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Important Objective Questions Answer of Lok Sewa Aayog | Set 10

Table of Contents

Lok Sewa Aayog

Set 10

Objective Questions

  1. 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

2. Which of the following is a secondary memory device?

a. Keyboard            b. Disk                   c. ALU                   d. All of the above

3. The difference between memory and storage is that memory is … and storage is …

a. Temporary, permanent           b. Permanent, temporary            c. Slow, fast        d. All of the above

4. A floppy disk contains

a. Circular tracks only         b. Sectors only      c. Both circular tracks and sectors             d. All of the above

5. The octal equivalence of 111010 is

a. 81            b. 72      c. 71       d. None of above

6. The first electronic computer in the world was

a. UNIVAC          b. EDVAC             c. ENIAC               d. All of above

7. 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

8. Which was the computer conceived by Babbage?

a. Analytical engine          b. Arithmetic machine                    c. Donald Knuth                d. All of above

9. Offline device is

a. A device which is not connected to CPU                        b. A device which is connected to CPU

c. A direct access storage device                                        d. An I/O device

10. Which of the following registers is loaded with the contents of the memory location pointed by the PC?

a. Memory address register       b. Memory data register               c. Instruction registers   d. Program counter

11. Which of the following registers is used to keep track of address of the memory location where the next instruction is located?

a. Memory address register        b. Memory data register               c. Instruction registers   d. Program counter

12. Microprocessors can be used to make

a. Computer            b. Digital systems             c. Calculators                      d. All of the above

13. Which of the following items are examples of storage devices?

a. Floppy/ hard disks          b. CD-ROMs       c. Tape devices                 d. All of the above

14. The width of a processor’s data path is measured in bits. Which of the following are common data paths?

a. 8 bits            b. 12 bits              c. 16 bits              d. 32 bits

15. Which is the type of memory for information that does not change on your computer?

a. RAM         b. ROM                 c. ERAM               d. RW/ RAM

16. What type of memory is not directly addressable by the CPU and requires special software called EMS (expanded memory specification)?

a. Extended        b. Expanded       c. Base                  d. Conventional

17. Before a disk can be used to store data. It must be…

a. Formatted         b. Reformatted                 c. Addressed                      d. None of the above

18. What type of device is computer keyboard?

a. Memory       b. Output            c. Storage            d. Input

19. The original ASCII code used … bits of each byte, reserving that last bit for error checking

a. 5                b. 6                         c. 7                         d. 8

20. Which company is the biggest player in the microprocessor industry?

a. Motorola         b. IBM                   c. Intel                  d. AMD

21. 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

22. A hard copy would be prepared on a

a. Line printer           b. Dot matrix printer       c. Typewriter terminal                    d. All of the above

23. A typical personal computer used for business purposes would have … of RAM.

a. 4 KB             b. 16 K                  c. 64 K                   d. 256 K

24. A high quality CAD system uses the following for printing drawing and graphs

a. Dot matrix printer         b. Digital plotter               c. Line printer    d. All of the above

25. Symbolic logic was discovered by

a. George Boole        b. Herman Hollerith         c. Van Neumann              d. Basic Pascal

26. What was the nick name of the computer used by the Americans in 1952 for their H-bomb project?

a. ENIAC        b. EDSAC              c. MANIAC          d. UNIVAC

27. The word length of a computer is measured in

a. Bytes         b. Millimeters    c. Meters             d. Bits

28. Multi user systems provided cost savings for small business because they use a single processing unit to link several

a. Personal computers        b. Workstations                c. Dumb terminals           d. Mainframes

29. What are the three decisions making operations performed by the ALU of a computer?

a. Greater than     b. Less than        Equal to                d. All of the above

30. Which part of the computer is used for calculating and comparing?

a. Disk unit        b. Control unit   c. ALU   d. Modem

31. Can you tell what passes into and out from the computer via its ports?

a. Data          b. Bytes                c. Graphics          d. Pictures

32. Which type of computers uses the 8-bit code called EBCDIC?

a. Minicomputers          b. Microcomputers         c. Mainframe computers              d. Super computer

33. One millisecond is

a. 10³ seconds             b. 10 seconds    c. 1000 seconds                d. 10000 seconds

34. An online backing storage system capable of storing larger quantities of data is

a. CPU       b. Memory         c. Mass storage                 d. Secondary storage

35. Which one of the following is layer 1 device?

a. Repeater      b. Router             c. Switch              d. Bridge

36. Which is an item of storage medium in the form of circular plate?

a. Disk       b. CPU                  c. Printer              d. ALU

37. Properly arranged data is called

a. Field      b. Words              c. Information   d. File

38. Another word for a daisy wheel printer

a. Petal printer     b. Golf ball printer           c. Laser printer                  d. Line printer

39. A term used to describe interconnected computer configuration is

a. Multiprogramming        b. Modulation   c. Multiprocessing           d. Micro program sequence

40. An input/ output device at which data enters or leaves a computer system is

a. Keyboard     b. Terminal         c. printer              d. Plotter

41. A physical connection between the microprocessor memory and other parts of the microcomputer is known as

a. Path   b. Address bus                  c. Route               d. All of the above

42. A group of magnetic tapes, videos or terminals usually under the control of one master is

a. Cylinder       b. Surface            c. Track                 d. Cluster

43. Number cruncher is the informal name for

a. Mini computer       b. Super computer          c. Microcomputer            d. Mainframe computer

44. A technique used by codes to convert an analog signal into a digital bit stream is known as

a. Pulse code modulation  b. Pulse stretcher             c. Query processing         d. Queue management

45. The personnel who deals with the computer and its management put together are called

a. Software    b. Human ware c. Firmware        d. Hardware

46. The brain of any computer system is

a. ALU   b. Memory         c. CPU                   d. Control unit

47. Each model of computer has a unique

a. Assembly of a computer      b. Machine language      c. High level language     d. All of the above

48. Computer professionals working in a computer center are

a. Software  b. Firmware        c. Hardware        d. Humanware

49. Which of the items below are considered removable storage media?

a. Removable hard disk cartridges    b. (Magneto-optical) disk c. Flexible disks cartridges            d. All of the above

50. Which term is used to describe RAM?

a. Dynamic RAM(DRAM)         b. Static RAM (SRAM)    c. Video RAM (VRAM)    d. All of the above

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Lok Sewa Aayog Set 10

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