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Computer Operator – Objective Questions | Lok Sewa Aayog

Table of Contents

Lok Sewa Aayog

Computer Operator

Set 7

Objective Questions

  1. A process of performing financial business transactions over the internet is called:

a. M-commerce                 b. E-commerce              c. Multimedia              d. None

2. What is the difference between the hardware and software?

a. Hardware is metal but software is intangible                b. Hardware is metal but software is plastics

c. Hardware is permanent but software is temporary       d. Hardware is reliable but software is unreliable

3. Hardware is best described as:

a. Physical parts         b. Printed copy file        c. A program               d. Logical part

4. Which of the following is not a category of computer hardware components?

a. Input devices            b. Printing devices             c. Processors                d. Secondary storage devices

5. Computer is a combination of:

a. Software            b. Hardware            c. Both a and b            d. None

6. Which hardware components are usually found inside system unit?

a. The processor, main memory and monitor                      b. The processor, main memory and secondary memory

c. First, second and third memory                                        d. The keyboard, the disks, and the memory

7. The piece of the hardware that permanently holds data and program is called

a. Primary storage            b. CPU            c. Secondary storage               d. Output

8. The piece of the hardware that temporarily holds data and program is called

a. Primary storage            b. CPU             c. Secondary storage               d. Output

9. The electronic circuit that executes computer instructions is called:

a. Transistor            b. Hard disk           c. CPU            d. Input device

10. Which of the following is not a secondary storage device?

a. CD-ROM            b. Hard disk           c. DVD-ROM             d. Central processing unit

11. Which of the following is the main component of computer?

a. Memory            b. Output unit           c. Input unit                 d. CPU

12. CPU is an example of:

a. Software              b. Program                c. Hardware                d. Input unit

13. CPU stands for

a. Central processing unit                    b. Central product unit

c. Computing program usage              d. Central programming unit

14. Additional data and program not being used by CPU are stored in:

a. Secondary storage            b. Input units            c. Output units              d. CPU

15. Steps by step instruction that runs on a computer are called:

a. Hardware            b. Documents             c. CPU            d. Software

16. Printer and monitors are the common forms of:

a. Input unit          b. Output unit           c. Storage unit             d. Tape storage

17. Instruction and data that are about to be processed by the CPU are located in:

a. CD-ROM            b. RAM            c. Hard disk                 d. None

18. What is the main purpose of secondary storage device?

a. Executing computer instructions                             b. Temporary storage of data

c. Permanent storage of data                                      d. Output of information

19. A major category of software is:

a. Application software          b. System software              c. Both a and b            d. None

20. Software that controls computing resources is called:

a. Custom software              b. System software              c. Application software          d. None

21. Which of the following is an example of system software?

a. Operating system                b. Utility program             c. Drivers         d. All

22. Programs used as tools for system maintenance and repair are called:

a. Utility           b. Translation            c. Application              d. None

23. Which software is used to solve everyday personal or business task?

a. Custom software               b. System software             c. Application software          d. None

24. Typical utility program perform services like:

a. Repairing damaged files           b. Translation files            c. Playing musical CD’s         d. Both a and b

25. Another termed for commercial software is:

a. Private software           b. System software             c. Utility software       d. Packaged software

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26. UNIVAC is

a. Universal Automatic Computer                                b. Universal Array Computer

c. Unique Automatic Computer                                   d. Unvalued Automatic Computer

27. CD-ROM stands for

a. Compactalbe Read Only Memory                    b. Compact Data Read Only Memory

c. Compactable Disk Read Only Memory            d. Compact Disk Read Only Memory

28. ALU is

a. Arithmetic Logic Unit         b. Array Logic Unit          c. Application Logic Unit       d. None of above

29. VGA is

a. Video Graphics Array       b. Visual Graphics Array      c. Volatile Graphics Array      d. Video Graphics Adapter

30. IBM 1401 is

a. First Generation Computer                                           b. Second Generation Computer

c. Third Generation Computer                                          d. Fourth Generation Computer

31. MSI stands for

a. Medium Scale Integrated Circuits                             b. Medium System Integrated Circuits

c. Medium Scale Intelligent Circuit                               d. Medium System Intelligent Circuit

32. The capacity of 3.5 inch floppy disk is

a. 1.40 MB              b. 1.44 GB               c. 1.40 GB       d. 1.44MB

33. The first computer introduced in Nepal was

a. IBM 1400              b. IBM 1401              c. IBM 1402                d. IBM1402

34. WAN stands for

a. Wap Area Network           b. Wide Area Network          c. Wide Array Net      d. Wireless Area Network

35. MICR stands for

a. Magnetic Ink Character Reader       b. Magnetic Ink Code Reader        c. Magnetic Ink Cases Reader        d. None

36. FORTRAN programming language is more suitable for…

a. Business Application           b. Marketing Application         c. Scientific Application         d. None of the above

37. Mostly which of the following device is used to carry user files?

a. Floppy disk            b. Hard disk             c. RAM           d. CD-ROM

38. Which device is used to backup the data?

a. Floppy disk         b. Tape          c. Network Drive        d. All of the above

39. In order to play and hear sound on a computer, one needs:

a. A sound card and speakers           b. A microphone          c. All of them required            d. None of them required

40. Which of the following are the cheapest memory devices in terms of Cost/ Bit?

a. Semiconductor memories           b. Magnetic disks             c. Compact disks         d. Magnetic Tapes

41. In a computer … is capable to store signal binary bit

a. Capacitor           b. Flip flop            c. Register       d. Inductor

42. A set of flip flops integrated together is called …

a. Counter        b. Adder        c. Register                   d. None of the above

43. Which of the following are the best units of data on an external storage device?

a. Bits           b. Bytes           c. Hertz           d. Clock cycles

44. A register organized to allow to move left or right operations is called a …

a. Counter             b. Loader                c. Adder          d. Shift register

45. Which of the following have the fastest access time?

a. Semiconductor memories            b. Magnetic disks            c. Magnetic tapes        d. Compact disks

46. Which is a semi conductor memory?

a. Dynamic             b. Static           c. Bubble                     d. Both a and b

47. Which of the following is a read only memory storage device?

a. Floppy disk              b. CD-ROM            c. Hard disk                 d. None of these

48. Which of the following is a programming language?

a. Lotus             b. Pascal             c. Ms-Excel     d. Netscape

49. What do you call the translator which takes assembly language program as input and produce machine language code as output?

a. Compiler               b. Interpreter           c. Debugger                 d. Assembler

50. What is a compiler?

a. A compiler does a conversion line by line as the program is run

b. A compiler converts the whole of a higher level program code into machine code in one step

c. A compiler is a general purpose language providing very efficient execution

d. None of the above

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Computer Operator – Lok Sewa Aayog

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