Basic Computer Question with Answers

Basic Computer Question with Answers

1. What is full form of 'CPU'?

A) Center Process Unit
B) Central Processing Unit
C) Central Process Unit
D) Center Processing Unit

... Answer is B) Central Processing Unit 
CPU stands for "Central Processing Unit". It is also known as a brain of the computer. It carries out instructions and computer programs and performs all the basic arithmetical and logical operations. CPU is installed in the motherboard on a specific area known as CPU socket.

2. What is the Brain of a Computer?

A) ALU
B) CU
C) CPU
D) RAM

... Answer is C) CPU
CPU is called brain of the computer.

3. Which Device is not a Input Device?

A) Keyboard
B) Mouse
C) Scanner
D) Printer

... Answer is D) Printer
Printer is a Output Device.

4. What is the full form of ups of computer?

A) Ultra Power Supply
B) Unit Power Supply
C) Uninterruptible Power Supply
D) Uniquie Power Supply

... Answer is C) Uninterruptible Power Supply
The Full form of UPS is Uninterruptible Power Supply. UPS is a source of power supply system that's having an inbuilt battery and that battery is used to supply power in the absence of primary source or when supply is cut off.

5. What is full form of RAM?

A) Random Access Memory
B) Rounded Access Memory
C) Central Processing Unit
D) Hard Disk

... Answer is A)
The full form of RAM is Random Access Memory.

6. What is full form of CCTV?

A) Close Circuit TV
B) Closed Circuit Television
C) Close Camera Circuit
D) Camera Close Circuit

... Answer is B) Closed Circuit Television
Closed Circuit Television (CCTV) also known as video surveillance. It is a system where all the elements like video camera, display monitors, recording devices are directly connected.

7. What is full form of WiFi?

A) Wire Connection
B) Wireless connected
C) Wireless technology
D) Wireless Fidelity

... Answer is D) Wireless Fidelity
WIFI also Spelled as Wi-Fi is a local area wireless technology. It allows an electronic device to transfer data or connect to the internet using ISM radio bands. It is an underlying technology of wireless local area network (WLAN).

8. What is full form of ROM?

A) Random Access Memory
B) Rounded Only Memory
C) Read-Only Memory
D) Read Access Memory

... Answer is C) Read-Only Memory
Read-only memory (ROM) is a type of non-volatile memory used in computers and other electronic devices. Data stored in ROM cannot be electronically modified after the manufacture of the memory device.

9. Which device display the output on screen?

A) Printer
B) Speaker
C) Monitor
D) Scanner

... Answer is C) Monitor
Monitor is display the output on screen.

10. The central processing unit consists of

A) The arithmetic logic unit
B) The registers
C) The control unit
D) All the above

... Answer is D) All the above
Central processing unit consists the ALU, CU and the registers.




11. Which of the following was not used in first generation computers?

A) punch cards
B) magnetic core
C) vaccum tubes
D) All the above

... Answer is B) magnetic core
Magnetic core was not used in first generation computers.

12. The ........... is the administrative section of the computer system.

A) Memory Unit
B) Control Unit
C) Input Unit
D) Central Processing Unit

... Answer is D) Central Processing Unit
The Central Processing Unit is the administrative section of the computer system.

13. Integrated circuits are classified on the basis of

A) number of transistors
B) type of computer
C) manufacturing company
D) none of the above

... Answer is B) number of transistors
Integrated circuits are classified on the basis of number of transistors.

14. Integrated circuits are classified on the basis of

A) Memory Unit
B) Control Unit
C) Input Unit
D) Central Processing Unit

... Answer is D) Central Processing Unit
The Central Processing Unit is the administrative section of the computer system.

15. Integrated circuits are classified on the basis of

A) Memory Unit
B) Control Unit
C) Input Unit
D) Central Processing Unit

... Answer is D) Central Processing Unit
The Central Processing Unit is the administrative section of the computer system.

16. The base of the hexadecimal number system is

A) 2
B) 8
C) 10
D) 16 

... Answer is D) 16
The base of the hexadecimal number system is 16.

17. The base of the binary number system is

A) 2
B) 8
C) 10
D) 16

... Answer is A) 2
The base of the binary number system is 2.

18. The computer keyboard in English normally uses

A) Abcdef base
B) QWERT base
C) Asdfg base
D) None of these 

... Answer is B) QWERT base 
The computer keyboard in English normally uses QWERT base.

19. Which command can be used to copy files in UNIX?

A) copy
B) ncopy
C) cp
D) None of these

... Answer is C) cp
cp command can be used to copy files in UNIX.

20. The processing of input to output is directed by

A) Hardware
B) Printer
C) Software
D) None of these

... Answer is C) Software
Software is bridge between application or input device to hardware or output device.

21. The processing of input to output is directed by

A) Hardware
B) Printer
C) Software
D) None of these

... Answer is C) Software
Software is bridge between application or input device to hardware or output device.