2. The basic operations performed by a computer are
Correct : D. all the above
3. The two major types of computer chips are
Correct : D. both b and c
4. Microprocessors as switching devices are for which generation computers
Correct : D. fourth generation
5. ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand
for?
Correct : A. extended binary coded decimal interchange code
6. Storage capacity of magnetic disk depends on
Correct : D. all of above
7. The two kinds of main memory are:
Correct : C. rom and ram
8. A storage area used to store data to a compensate for the difference in speed at which the
different units can handle data is
Correct : B. buffer
9. Computer is free from tiresome and boardoom. We call it
Correct : C. diligence
10. Integrated Circuits (Ics) are related to which generation of computers?
Correct : C. third generation
11. CD-ROM is a
Correct : D. none of above
12. Which type of computers uses the 8-bit code called EBCDIC?
Correct : C. mainframe computers
13. The ALU of a computer responds to the commands coming from
Correct : B. control section
14. Chief component of first generation computer was
Correct : B. vacuum tubes and valves
15. To produce high quality graphics (hardcopy) in color, you would want to use a/n
Correct : B. plotter
16. What are the stages in the compilation process?
Correct : C. lexical analysis, syntax analysis, and code generation
17. Which of the following IC was used in third generation of computers?
Correct : D. both a and b
18. The main electronic component used in first generation computers was
Correct : B. vacuum tubes and valves
19. A dumb terminal has
Correct : D. a keyboard and screen
20. One millisecond is
Correct : C. 1000th of a seconds
21. The output quality of a printer is measured by
Correct : A. dot per sq. inch
22. Which of the following was a special purpose computer?
Correct : A. abc
23. What was the computer invented by Attanasoff and Clifford?
Correct : B. abc
24. Which of the following storage devices can store maximum amount of data?
Correct : B. hard disk
25. Which computer was considered the first electronic computer until 1973 when court
invalidated the patent?
Correct : A. eniac
26. A physical connection between the microprocessor memory and other parts of the
microcomputer is known as
Correct : B. address bus
27. High density double sided floppy disks could store _____ of data
Correct : D. 1.44 mb
28. A high quality CAD system uses the following for printing drawing and graphs
Correct : B. digital plotter
29. Which of the following is not an input device?
Correct : D. com (computer output to microfilm)
30. The accuracy of the floating-point numbers representable in two 16-bit words of a
computer is approximately
Correct : B. 6 digits
31. 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?
Correct : A. motherboard
32. Magnetic disks are the most popular medium for
Correct : C. both of above
33. A technique used by codes to convert an analog signal into a digital bit stream is known as
Correct : A. pulse code modulation
34. Regarding a VDU, Which statement is more correct?
Correct : C. it is a peripheral device
35. A modern electronic computer is a machine that is meant for
Correct : B. input, storage, manipulation and outputting of data
36. When was vacuum tube invented?
Correct : B. 1906
37. Which of the following produces the best quality graphics reproduction?
Correct : C. plotter
38. Computers with 80286 microprocessor is
Correct : B. at comptuers
39. An application suitable for sequential processing is
Correct : C. both a and b
40. Which of the following is not processing?
Correct : D. gathering
41. The digital computer was developed primarily in
Correct : C. usa
42. Software in computer
Correct : A. enhances the capabilities of the hardware machine
43. Before a disk drive can access any sector record, a computer program has to provide the
record’s disk address. What information does this address specify?
