McqMate
1. |
UNIVAC is |
A. | universal automatic computer |
B. | universal array computer |
C. | unique automatic computer |
D. | unvalued automatic computer |
Answer» A. universal automatic computer |
2. |
The basic operations performed by a computer are |
A. | arithmetic operation |
B. | logical operation |
C. | storage and relative |
D. | all the above |
Answer» D. all the above |
3. |
The two major types of computer chips are |
A. | external memory chip |
B. | primary memory chip |
C. | microprocessor chip |
D. | both b and c |
Answer» D. both b and c |
4. |
Microprocessors as switching devices are for which generation computers |
A. | first generation |
B. | second generation |
C. | third generation |
D. | fourth generation |
Answer» D. fourth generation |
5. |
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 few programs as fast as possible while mainframe uses its power to execute as many programs concurrently |
D. | supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible. |
Answer» C. supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently |
6. |
ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for? |
A. | extended binary coded decimal interchange code |
B. | extended bit code decimal interchange code |
C. | extended bit case decimal interchange code |
D. | extended binary case decimal interchange code |
Answer» A. extended binary coded decimal interchange code |
7. |
The brain of any computer system is |
A. | alu |
B. | memory |
C. | cpu |
D. | control unit |
Answer» C. cpu |
8. |
Storage capacity of magnetic disk depends on |
A. | tracks per inch of surface |
B. | bits per inch of tracks |
C. | disk pack in disk surface |
D. | all of above |
Answer» D. all of above |
9. |
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. rom and ram |
10. |
A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is |
A. | memory |
B. | buffer |
C. | accumulator |
D. | address |
Answer» B. buffer |
11. |
Computer is free from tiresome and boardoom. We call it |
A. | accuracy |
B. | reliability |
C. | diligence |
D. | versatility |
Answer» C. diligence |
12. |
Integrated Circuits (Ics) are related to which generation of computers? |
A. | first generation |
B. | second generation |
C. | third generation |
D. | fourth generation |
Answer» C. third generation |
13. |
CD-ROM is a |
A. | semiconductor memory |
B. | memory register |
C. | magnetic memory |
D. | none of above |
Answer» D. none of above |
14. |
A hybrid computer |
A. | resembles digital computer |
B. | resembles analogue computer |
C. | resembles both a digital and analogue computer |
D. | none of the above |
Answer» C. resembles both a digital and analogue computer |
15. |
Which type of computers uses the 8-bit code called EBCDIC? |
A. | minicomputers |
B. | microcomputers |
C. | mainframe computers |
D. | super computer |
Answer» C. mainframe computers |
16. |
The ALU of a computer responds to the commands coming from |
A. | primary memory |
B. | control section |
C. | external memory |
D. | cache memory |
Answer» B. control section |
17. |
Chief component of first generation computer was |
A. | transistors |
B. | vacuum tubes and valves |
C. | integrated circuits |
D. | none of above |
Answer» B. vacuum tubes and valves |
18. |
To produce high quality graphics (hardcopy) in color, you would want to use a/n |
A. | rgb monitor |
B. | plotter |
C. | ink-jet printer |
D. | laser printer |
Answer» B. plotter |
19. |
What are the stages in the compilation process? |
A. | feasibility study, system design and testing |
B. | implementation and documentation |
C. | lexical analysis, syntax analysis, and code generation |
D. | none of the above |
Answer» C. lexical analysis, syntax analysis, and code generation |
20. |
Which of the following IC was used in third generation of computers? |
A. | ssi |
B. | msi |
C. | lsi |
D. | both a and b |
Answer» D. both a and b |
21. |
The main electronic component used in first generation computers was |
A. | transistors |
B. | vacuum tubes and valves |
C. | integrated circuits |
D. | none of above |
Answer» B. vacuum tubes and valves |
22. |
A dumb terminal has |
A. | an embedded microprocessor |
B. | extensive memory |
C. | independent processing capability |
D. | a keyboard and screen |
Answer» D. a keyboard and screen |
23. |
One millisecond is |
A. | 1 second |
B. | 10th of a seconds |
