38 Computer Basic Important Gk questions Useful for- SSC, Banking, RRB, IBPS, NDA, APSC, UPSC, etc.... Competitive exams.
1. Who is the father of Computer?
[A] Allen Turing
[B] Charles Babbage
[C] Simur Cray
[D] Augusta Adaming
Answer:- [B] Charles Babbage
2. Who is the father of Computer science?
[A] Allen Turing
[B] Charles Babbage
[C] Simur Cray
[D] Augusta Adaming
Answer:- [A] Allen Turing
3. Who is the father of personal computer?
[A] Edward Robert
[B] Allen Turing
[C] Charles Babbage
[D] None of these
Answer:- [A] Edward Robert
4. What is a light pen?
[A] A Mechanical Input device
[B] Optical input device
[C] Electronic input device
[D] Optical output device
Answer:- [B] Optical input device
5. CD-ROM stands for?
[A] Compactable Read Only Memory
[B] Compact Data Read Only Memory
[C] Compactable Disk Read Only Memory
[D] Compact disc read-only memory
Answer:- [D] Compact disc read-only memory
6. ALU is?
[A] Arithmetic Logic Unit
[B] Array Logic Unit
[C] Application Logic Unit
[D] None of above
Answer:- [A] Arithmetic Logic Unit
7. VGA is?
[A] Video Graphics Array
[B] Visual Graphics Array
[C] Volatile Graphics Array
[D] Video Graphics Adapter
Answer:- [A] Video Graphics Array
8. MSI stands for?
[A] Medium Scale Integrated Circuits
[B] Medium System Integrated Circuits
[C] Medium Scale Intelligent Circuit
[D] Medium System Intelligent Circuit
Answer:- [A] Medium Scale Integrated Circuits
9. The capacity of 3.5 inch floppy disk is?
[A] 1.40 MB
[B] 1.44 GB
[C] 1.40 GB
[D] 1.44 MB
Answer:- [D] 1.44 MB
10. WAN stands for?
[A] Wap Area Network
[B] Wide Area Network
[C] Wide Array Net
[D] Wireless Area Network
Answer:- [B] Wide Area Network
11. MICR stands for?
[A] Magnetic Ink Character Reader
[B] Magnetic Ink Code Reader
[C] Magnetic Ink Cases Reader
[D] None
Answer:- [A] Magnetic Ink Character Reader
12. CAD stands for?
[A] Computer aided design
[B] Computer algorithm for design
[C] Computer application in design
[D] Computer analogue design
Answer:- [A] Computer aided design
13. Junk e-mail is also called?
[A] spam
[B] spoof
[C] sniffer script
[D] spool
Answer:- [A] spam
14. A computer cannot 'boot' if it does not have the?
[A] Compiler
[B] Loader
[C] Operating System
[D] Assembler
Answer:- [C] Operating System
15. Which of the following is a storage device?
[A] Tape
[B] Hard Disk
[C] Floppy Disk
[D] All of the above
Answer:- [D] All of the above
16. FORTRAN is?
[A] File Translation
[B] Format Translation
[C] Formula Translation
[D] Floppy Translation
Answer:- [C] Formula Translation
17. The computer size was very large in?
[A] First Generation
[B] Second Generation
[C] Third Generation
[D] Fourth Generation
Answer:- [A] First Generation
18. Which of the following devices can be sued to directly image printed text?
[A] OCR
[B] OMR
[C] MICR
[D] All of above
Answer:- [A] OCR
19. Modern Computer are very reliable but they are not?
[A] Fast
[B] Powerful
[C] Infallible
[D] Cheap
Answer:- [C] Infallible
20. A small or intelligent device is so called because it contains within it a?
[A] Computer
[B] Microcomputer
[C] Programmable
[D] Sensor
Answer:- [D] Sensor
21. A fault in a computer program which prevents it from working correctly is known as?
[A] Boot
[B] Bug
[C] Biff
[D] Strap
Answer:- [B] Bug
22. DOS stands for?
[A] Disk Operating System
[B] Disk operating session
[C] Digital Operating System
[D] Digital Open system
Answer:- [A] Disk Operating System
23. Who is the chief of Microsoft?
[A] Babbage
[B] Bill Gates
[C] Bill Clinton
[D] none of these
Answer:- [B] Bill Gates
24. Which of the following are input devices?
[A] Keyboard
[B] Mouse
[C] Card reader
[D] All of these
Answer:- [D] All of these
25. Examples of output devices are?
[A] Screen
[B] Printer
[C] Speaker
[D] All of these
Answer:- [D] All of these
26. Which of the following is also known as brain of computer?
[A] Control unit
[B] Central Processing unit
[C] Arithmetic and language unit
[D] Monitor
Answer:- [B] Central Processing unit
27. IBM stands for?
[A] Internal Business Management
[B] International Business Management
[C] International Business Machines
[D] Internal Business Machines
Answer:- [C] International Business Machines
28. COBOL is widely used in applications?
[A] Commercial
[B] Scientific
[C] Space
[D] Mathematical
Answer:- [A] Commercial
29. RAM stands for?
[A] Random origin money
[B] Random only memory
[C] Read only memory
[D] Random access memory
Answer:- [D] Random access memory
30. 1 Byte =?
[A] 8 bits
[B] 4 bits
[C] 2 bits
[D] 9 bits
Answer:- [A] 8 bits
31. SMPS stands for?
[A] Switched mode Power Supply
[B] Start mode power supply
[C] Store mode power supply
[D] Single mode power supply
Answer:- [A] Switched mode Power Supply
32. Father of "C' programming language?
[A] Dennis Ritchie
[B] Prof John Keenly
[C] Thomas Kurtz
[D] Bill Gates
Answer:- [A] Dennis Ritchie
33. A device, which is not connected to CPU, is called as?
[A] land-line device
[B] On-line device
[C] Off-line device
[D] Device
Answer:- [C] Off-line device
34. ALU and Control Unit jointly nown as?
[A] RAM
[B] ROM
[C] CPU
[D] PC
Answer:- [C] CPU
35. RAM is an example of?
[A] Secondary memory
[B] Primary memory
[C] Main memory
[D] Both (1) and (2)
Answer:- [B] Primary memory
36. Magnetic disk is an example of?
[A] Secondary memory
[B] Primary memory
[C] Main memory
[D] Both (1) and (2)
Answer:- [A] Secondary memory
37. Which one of the following is NOT a computer language?
[A] MS-Excel
[B] BASIC
[C] COBOL
[D] C++
Answer:- [A] MS-Excel
38. Reusable optical storage will typically have the acronym?
[A] CD
[B] DVD
[C] ROM
[D] RW
Answer:- [D] RW