Computer Fundamental 1000+ MCQ with answer for SSC Scientific Assistant

1. A register organized to allow to move left or right operations is called a ____
A. Counter
B. Loader
C. Adder
D. Shift register
Answer : D

2. The storage subsystem in a microcomputer consists mainly of __ or __ media with varying capacities
A. Memory or video
B. Magnetic or optical
C. Optical or memory
D. Video or magnetic
Answer : B

3. What is the main difference between a mainframe and a super computer?
A. Super computer is much larger than mainframe computers
B. Super computers are much smaller than mainframe computers
C. Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
D. Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
Answer : D

4. Tape speed is measured in
A. Feet per second
B. Inch per second
C. Meter per second
D. Centimeter per second
Answer : B

5. What type of computers are client computers (most of the time) in a client-server system?
A. Mainframe
B. Mini-computer
C. Microcomputer
D. PDA
Answer : C

6. The first microprocessor built by the Intel corporation was called
A. 8008
B. 8080
C. 4004
D. 8800
Answer : C

7. Which of the following require large computers memory?
A. Imaging
B. Graphics
C. Voice
D. All of Above
Answer : D

8. When was the world's first laptop computer introduced in the market and by whom?
A. Hewlett-Packard
B. Epson, 1981
C. Laplink traveling software In1982
D. Tandy model-2000, 1985
Answer : B

9. FORTRAN is
A. File Translation
B. Format Translation
C. Formula Translation
D. Floppy Translation
Answer : C

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

11. A kind of scanner MICR is the short form of
A. Magnetic Ink Character Reader
B. Magnetic Ink Code Reader
C. Magnetic Ink Cases Reader
D. None
Answer : A

12. What was the main disadvantage of vacuum tubes?
A. They were larger in size
B. They consumed a lot of electricity
C. They produced heat and often burned out
D. The operation cost was high
Answer : C

13. The earliest calculating devices are
A. Abacus
B. Clock
C. Difference Engine
D. None of these
Answer : A

14. The advantage of COM are its __ and __
A. Compact size; speed readability
B. Compact size, speed
C. Readability; speed
D. Low cost; readability
Answer : A

15. What is System Analysis?
A. The design of the screen the user will see and use to enter or display data
B. System analysis defines the format and type of data the program will use
C. System Analysis involves creating formal model of the problem to be solved
D. None of the above
Answer : C

16. An approach that permits the computer to work on several programs instead of one is
A. On-line thesaurus
B. Multiprogramming
C. Over lapped processing
D. Outline processor
Answer : C

17. Who built the world's first electronic calculator using telephone relays, light bulbs and batteries?
A. Claude Shannon
B. Konrard Zues
C. George Stibits
D. Howard H. Aiken
Answer : C

18. The contribution of Konrad Zuse was long ignored because
A. He made the computers secretly
B. His computers were very complicated and it took time for the people to recognize its power
C. Of political reasons. He was German.
D. All of the above
Answer : C

19. 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

20. When was the company named IBM?
A. 1914
B. 1924
C. 1975
D. None of above
Answer : B

21. Who invented vacuum tubes?
A. John Bardeen
B. William Shockley
C. Lee de Forest
D. All of above
Answer : C

22. What are the three decisions making operations performed by the ALU of a computer?
A. Grater than
B. Less than
C. Equal to
D. All of the above
Answer : D

23. The two kinds of main memory are:
A. Primary and secondary
B. Random and sequential
C. ROM and RAM
D. All of above
Answer : C

24. Which of the following was a special purpose computer?
A. ABC
B. ENIAC
C. EDVAC
D. All of the above
Answer : A

25. Which of the following is not an XT microprocessor?
A. 8006
B. 8086
C. 8088
D. None of above
Answer : D

26. For which of the following computers can't be used?
A. Gathering data
B. calculating data
C. Comparing data
D. Arranging data
Answer : A

27. Which of the following is not an input device?
A. OCR
B. Optical scanners
C. COM (Computer Output to Microfilm)
D. Voice recognition device
Answer : C

28. Servers are computers that provide resources to other computers connected to a:
A. networked
B. mainframe
C. supercomputer
D. client
Answer : B

29. Each model of a computer has a unique
A. Assembly of a computer
B. Machine language
C. High level language
D. All of the above
Answer : B

30. An online backing storage system capable of storing larger quantities of data is
A. CPU
B. Memory
C. Mass storage
D. Secondary storage
Answer : C

31. What was the first computer to perform all calculation using electronics rather than wheels, ratchets, or mechanical switches?
A. Mark I
B. ABC
C. Z3
D. None of above
Answer : B

32. 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

33. Who is the father of Computer science?
A. Allen Turing
B. Charles Babbage
C. Simur Cray
D. Augusta Adaming
Answer : A

34. IBM System/360 is
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. None of above
Answer : A

35. Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as
A. PC
B. Flags
C. Memory Address Registers
D. General Purpose Registers
Answer : B

36. ________ is the key to close a selected drop -down list; cancel a command and close a dialog box.
A. TAB
B. SHIFT
C. ESC
D. F10
Answer : C

37. Which of the following is used for manufacturing chips?
A. Control bus
B. Control unit
C. Parity unit
D. Semiconductor
Answer : D

38. The most 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 : A

39. ________printer is the cheapest in terms of price and operating cost
A. Inkjet
B. Laser
C. Thermal
D. Dot matrix
Answer : D

40. ALU and Control Unit jointly known as
A. RAM
B. ROM
C. CPU
D. PC
Answer : C

41. Who invented Mark I?
A. Howard Aikin
B. J. P. Eckert
C. John Mauchley
D. John v. Atanasoff
Answer : A

42. Identify the correct statement
A. IBM PCs used RISC CPU designs
B. Macintosh used CISC CPU design
C. IBM used CISC CPU design
D. None of above is true
Answer : C

43. What is the date when Babbage conceived Analytical engine
A. 1850
B. 1880
C. 1642
D. 1837
Answer : D

44. The binary system uses powers of
A. 2
B. 10
C. 8
D. 16
Answer : A

45. A systems programming language for microcomputers in the Intel family is
A. PL/C
B. PL/CT
C. PL/M
D. PLA
Answer : C

46. Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as
A. PC
B. Flags
C. Memory Address Registers
D. General Purpose Registers
Answer : B

47. A computer cannot 'boot' if it does not have the
A. Compiler
B. Loader
C. Operating System
D. Assembler
Answer : C

48. Fifth generation computer is also known as
A. Knowledge information processing system
B. Very large scale integration (VLSI)
C. Both of above
D. None of above
Answer : A

49. Which is not consisted in a processor
A. ALU
B. CU
C. Memory
D. Registers
Answer : C

50. 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