1000+ basic to advance Computer Fundamental MCQ Part :3

1. Soft copy means

A

Recorded in tangible medium

B

Print copy

C

Electronic copy whose output displayed on a computer screen

D

None of the above

Answer:

The correct option is C.

Note
Description:

2. What is the full form of SCSI?

A

Standard computer systems interface

B

Small computer systems interface

C

Super computer systems interface

D

Small computer standard interface

Answer:

The correct option is B.

Note
Description: The full name of SCSI is Small computer system interface. SCSI is a group of protocols that send the data between computers and external devices in a physical manner.

3. A notation used to express clearly on algorithm is known as

A

Assembly language

B

Machine language

C

Algorithmic language

D

High level language

Answer:

The correct option is C.

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Description:

4. Which is a device that changes information into digital form?

A

Modem

B

Digitizer

C

Mouse

D

Light pen

Answer:

The correct option is B.

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Description:

5. Most important advantage of an IC is its

A

Easy replacement in case of circuit failure

B

Reduced cost

C

Low power consumption

D

Extremely high reliability

Answer:

The correct option is D.

Note
Description:

6. 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:

The correct option is A.

Note
Description:

7. A program that converts computer data into some code system other than the normal one is known as

A

Encoder

B

Simulation

C

Emulator

D

Coding

Answer:

The correct option is A.

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Description:

8. The use of the IC in a computer has ______.

A

Increased the amount of heating

B

c. Reduced the peripheral devices to be used

C

Reduced the size and cost of computers

D

Reduced the performance capacity of the computer

Answer:

The correct option is C.

Note
Description: The use of the IC in a computer has reduced the cost of computers. It is an incredibly small electronics chip integrated with a set of electrical circuits and transistors. It is a very small chip.

9. Which one of the following is the best fire extinguisher for IT equipment?

A

Dry powder

B

Bromo chloride

C

CO2

D

Water

Answer:

The correct option is C.

Note
Description:

10. What is the full form of DRAM?

A

Dynamic Remote Access Memory

B

Dynamic Random-Access Memory

C

Dependent Remote Access Memory

D

Dependent Random-Access Memory

Answer:

The correct option is B.

Note
Description: The full name of DRAM is dynamic random-access memory. It needs a refresh power to work and it has transistor and capacitor for the memory cell. It is used in video game consoles, networking hardware, and system memory, etc.

11. BIOS is used?

A

By operating system

B

By compiler

C

By interpreter

D

By application software

Answer:

The correct option is A.

Note
Description: BIOS is used by the operating system. It is used to configure and identify the hardware in a system such as the hard drive, floppy drive, optical drive, CPU, and memory.

12. Which of the following is a structured programming technique that graphically represents the detailed steps required to solve a program?

A

Object-oriented programming

B

Pseudocode

C

Flowchart

D

Top-down design

Answer:

The correct option is C.

Note
Description: Flowchart is a structured programming technique that graphically represents the detailed steps required to solve a program. Usually, it shows the steps as boxes of different types, and these boxes are connected with arrows.

13. How many color dots make up one color pixel on a screen?

A

265

B

16

C

8

D

3

Answer:

The correct option is D.

Note
Description: Three color dots form a color pixel on a screen, and these are the following color dots: red, blue, and green. you can make any color from these 3 colors on the screen.

14. Which of the following is a type of technique in which dumb terminals are connected to a central computer system?

A

Time Sharing

B

Message passing

C

Batch environment

D

User environment

Answer:

The correct option is A.

Note
Description: This happens in time-sharing. In this, users were able to interact with the computer and could share its information processing resources.

15. Which of the following is known as the interval between the instant a computer makes a request for the transfer of data from a disk system to the primary storage and the instance the operation is completed?

A

Disk utilization time

B

Drive utilization time

C

Disk access time

D

Disk arrival time

Answer:

The correct option is C.

Note
Description: The interval is referred to as the disk arrival time. It depends on several parameters. Generally, a computer makes a request and the operation is served

16. A process is a _______.

A

Program in the execution

B

Single thread of execution.

C

Program in the memory

D

Task

Answer:

The correct option is A.

Note
Description: A process is a program that is executed by the threads. It consists of multiple threads of execution.

17. How is the data stored on the diskette?

A

Laser bubbles

B

Magnetism

C

Ink

D

Circuits

Answer:

The correct option is B.

Note
Description: The data is stored on the diskette in magnetism form. A diskette is a removable data storage, and it is used with the PC.

18. What is the mean of the Booting in the system?

A

Restarting computer

B

Install the program

C

To scan

D

To turn off

Answer:

The correct option is A.

Note
Description: Booting is a process of the restart the computer. After restarting it, there is no software in the computer's main memory.

19. Which programming language is based on Algol 60.

A

PILOT

B

SIMULA

C

SNOBOL

D

ADA

Answer:

The correct option is B.

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Description:

20. RAM is used as a short memory because it is

A

Has small capacity

B

Is very expensive

C

Is programmable

D

Volatile

Answer:

The correct option is D.

Note
Description: