computer knowledge section questions for ibps

7/30/2019 Computer Knowledge Section Questions for IBPS

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Computer Knowledge section questions for IBPS, IBPS PO, IBPS Clerks and IBPS Specialist Officers

Exam 2012 - 2013

Below Contains 50 questions from computer knowledge Computer section.

Answers Key are at the end of last question.

1. Base of Octal Number system is

(1) 18

(2) 16

(3) 2

(4) 8

2. Base of Hexadecimal Number system is

(1) 2

(2) 8

(3) 16

(4) 10

3. The binary representation of decimal number 49 is

(1) 1 0 0 0 1 1

(2) 1 1 0 0 0 1(3) 1 0 1 0 0 1

(4) 1 1 0 0 1 1

4. The conversion of (1011001) in decimal system is

(1) 91

(2) 89

(3) 101

(4) 98

5. The octal equivalent of 52 is

(1) 54

(2) 62

(3) 48

(4) 64


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6. The conversion of 143 in decimal system is

(1) 133

(2) 100

(3) 98

(4) 99

7. The hexadecimal number equivalent to 431 is

(1) 2 AB

(2) 1 AF

(3) 1 FA

(4) 2 BA

8. The decimal number 65 in hexadecimal system is

(1) (41)

(2) (40)

(3) (42)

(4) (43)

9. The hexadecimal number 4 E is binary equivalent to

(1) 1 1 0 1 1 0 0

(2) 1 0 0 1 1 1 0

(3) 110 1 11

(4) 1 0 0 1 0 1 1

10. Multiplication of (1 1 1) and (10 1) is

(1) 1 0 1 0 1 0 2

(2) 1 1 1 0 0 0 2

(3) 1 1 0 0 1 1 2

(4) 1 0 0 0 1 1 2

11. As with input devices, a particular computer system can have

(1) only one output device

(2) only two output devices

(3) many different output devices

(4) None of the above

12. Which one of the following is not an octal number ?


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(1) 1 1 0 1 1 0 1

(2) 2 5 6 0

(3) 2 7 9 1

(4) (10 0)

13. Subtraction of (47) from (52) is

(1) 5S

(2) 68

(3) 48

(4) 38

14. A binary digit which can have a value of 0 or 1 is

(1) Byte

(2) Decimal

(3) Bit


100

15. A special storage register associated with the arithmetic logic unit (ALU) is

(1) ALU

(2) CPU

(3) Accumulator


16. Nibble contains

(1) 4 bits

(2) 8 bits

(3) 16 bits

(4) 32 bits

17. A group of bits is

(1) Byte

(2) Field

(3) Data

(4) Word

18. An error in computer data is called


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(1) Chip

(2) Bug

(3) Byte

(4) Bit

19. A half byte is known as

(1) Bit

(2) Half byte

(3) Nibble

(4) Data

20. Secondary memory device is

(1) ALU

(2) Floppy disk

(3) CPU

(4) Mouse

21. Computer is a/an

(1) Mechanical device

(2) Electronic device

(3) Electrical device


22. The computer memory, which can be programmed once but cannot be reprogrammed is

(1) RAM

(2) PROM

(3) EPROM

(4) SAM

23. Microprocessor consists of

(1) Memory and CPU(2) Hardware and software

(3) ALU and control unit


24. With 6 bits, it is possible to represent

(1) 6 different symbols


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25. The smallest unit in the computer which represents information is

(1) Character

(2) Digit

(3) Bit

(4) Byte

26. What is binary equivalent of the hexadecimal number FF ?

(1) 1 1 0 0 1 1 0 0

(2) 11111 11 1

(3) 1 1 1 1 1 1 0 0

(4) 11 10 11 10

27. While storing a numeric character in the computer memory, the left most bit is reserved

(1) To indicate the sign

(2) For the number of digits

(3) For the significance of the digit

(4) To indicate the base of a number

28. Wich of the following binary numbers is a prime number ?

(1) 1 0 1 0 1

(2) 1 1 0 1 1

(3) 1 0 0 0 1

(4) 1 1 0 0 1

29. Pentium HI/500 MHz is a

(1) Pentium computer having 500 MB memory

(2) Pentium computer running at a speed of 500 MHz(3) Computer which has a speed 500 times that of Pentium III Processor


