Computer Fundamental 1000+ MCQ with answer for XAT

1. Which of the following is not input unit device?
A. scanner
B. camera
C. plotter
D. digitizer
Answer : C

2. Which is the first electronic digital computer?
A. ENIAC
B. MARK I
C. Z3
D. ABC
Answer : D

3. A set of information that defines the status of resources allocated to a process is
A. Process control
B. ALU
C. Register Unit
D. Process description
Answer : D

4. If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
A. 216
B. 65,536
C. 64K
D. Any of the above
Answer : B

5. Which generation of computer is still under development
A. Fourth Generation
B. Fifth Generation
C. Sixth Generation
D. Seventh Generation
Answer : B

6. The ALU of a computer responds to the commands coming from
A. Primary memory
B. Control section
C. External memory
D. Cache memory
Answer : B

7. In a computer, most processing takes place in
A. Memory
B. RAM
C. motherboard
D. CPU
Answer : D

8. Which of the following programming language started from second generation?
A. LISP
B. C
C. QBASIC
D. FORTRAN
Answer : D

9. Which of the following statements is true?
A. Minicomputer works faster than Microcomputer
B. Microcomputer works faster than Minicomputer
C. Speed of both the computers is the same
D. The speeds of both these computers cannot be compared with the speed of advanced
Answer : A

10. RAM is an example of
A. Secondary memory
B. Primary memory
C. Main memory
D. Both (1) and (2)
Answer : B

11. From which generation operating systems were developed?
A. First
B. Second
C. Third
D. Fourth
Answer : C

12. The term gigabyte refers to
A. 1024 bytes
B. 1024 kilobytes
C. 1024 megabytes
D. 1024 gigabyte
Answer : C

13. An _________ Device is any device that provides information, which is sent to the CPU
A. Input
B. Output
C. CPU
D. Memory
Answer : A

14. A system is
A. an integration of different units so as to achieve an objective
B. input unit
C. input and output unit
D. input, output and storage units
Answer : A

15. In what respect human beings are superior to computers?
A. Diligence
B. Intelligence
C. Slavery
D. Reliability
Answer : B

16. Which of the following is intended to be used in all applications runs on mainframe computers.
A. LOGO
B. APL
C. PL/1
D. OCCAM
Answer : C

17. Which of the following is not a form of data?
A. numbers and characters
B. images
C. sound
D. none of above
Answer : D

18. The full form of EEPROM is
A. Electrically Erasable Programmable Read Only Memory
B. Easily Erasable Programmable Read Only Memory
C. Electronic Erasable Programmable Read Only Memory
D. None of the above
Answer : A

19. A name or number used to identify a storage location is called
A. A byte
B. A record
C. An address
D. All of above
Answer : C

20. Magnetic disks are the most popular medium for
A. Direct access
B. Sequential access
C. Both of above
D. None of above
Answer : C

21. The act of retrieving existing data from memory is called
A. Read-out
B. Read from
C. Read
D. All of above
Answer : D

22. The typical computer criminal is a(n):
A. Young hacker.
B. Trusted employee with no criminal record.
C. Trusted employee with a long, but unknown criminal record.
D. Overseas young cracker.
Answer : B

23. As compared to the secondary memory, the primary memory of a computer is
A. Large
B. Cheap
C. Fast
D. Slow
Answer : C

24. The commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called
A. ASCII
B. EBCDIC
C. BCD
D. All of above
Answer : D

25. Which is a non-standard version of a computing language?
A. PROLOG
B. APL
C. Army
D. PL/1
Answer : C

26. Each set of Napier's bones consisted of rods.
A. 5
B. 9
C. 11
D. 13
Answer : C

27. What is a light pen?
A. A Mechanical Input device
B. Optical input device
C. Electronic input device
D. Optical output device
Answer : B

28. Which of the following is the first computer to use Stored Program Concept?
A. UNIVAC
B. ENIAC
C. EDSAC
D. None of above
Answer : C

29. A program that performs a useful task while simultaneously allowing destructive acts is
A. Worm.
B. Trojan horse.
C. Virus.
D. Macro virus.
Answer : B

30. John Napier invented Logarithm in
A. 1614
B. 1617
C. 1620
D. None of above
Answer : A

31. The instructions for starting the computer are house on
A. Random access memory
B. CD-Rom
C. Read only memory chip
D. All of above
Answer : C

32. The system unit of a personal computer typically contains all of the following except:
A. Microprocessor
B. Disk controller
C. Serial interface
D. Modem
Answer : D

33. RAM is also called as
A. Read / Write Memory
B. Long Memory
C. Permanent Memory
D. Primary Memory
Answer : A

34. What is meant by a dedicated computer?
A. Which is used by one person only?
B. Which is assigned one and only one task?
C. Which uses one kind of software?
D. Which is meant for application software?
Answer : B

35. Computers manipulate data in many ways, and this manipulation is called________
A. upgrading
B. processing
C. batching
D. utilizing
Answer : B

36. The term referring to evacuating the content of some part of the machine is known as
A. Dump
B. Enhancement
C. Down
D. Compiler
Answer : A

37. Examples of output devices are
A. Screen
B. Printer
C. Speaker
D. All of these
Answer : D

38. Most of the first generation computers were
A. Special purpose computers
B. General purpose computers
C. Both of above
D. None of above
Answer : A

39. Where as a computer mouse moves over the table surface, the trackball is
A. Stationary
B. Difficult to move
C. Dragged
D. Moved in small steps
Answer : A

40. In analogue computer
A. Input is first converted to digital form
B. Input is never converted to digital form
C. Output is displayed in digital form
D. All of above
Answer : B

41. The computer size was very large in
A. First Generation
B. Second Generation
C. Third Generation
D. Fourth Generation
Answer : A

42. What is required when more than one person uses a central computer at the same time?
A. Light pen
B. Mouse
C. Digitizer
D. Terminal
Answer : D

43. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?
A. Motherboard
B. Breadboard
C. Daughter board
D. Grandmother board
Answer : A

44. Computers built before the First Generation of computers were:
A. Mechanical
B. Electro-mechanical
C. Electrical
D. None of these
Answer : B

45. RJ45 UTP cable has ________ Cables.
A. 2 pair
B. 3 pair
C. 4 pair
D. 5 pair
Answer : C

46. Which of the following memories needs refreshing?
A. SRAM
B. DRAM
C. ROM
D. All of above
Answer : B

47. Floppy disks typically in diameter
A. 3?
B. 5.25?
C. 8?
D. All of above
Answer : D

48. Why are vacuum tubes also called valves?
A. Because they can amplify the weak signals and make them strong
B. Because they can stop or allow the flow of current
C. Both of above
D. None of above
Answer : B

49. 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 : B

50. Latency time is
A. Time to spin the needed data under head
B. Time to spin the needed data under track
C. Time to spin data under sector
D. All of above
Answer : D