Explore topic-wise MCQs in Computer Science.

This section includes 223 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Science knowledge and support exam preparation. Choose a topic below to get started.

201.

What is the name given to the molecular-scale computer?

A. Femtocomputer
B. Nanocomputer
C. Supercomputer
D. Microcomputer
Answer» C. Supercomputer
202.

Backing storage is so named because it

A. is always kept at the back of the CP.U.
B. is slow and backward
C. backs up the computer's main memory
D. lags behind the main memory
Answer» D. lags behind the main memory
203.

Communication that involves computers, establishing a link through the telephone system is called

A. Teleprocessing
B. Microprocessing
C. Telecommunications
D. All of the above
Answer» D. All of the above
204.

A language which is close to that used within the computer is

A. High-level language
B. Assembly language
C. Low-level language
D. All of the above
Answer» D. All of the above
205.

Large computer system typically uses:

A. Line printers
B. Ink-jet printers
C. Dot-matrix printers
D. Daisy wheel printers
Answer» B. Ink-jet printers
206.

A characteristic of card systems is:

A. slowness in processing data
B. using cards as records of transactions
C. needing a larger DP staff
D. all the above
Answer» E.
207.

Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?

A. Track number
B. Sector number
C. Surface number
D. All of the above
Answer» E.
208.

The time for which a piece of equipment operates is called

A. Seek time
B. Effective time
C. Access time
D. Real time
Answer» C. Access time
209.

Conversion of hexadecimal number 1D7F16 to a decimal number is

A. 755110
B. 877110
C. 555710
D. 778110
Answer» B. 877110
210.

The report card and merit list forms the

A. Output data
B. Data processing
C. Central Processing
D. Input data
Answer» B. Data processing
211.

The radian of a number system

A. Is variable
B. Has nothing to do with digit position value
C. Equals the number of its distinct counting digits
D. Is always an even number
Answer» D. Is always an even number
212.

What is the alternative name for a diskette?

A. Floppy disk
B. Hard disk
C. Flexible disk
D. Winchester disk
Answer» B. Hard disk
213.

How many types of storage loops exist in magnetic bubble memory?

A. 8
B. 4
C. 16
D. 2
Answer» E.
214.

A section of code to which control is transferred when a processor is interrupted is known as

A. M
B. SVC
C. IP
D. MDR
Answer» B. SVC
215.

Any storage device added to a computer beyond the immediately usable main storage is known as

A. Floppy disk
B. Hard disk
C. Backing store
D. Punched card
Answer» D. Punched card
216.

A typical modern computer uses

A. LSI chips
B. Vacuum tubes
C. Valves
D. All the above
Answer» B. Vacuum tubes
217.

The list of coded instructions is called

A. Computer program
B. Algorithm
C. Flowchart
D. Utility programs
Answer» B. Algorithm
218.

The brain of any computer system is

A. ALU
B. Memory
C. CPU
D. Control unit
Answer» D. Control unit
219.

A computer program that converts assembly language to machine language is

A. Compiler
B. Interpreter
C. Assembler
D. Comparator
Answer» D. Comparator
220.

What difference does the 5th generation computer have from other generation computers?

A. Technological advancement
B. Scientific code
C. Object Oriented Programming
D. All of the above
Answer» B. Scientific code
221.

A technique used by codes to convert an analog signal into a digital bit stream is known as

A. Pulse code modulation
B. Pulse stretcher
C. Query processing
D. Queue management
Answer» B. Pulse stretcher
222.

A computer assisted method for the recording and analyzing of existing or hypothetical systems is

A. Data transmission
B. Data flow
C. Data capture
D. Data processing
Answer» C. Data capture
223.

Which of the following computer language is used for artificial intelligence?

A. FORTRAN
B. PROLOG
C. C
D. COBOL
Answer» C. C