C. | 1000th of a seconds |
D. | 10000th of a seconds |
Answer» C. 1000th of a seconds |
24. |
The output quality of a printer is measured by .......... |
A. | dot per sq. inch |
B. | dot per inch |
C. | dots printed per unit time |
D. | all of the above |
Answer» A. dot per sq. inch |
25. |
Which of the following was a special purpose computer? |
A. | abc |
B. | eniac |
C. | edvac |
D. | all of the above |
Answer» A. abc |
26. |
What was the computer invented by Attanasoff and Clifford? |
A. | mark i |
B. | abc |
C. | z3 |
D. | none of above |
Answer» B. abc |
27. |
Which of the following storage devices can store maximum amount of data? |
A. | floppy disk |
B. | hard disk |
C. | compact disk |
D. | magneto optic disk |
Answer» B. hard disk |
28. |
Which computer was considered the first electronic computer until 1973 when court invalidated the patent? |
A. | eniac |
B. | mark i |
C. | z3 |
D. | abc |
Answer» A. eniac |
29. |
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 |
Answer» B. address bus |
30. |
High density double sided floppy disks could store _____ of data |
A. | 1.40 mb |
B. | 1.44 gb |
C. | 1.40 gb |
D. | 1.44 mb |
Answer» D. 1.44 mb |
31. |
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 |
Answer» B. digital plotter |
32. |
Which of the following is not an input device? |
A. | ocr |
B. | optical scanners |
C. | voice recognition device |
D. | com (computer output to microfilm) |
Answer» D. com (computer output to microfilm) |
33. |
The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately |
A. | 16 digits |
B. | 6 digits |
C. | 9 digits |
D. | all of above |
Answer» B. 6 digits |
34. |
In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board? |
A. | motherboard |
B. | daughterboard |
C. | bredboard |
D. | fatherboard |
Answer» A. motherboard |
35. |
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? |
A. | motherboard |
B. | breadboard |
C. | daughter board |
D. | grandmother board |
Answer» A. motherboard |
36. |
Magnetic disks are the most popular medium for |
A. | direct access |
B. | sequential access |
C. | both of above |
D. | none of above |
Answer» D. none of above |
37. |
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 |
Answer» A. pulse code modulation |
38. |
Regarding a VDU, Which statement is more correct? |
A. | it is an output device |
B. | it is an input device |
C. | it is a peripheral device |
D. | it is hardware item |
Answer» C. it is a peripheral device |
39. |
A modern electronic computer is a machine that is meant for |
A. | doing quick mathematical calculations |
B. | input, storage, manipulation and outputting of data |
C. | electronic data processing |
D. | performing repetitive tasks accurately |
Answer» B. input, storage, manipulation and outputting of data |
40. |
When was vacuum tube invented? |
A. | 1900 |
B. | 1906 |
C. | 1910 |
D. | 1880 |
Answer» B. 1906 |
41. |
Which of the following produces the best quality graphics reproduction? |
A. | laser printer |
B. | ink jet printer |
C. | plotter |
D. | dot matrix printer |
Answer» C. plotter |
42. |
Computers with 80286 microprocessor is |
A. | xt computer |
B. | at comptuers |
C. | ps/2 computer |
D. | none of above |
Answer» B. at comptuers |
43. |
An application suitable for sequential processing is |
A. | processing of grades |
B. | payroll processing |
C. | both a and b |
D. | all of above |
Answer» C. both a and b |
44. |
Which of the following is not processing? |
A. | arranging |
B. | manipulating |
C. | calculating |
D. | gathering |
Answer» D. gathering |
45. |
The digital computer was developed primarily in |
A. | ussr |
B. | japan |
C. | usa |
D. | uk |
Answer» C. usa |
46. |
Software in computer |
A. | enhances the capabilities of the hardware machine |
B. | increase the speed of central processing unit |
C. | both of above |
D. | none of above |
Answer» A. enhances the capabilities of the hardware machine |
47. |
Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name? |
A. | tabulator machine co. |
B. | computing tabulating recording co. |
C. | the tabulator ltd. |
D. | international computer ltd. |
Answer» B. computing tabulating recording co. |
48. |
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? |
A. | track number |
B. | sector number |
C. | surface number |
D. | all of above |
Answer» D. all of above |
49. |