Correct : D. all of above
44. The arranging of data in a logical sequence is called
Correct : A. sorting
45. What is the responsibility of the logical unit in the CPU of a computer?
Correct : B. to compare numbers
46. Abacus was the first
Correct : D. mechanical calculator
47. If in a computer, 16 bits are used to specify address in a RAM, the number of addresses
will be
Correct : B. 65,536
48. The terminal device that functions as a cash register, computer terminal, and OCR reader
is the:
Correct : D. pos terminal
49. A set of flip flops integrated together is called ____
Correct : C. register
50. People often call ______ as the brain of computer system
Correct : C. central processing unit
51. Which is used for manufacturing chips?
Correct : C. semiconductors
52. The value of each bead in heaven is
Correct : C. 5
53. The first computer introduced in Nepal was
Correct : B. ibm 1401
54. Instruction in computer languages consists of
Correct : C. both of above
55. Which generation of computer is still under development
Correct : B. fifth generation
56. A register organized to allow to move left or right operations is called a ____
Correct : D. shift register
57. Which was the most popular first generation computer?
Correct : A. ibm 1650
58. Which is considered a direct entry input device?
Correct : D. all of the above
59. A set of information that defines the status of resources allocated to a process is
Correct : D. process description
60. BCD is
Correct : A. binary coded decimal
61. When was the world’s first laptop computer introduced in the market and by whom?
Correct : B. epson, 1981
62. From which generation operating systems were developed?
Correct : C. third
63. The first firm to mass-market a microcomputer as a personal computer was
Correct : C. radio shaks
64. How many address lines are needed to address each machine location in a 2048 x 4
memory chip?
Correct : B. 11
65. Properly arranged data is called
Correct : C. information
66. Why are vacuum tubes also called valves?
Correct : B. because they can stop or allow the flow of current
67. John Napier invented Logarithm in
Correct : A. 1614
68. An integrated circuit is
Correct : D. fabricated on a tiny silicon chip
69. What type of control pins are needed in a microprocessor to regulate traffic on the bus, in
order to prevent two devices from trying to use it at the same time?
Correct : C. bus arbitration
70. Where as a computer mouse moves over the table surface, the trackball is
Correct : A. stationary
71. Which of the following is used as a primary storage device?
Correct : A. magnetic drum
72. Multi user systems provided cost savings for small business because they use a single
processing unit to link several
Correct : C. dumb terminals
73. What are the three decisions making operations performed by the ALU of a computer?
Correct : D. all of the above
74. The word processing task associated with changing the appearance of a document is
Correct : C. formatting
75. Nepal brought a computer for census of 2028 BS. This computer was of
Correct : B. second generation
76. Algorithm and Flow chart help us to
Correct : D. specify the problem completely and clearly
77. Which statement is valid about computer program?
Correct : D. both a & b
78. When was Pascaline invented?
Correct : C. 1642
79. Which of the following statement is valid?
Correct : D. all of above
80. A compiler is a translating program which
Correct : D. all of above
81. What is required when more than one person uses a central computer at the same time?
Correct : D. terminal
82. Which of the following is the first computer to use Stored Program Concept?
Correct : C. edsac
83. The term gigabyte refers to
Correct : C. 1024 megabytes
84. Once you load the suitable program and provide required data, computer does not need
human intervention. This feature is known as
Correct : D. automatic
85. What is a brand?
Correct : B. the name of product a company gives to identify its product in market
86. Machine language is
Correct : D. all of above
87. A byte consists of
Correct : C. eight bits
88. Modern Computers are very reliable but they are not
Correct : C. infallible
89. What is the date when Babbage conceived Analytical engine
Correct : B. 1837
90. What was the expected feature of fifth generation computers when Japan started
FGCS?
Correct : B. paralled processing
91. Which of the following memory medium is not used as main memory system?
Correct : C. magnetic tape
92. The storage subsystem in a microcomputer consists mainly of __ or __ media with
varying capacities
Correct : B. magnetic or optical
93. Programs designed to perform specific tasks is known as
Correct : B. application software
94. Computer operators
Correct : B. operate the device which input and output data from the computer
95. Which of the following is not anti-viruses software?
Correct : C. oracle
96. What is a compiler?
Correct : B. a compiler converts the whole of a higher level program code into machine code in one step
97. _______ computers are also called personal computers
Correct : C. micro computers
98. Which of the following is not input unit device?
Correct : C. plotter
99. Identify the correct statement
Correct : C. ibm used cisc cpu design
100. Which of the following statement is false?
Correct : C. all electronic computers are digital computers