, video and animation is called

A. Multiprogramme
B. Multifacet
C. Multimedia
D. Multiprocess
Answer» D. Multiprocess
61.

The RTP uses a temporary even-numbered

A. RTCP
B. SMTP
C. UDP port
D. None
Answer» D. None
62.

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

A. High Quality
B. Lower Quality
C. Same Quality
D. Bad Quality
Answer» C. Same Quality
63.

In Joint Photographic Experts Group (JPEG), a gray scale picture is divided into blocks of

A. 5 X 5 pixels
B. 6 X 6 pixels
C. 7 X 7 pixels
D. 8 X 8 pixels
Answer» E.
64.

"Dpi" stands for

A. Dots per inch
B. Digits per unit
C. Dots pixel inch
D. Diagrams per inch
Answer» B. Digits per unit
65.

In Audio and Video Compression, term RBG expresses

A. Red, Blue, Green
B. Red, Black, Grey
C. Rate, Bit, Giga bit
D. Red, Bluish, Greyish
Answer» B. Red, Black, Grey
66.

Pixels used to control a resolution of 640 x 480 are of number

A. 307200
B. 102400
C. 49700
D. 602700
Answer» B. 102400
67.

Type of computer data transmission which is called start/stop transmission is

A. synchronous
B. intermittent
C. asynchronous
D. pulse
Answer» D. pulse
68.

Special device inside the computer, which translates analog audio signals from the microphone into digital codes the computer can store and process, is known as

A. sound card
B. sound chip
C. sound recorder
D. sound recognizer
Answer» B. sound chip
69.

___________ animation is used to animate things that are smaller than life size.

A. Immersive
B. Claymotion
C. Stop motion
D. Augmented
Answer» D. Augmented
70.

The most important or powerful computer in a typical network.

A. desktop
B. client
C. server
D. None of these
Answer» D. None of these
71.

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

A. Signals
B. Motions
C. Packets
D. Bits
Answer» C. Packets
72.

Computer data is transmitted block by block in transmission known as

A. synchronous
B. digital
C. asynchronous
D. analog
Answer» B. digital
73.

In Real Time Interactive Audio Video, a sequence number on each packet is required for

A. real-time traffic
B. real-time Playback
C. real-time pixels
D. real-time frames
Answer» B. real-time Playback
74.

Real-time traffic needs the support of

A. Unicasting
B. Multicasting
C. Layered Control
D. Protocol Control
Answer» C. Layered Control
75.

Live streaming is still using Transmission Control Protocol ( TCP) and multiple unicasting instead of

A. Unicasting
B. Multicasting
C. Layered Control
D. Protocol Control
Answer» C. Layered Control
76.

We can divide audio and video services into

A. 1 broad categories
B. 2 broad categories
C. 3 broad categories
D. 4 broad categories
Answer» D. 4 broad categories
77.

Moving Picture Experts Group (MPEG-1), was designed for a

A. PC
B. CD
C. DVD
D. Floppy
Answer» C. DVD
78.

Session Initiation Protocol (SIP), has a mechanism that finds the

A. Domain
B. System
C. IP Address
D. Terminal
Answer» D. Terminal
79.

Real-time Transport Protocol (RTP) is the protocol designed to handle real-time traffic on the

A. Frames
B. Internet
C. IP
D. Protocol
Answer» C. IP
80.

The HTTP client accesses the Web server by using the

A. SEND message
B. GET message
C. AUTO receive message
D. None
Answer» C. AUTO receive message
81.

Streaming stored audio/video, the files are compressed and stored on a

A. IP
B. Server
C. Domain
D. Internet
Answer» C. Domain
82.

A term for Illusion of immersion by projecting stereo images on the walls and floor of room.

A. CAVE
B. BOOM
C. GUI
D. HMD
Answer» B. BOOM
83.

Video controller also feature their own built-in

A. RAM
B. SRAM
C. VRAM
D. DRAM
Answer» D. DRAM
84.

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

A. Compression
B. Communication
C. Controlling
D. Conferencing
Answer» B. Communication
85.

The fatigue of eyes caused by focusing on the same point for too long, is known as

A. weak eyesight
B. eyestrain
C. eyedamaged
D. color blind
Answer» C. eyedamaged
86.

Type of computer data transmission in which start/stop transmission bits are not required is termed as

A. synchronous
B. pulse
C. asynchronous
D. intermittent
Answer» B. pulse
87.

Sometimes real-time traffic needs

A. Organization
B. Traffic
C. Channelizing
D. Translation
Answer» E.
88.

Before audio or video signals can be sent on the Internet, they need to be

A. Channelized
B. Managed
C. Digitized
D. Organized
Answer» D. Organized
89.

Joint Photographic Experts Group (JPEG) is used to compress

A. Music
B. Pictures
C. Images
D. Frames
Answer» D. Frames
90.

For speech, we need to compress the digitize signals at

A. 128 Khz
B. 256 Khz
C. 64 Khz
D. 1152 Khz
Answer» D. 1152 Khz
91.

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

A. Signals
B. Motions
C. Packets
D. Bits
Answer» C. Packets
92.

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

A. Protocols
B. System
C. Ports
D. Handshake
Answer» E.
93.

To perform the tracking of an IP, Session Initiation Protocol (SIP), uses the concept of

A. Registration
B. Termination
C. Streaming
D. Translation
Answer» B. Termination
94.

In temporal compression, redundant frames are

A. Channelized
B. Organized
C. Digitized
D. Removed
Answer» E.
95.

To avoid eyestrain we have to

A. use an anti large screen to reduce reflection
B. keep our screen clean
C. avoid looking at a monitor more than 30 mins without taking a break
D. all of these
Answer» E.
96.

The process of transferring files from a computer on the Internet to your computer iscalled

A. Downloading
B. uploading
C. FTP
D. JPEG
Answer» B. uploading
97.

The faster the frames are displayed :

A. the rougher the video appears
B. the smoother the video appears
C. it gets blurry
D. none of the mentioned
Answer» C. it gets blurry
98.

WHICH_ONE_OF_THE_FOLLOWING_RESOURCE_IS_NOT_NECESSARILY_REQUIRED_ON_A_FILE_SERVER??$

A. secondary storage
B. processor
C. network
D. monitor
Answer» E.
99.

Multimedia system require hard real time schedulin?

A. to ensure critical tasks will be serviced within timing deadlines
B. to deliver the media file to the client
C. to minimize the delay
D. for security
Answer» B. to deliver the media file to the client