The arranging of data in a logical sequence is called |
A. | sorting |
B. | classifying |
C. | reproducing |
D. | summarizing |
Answer» A. sorting |
50. |
What is the responsibility of the logical unit in the CPU of a computer? |
A. | to produce result |
B. | to compare numbers |
C. | to control flow of information |
D. | to do math??€™s works |
Answer» B. to compare numbers |
51. |
Abacus was the first |
A. | electronic computer |
B. | mechanical computer |
C. | electronic calculator |
D. | mechanical calculator |
Answer» D. mechanical calculator |
52. |
If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be |
A. | 216 |
B. | 65,536 |
C. | 64k |
D. | any of the above |
Answer» B. 65,536 |
53. |
Instructions and memory address are represented by |
A. | character code |
B. | binary codes |
C. | binary word |
D. | parity bit |
Answer» B. binary codes |
54. |
The terminal device that functions as a cash register, computer terminal, and OCR reader is the: |
A. | data collection terminal |
B. | ocr register terminal |
C. | video display terminal |
D. | pos terminal |
Answer» D. pos terminal |
55. |
A set of flip flops integrated together is called ____ |
A. | counter |
B. | adder |
C. | register |
D. | none of the above |
Answer» C. register |
56. |
People often call ______ as the brain of computer system |
A. | control unit |
B. | arithmetic logic unit |
C. | central processing unit |
D. | storage unit |
Answer» C. central processing unit |
57. |
Which is used for manufacturing chips? |
A. | bus |
B. | control unit |
C. | semiconductors |
D. | a and b only |
Answer» C. semiconductors |
58. |
The value of each bead in heaven is |
A. | 1 |
B. | 3 |
C. | 5 |
D. | 7 |
Answer» C. 5 |
59. |
The first computer introduced in Nepal was |
A. | ibm 1400 |
B. | ibm 1401 |
C. | ibm 1402 |
D. | ibm1402 |
Answer» B. ibm 1401 |
60. |
Mnemonic a memory trick is used in which of the following language? |
A. | machine language |
B. | assembly language |
C. | high level language |
D. | none of above |
Answer» B. assembly language |
61. |
Instruction in computer languages consists of |
A. | opcode |
B. | operand |
C. | both of above |
D. | none of above |
Answer» C. both of above |
62. |
Which generation of computer is still under development |
A. | fourth generation |
B. | fifth generation |
C. | sixth generation |
D. | seventh generation |
Answer» B. fifth generation |
63. |
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. shift register |
64. |
Which was the most popular first generation computer? |
A. | ibm 1650 |
B. | ibm 360 |
C. | ibm 1130 |
D. | ibm 2700 |
Answer» A. ibm 1650 |
65. |
Which is considered a direct entry input device? |
A. | optical scanner |
B. | mouse and digitizer |
C. | light pen |
D. | all of the above |
Answer» D. all of the above |
66. |
A set of information that defines the status of resources allocated to a process is |
A. | process control |
B. | alu |
C. | register unit |
D. | process description |
Answer» D. process description |
67. |
Each set of Napier’s bones consisted of ______ rods. |
A. | 5 |
B. | 9 |
C. | 11 |
D. | 13 |
Answer» C. 11 |
68. |
BCD is |
A. | binary coded decimal |
B. | bit coded decimal |
C. | binary coded digit |
D. | bit coded digit |
Answer» A. binary coded decimal |
69. |
When was the world’s first laptop computer introduced in the market and by whom? |
A. | hewlett-packard, 1980 |
B. | epson, 1981 |
C. | laplink traveling software inc, 1982 |
D. | tandy model-200, 1985 |
Answer» B. epson, 1981 |
70. |
From which generation operating systems were developed? |
A. | first |
B. | second |
C. | third |
D. | fourth |
Answer» C. third |
71. |
The first firm to mass-market a microcomputer as a personal computer was |
A. | ibm |
B. | super univac |
C. | radio shaks |
D. | data general corporation |
Answer» C. radio shaks |
72. |
How many address lines are needed to address each machine location in a 2048 x 4 memory chip? |
A. | 10 |
B. | 11 |
C. | 8 |
D. | 12 |
Answer» B. 11 |
73. |
Properly arranged data is called |
A. | field |
B. | words |
C. | information |
D. | file |
Answer» C. information |
74. |
A computer consists of |
A. | a central processing unit |
B. | a memory |
C. | input and output unit |
D. | all of the above |
Answer» D. all of the above |
75. |
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. because they can stop or allow the flow of current |
76. |