30. Which of the following statements is true ?

(1) LINUX is an operating system

(2) ROM is a volatile memory


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(3) Netscape is a server

(4) Speed of a computer depends upon the monitor

31. Hybrid Computers are

(1) Superior version of analog computer

(2) Bbest combination of analog and digital computers

(3) Super digital computer

(4) Those which work on binary system only

32. Which of the following does not concern Analog computers ?

(1) Measuring the current

(2) Counting and adding numbers

(3) Measuring the voltage

(4) Working on continuous electronic stages

33. PROM stands for

(1) Process Read Only Memory

(2) Programmable Read Only Memory

(3) Program Read Only Memory


34. Conversion of decimal number 431 to its octal number equivalent is

(1) 328

(2) 408

(3) 348

(4) 368

35. Conversion of an octal number 74328 to a binary number is

(1) 1 1 1 1 0 0 0 1 1 0 1 1 1 2

(2) 1 1 1 1 0 0 0 1 1 0 1 0 2

(3) 1 1 0 0 1 1 0 1 0 1 1 1 2(4) 1 1 1 1 1 1 1 1 1 0 0 0 2

36. Conversion of an octal number 31378 to its decimal equivalent is

(1) 1 6 3 110

(2) 1 6 3 210

(3) 1 5 3 110


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(4) 1 9 3 110

37. Conversion of binary number 1 10001 l2to hexadecimal is

(1) 6316

(2) 5716

(3) 4616

(4) 4016

38. Conversion of hexadecimal number 93 F At6 to its binary number equivalent is

(1) 10010011111110102

(2) 1100111111100112

(3) 100100111111101112

(4) 1111100001112

39. Subtraction of 1 0 0 1 0 1 1 0 02 from 1 1 1 0 1 0 1 0 1 02 is

(1) 1 0 0 1 1 1 1 1 1 02

(2) 1 1 1 1 0 0 0 0 0 12

(3) 0 1 1 0 1 0 0 0 0 1,

(4) 11110 1111 1 2

40. A given computer system can have

(1) Only one input device

(2) Not more than two input devices

(3) Many different input devices


41. Division of (1 0 0 0 1 1)2 by (1 0 1)2

(1) (1 1 0)2

(2) (1 1 1)2

(3) (1 0 1)2(4) (1 0 0)2

42. Conversion of a hexadecimal number (4E)16 to binary number is

(1) (1 1 0 1 1 1)2

(2) (1 0 0 1 1 0 1)2

(3) (1 1 0 11 0 0)2

(4) (1 0 0 1 1 1 0)2


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43. Conversion of an octal number (143)8 to hexadecimal number is

(1) (50)16 (2) (63)16

(3) (60)16 (4) (57)16

44. Minicomputers manufactured today are more powerful than

(1) Mainframes

(2) Supercomputer

(3) Microcomputer


45. Which of the following computers is currently the smallest and least costly ?

(1) Supercomputer

(2) Mainframes

(3) Microcomputer


46. SQL is neither a pure algebraic language nor a

(1) Machine language

(2) Assembly language

(3) Predicative language


47. A computer can only execute instructions that are in machine language consisting of

(1) 1s and 0s

(2) 2 s and 4 s

(3) Both of the above


48. Which computer language is preferred for data processing ?

(1) APL

(2) BASIC

(3) PASCAL


49. A computer program is written


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(1) In ordinary language

(2) In typical language

(3) Programming language


50. How many binary digits are used in BCD (Binary Coded Decimals)

(1) 2

(2) 4

(3) 3

(4) 5

ANSWERS

01. (4) 02. (3) 03. (2) 04. (2)

05. (4) 06. (4) 07. (2) 08. (1)

09. (2) 10. (4) 11. (3) 12. (3)

13. (4) 14. (3) 15. (3) 16. (1)

17. (4) 18. (2) 19. (3) 20. (2)

21. (2) 22. (2) 23. (3) 24. (3)

25. (3) 26. (2) 27. (1) 28. (3)

29. (1) 30. (1) 31. (2) 32. (2)

33. (2) 34. (3) 35. (2) 36. (1)

37. (1) 38. (1) 39. (1) 40. (3)

41. (2) 42. (4) 43. (2) 44. (1)

45. (3) 46. (3) 47. (1) 48. (1)49. (3) 50. (2)

computer knowledge section questions for ibps

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