Explore topic-wise MCQs in Computer.

This section includes 233 Mcqs, each offering curated multiple-choice questions to sharpen your Computer knowledge and support exam preparation. Choose a topic below to get started.

201.

In computer processing, ______ selects processes from the pool and loads them into memory for execution.

A. Job Scheduler
B. Resource Scheduler
C. CPU Scheduler
D. Process Scheduler
Answer» B. Resource Scheduler
202.

How much data does a standard floppy disk hold?

A. 512KB
B. 1.44MB
C. 20 MB
D. 1GB
Answer» C. 20 MB
203.

The name modem is derived from

A. modern demarcation
B. modulator demand
C. modern demodulator
D. modulator-demodulator
Answer» E.
204.

Optic fibres are used in place of wire cables because

A. they generate strong magnetic fields
B. they do not generate magnetic fields
C. they do not require boosting
D. they are more economical
Answer» C. they do not require boosting
205.

The first operational electronic digital computer is

A. ENIAC
B. EDVAC
C. EDSAC
D. UNIVAC
Answer» B. EDVAC
206.

Where is the National Institute of Excellence in the field of Information Technology and Allied Sciences proposed to be set up?

A. Bangalore
B. Hyderabad
C. Pune
D. Allahabad
Answer» E.
207.

1024 bytes equals :

A. 1 TB
B. 1 GB
C. 1 MB
D. 1 KB
Answer» E.
208.

Which of the following circuit is used as 'Memory device' in computers?

A. Rectifier
B. Flip-Flop
C. Comparator
D. Attenuator
Answer» C. Comparator
209.

The term 'PC - XT' refers to ____.

A. Personal Computer External Technology
B. Personal Computer Extended Technology
C. Personal Computer Expanded Technology
D. Personal Computer Embedded Technology
Answer» C. Personal Computer Expanded Technology
210.

An electronic device that produces sounds from instructions in a mini file is a

A. synthesizer
B. scanner
C. speaker
D. sampler
Answer» B. scanner
211.

What is an organisation s introductory web page called?

A. Portal
B. Vortal
C. Homepage
D. Web site
Answer» E.
212.

A compact disc (CD) is a data storage system of the type :

A. Magnetic
B. Optical
C. Electrical
D. Electromechanical
Answer» C. Electrical
213.

What is the size of Floppy Diskette which is used normally?

A. 3 "
B. 5"
C. 4"
D. 3"
Answer» B. 5"
214.

The basic application of an AND gate in computers is for:

A. addition
B. subtraction
C. multiplication
D. division
Answer» D. division
215.

Who developed the concept of email?

A. Bill Gates
B. Arthur C. Clark
C. Ray Tomlinson
D. Sabir Bhatia
Answer» D. Sabir Bhatia
216.

Which of the following is not reckoned as a value-added telecommunication service?

A. Electronic Mail
B. STD
C. FAX
D. Radio-Paging Service
Answer» D. Radio-Paging Service
217.

Which of the following is not a role assigned to Science and Technology Entrepreneurship Parks?

A. Training
B. Testing and Calibration
C. Technology development
D. Raising funds for entrepreneurs
Answer» E.
218.

A computer virus is

A. a chemical that attacks silicon.
B. a micro-organism that destroys integrated circuits.
C. data that the computer fails to handle.
D. a special kind of computer programme.
Answer» B. a micro-organism that destroys integrated circuits.
219.

What is Teletext ?

A. Flashing of telephone conversation on TV screen.
B. Printing the text of the message on the telex machine.
C. Connecting the local telephone with outstation telephones without STD codes.
D. Flashing of the text of news and information on the TV screen.
Answer» E.
220.

Processing of a data file to reduce its size for storage on disk is termed :

A. Amplification
B. Reduction
C. Compression
D. Rarefaction
Answer» D. Rarefaction
221.

A technique for producing animation in which one image changes into another is called

A. Embedding
B. Linking
C. Morphing
D. Scanning
Answer» D. Scanning
222.

IC in computers stands for

A. Integrated Charge
B. Integrated Current
C. Integrated Circuits
D. Internal Circuits
Answer» D. Internal Circuits
223.

Who developed the concept World Wide Web ?

A. Tim Berners-Lee
B. Microsoft
C. Arthur Clarke
D. AT & T Bell Lab
Answer» C. Arthur Clarke
224.

A compact disc (CD) is a data storage system of the type

A. magnetic
B. optical
C. electrical
D. electro-mechanical
Answer» C. electrical
225.

The device that converts digital signals to analogue signals at the start of long-distance transmissions is

A. peripheral
B. modem
C. telephone
D. antenna
Answer» C. telephone
226.

The complete form of IC in electronics is

A. Internal circuit
B. Independent circuit
C. Integrated circuit
D. Inbuilt circuit
Answer» D. Inbuilt circuit
227.

Which of the following mobile telephone network is not based on GSM technology?

A. Idea
B. BPL Mobile
C. Airtel
D. Reliance Infocomm
Answer» E.
228.

Which among the following is a distinctive feature by which a CD ROM drive is classified in a personal computer?

A. Software bundle
B. Data transfer rate
C. Memory capacity
D. Storage period
Answer» C. Memory capacity
229.

Who among the following developed World Wide Web (WWW), which gave a new type of information exhibition?

A. Bob Cohen
B. Tim Berners-Lee
C. Robert Morris Jr.
D. Michel Derstuses
Answer» C. Robert Morris Jr.
230.

The first computer language developed was

A. COBOL
B. BASIC
C. FORTRAN
D. PASCAL
Answer» D. PASCAL
231.

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

A. Multiprogram
B. Multifacet
C. Multimedia
D. Multiprocess
Answer» D. Multiprocess
232.

Correct expansion of the term http in Internet address is

A. higher text transfer protocol
B. higher transfer text protocol
C. hybrid text transfer protocol
D. hypertext transfer protocol
Answer» E.
233.

In a computer, what does RAM stand for?

A. Ready to Access Memory
B. Read At-a-time Memory
C. Random Access Memory
D. Readily Available Memory
Answer» D. Readily Available Memory