John Napier invented Logarithm in |
A. | 1614 |
B. | 1617 |
C. | 1620 |
D. | none of above |
Answer» A. 1614 |
77. |
An integrated circuit is |
A. | a complicated circuit |
B. | an integrating device |
C. | much costlier than a single transistor |
D. | fabricated on a tiny silicon chip |
Answer» D. fabricated on a tiny silicon chip |
78. |
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? |
A. | bus control |
B. | interrupts |
C. | bus arbitration |
D. | status |
Answer» C. bus arbitration |
79. |
Where as a computer mouse moves over the table surface, the trackball is |
A. | stationary |
B. | difficult to move |
C. | dragged |
D. | moved in small steps |
Answer» A. stationary |
80. |
Which of the following is used as a primary storage device? |
A. | magnetic drum |
B. | hard disks |
C. | floppy |
D. | all of above |
Answer» A. magnetic drum |
81. |
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 |
Answer» C. dumb terminals |
82. |
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. all of the above |
83. |
The word processing task associated with changing the appearance of a document is |
A. | editing |
B. | writing |
C. | formatting |
D. | all of above |
Answer» C. formatting |
84. |
Nepal brought a computer for census of 2028 BS. This computer was of |
A. | first generation |
B. | second generation |
C. | third generation |
D. | fourth generation |
Answer» C. third generation |
85. |
Algorithm and Flow chart help us to |
A. | know the memory capacity |
B. | identify the base of a number system |
C. | direct the output to a printer |
D. | specify the problem completely and clearly |
Answer» D. specify the problem completely and clearly |
86. |
Which statement is valid about computer program? |
A. | it is understood by a computer |
B. | it is understood by programmer |
C. | it is understood user |
D. | both a & b |
Answer» D. both a & b |
87. |
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 above |
Answer» A. temporary, permanent |
88. |
When was Pascaline invented? |
A. | 1617 |
B. | 1620 |
C. | 1642 |
D. | 1837 |
Answer» C. 1642 |
89. |
Which of the following statement is valid? |
A. | lady augusta is the first programmer |
B. | ada is the daughter of lord byron, a famous english poet |
C. | ada is a programming language developed by us defense |
D. | all of above |
Answer» D. all of above |
90. |
A compiler is a translating program which |
A. | translates instruction of a high level language into machine language |
B. | translates entire source program into machine language program |
C. | it is not involved in program??€™s execution |
D. | all of above |
Answer» D. all of above |
91. |
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 |
Answer» D. terminal |
92. |
Which of the following is the first computer to use Stored Program Concept? |
A. | univac |
B. | eniac |
C. | edsac |
D. | none of above |
Answer» C. edsac |
93. |
The term gigabyte refers to |
A. | 1024 bytes |
B. | 1024 kilobytes |
C. | 1024 megabytes |
D. | 1024 gigabyte |
Answer» C. 1024 megabytes |
94. |
in which year was UK’s premier computing event called ?The which computer? started? |
A. | 1980 |
B. | 1985 |
C. | 1986 |
D. | 1987 |
Answer» A. 1980 |
95. |
Once you load the suitable program and provide required data, computer does not need human intervention. This feature is known as |
A. | accuracy |
B. | reliability |
C. | versatility |
D. | automatic |
Answer» D. automatic |
96. |
What is a brand? |
A. | the name of companies that made computers |
B. | the name of product a company gives to identify its product in market |
C. | a name of class to indicate all similar products from different companies |
D. | all of above |
Answer» B. the name of product a company gives to identify its product in market |
97. |
Machine language is |
A. | machine dependent |
B. | difficult to program |
C. | error prone |
D. | all of above |
Answer» D. all of above |
98. |
A byte consists of |
A. | one bit |
B. | four bits |
C. | eight bits |
D. | sixteen bits |
Answer» C. eight bits |
99. |
Modern Computers are very reliable but they are not |
A. | fast |
B. | powerful |
C. | infallible |
D. | cheap |
Answer» C. infallible |
100. |
What is the date when Babbage conceived Analytical engine |
A. | 1642 |
B. | 1837 |
C. | 1880 |
D. | 1850 |
Answer» B. 1837 |
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