Computer Operator Question Answer (Computer Fundamental - Objective 100 Questions with Answers)
कम्प्यूटर अपरेटरको प्रश्न तथा उत्तरहरु
1. In which generation transistor is
used?
a] 1st b]
2nd
c] 3rd d]
4th
2. Which device cannot be shared in
network?
a] Floppy b]
Keyboard
c] Computer d]
Printer
3. Which port does not exist in computer?
a] USB b]
Parallel
c] COM1 / COM2 d]
None of above
4. 1 nibble contains ………….. bit.
a] 8 bits b]
3 bits
c] 1 byte d]
4 bits
5. Which device will process data?
a] RAM b]
CUP
c] Hard disk d]
All of the above
6. Data store in….
a] Floppy b]
Hard disk
c] Tape d]
All of the above
7. One nanosecond means
a] 10–6
seconds b]
10–9 seconds
c] 10–12
seconds d]
10–15 seconds
8. The decimal equivalent of binary (1011) is
…………
a] 13 b]
10
c] 11 d]
14
9. The scanner is the ……….. device of computer system
a] input b]
output
c] input output d]
processing
10. Pentium means the ……….. of
computer
a] ALU b]
Microprocessor
c] Monitor d]
Memory
11. What is the name of given to the first generation of computer
language?
a] Binary
language b]
Machine language
c] Primary
language d]
Natural language
12. Compiler and interpreter are themselves………
a] Hardware b]
Program
c] Virus d]
None of the above
13. Which of the following is mass storage device?
a] CDROM b]
Hard disk
c] Tape d]
All of the above
14. A single byte consists of …………
a] 4 bits b]
16 bits
c] 8 bits d]
7 bits
15. The main basic block of a computer system consist of
………
a] Input, output, CUP and memory
b] Input, output,
storage and user
c] RAM, ROM,
Floppy and UPS
d] RAM, hard
disk, keyboard and monitors
16. According to the working principle computer is divided as
…………..
a] Analog computer b]
Digital computer
c] Hybrid
computer d]
All of the above
17. What is modem?
a] Analog and digital converter
b] Modulator and
demodulator
c] Telephone
switching
d] None of the
above
18. 1MB corresponds to …….
a] 1024 bytes b]
1024 terabytes
c] 1020 kilobytes d]
1024 gigabytes
19. 1GB corresponds to ………
a] 1024 MB b]
1024 byte
c] 1020 TB d]
1024 GB
20. There are …………. types of language processor.
a] 1 b]
2
c] 3 d]
4
21. Which of the following is an input device?
a] VDU b]
Joystick
c] Plotter d]
Printer
22. A translator used in low level language is ………
a] Compiler b]
Interpreter
c] Assembler d]
All of the above
23. Which of the following is not an output device?
a] Speaker b]
Monitor
c] Digitizer d]
Plotter
24. Which of the following is soft copy output device?
a] Speaker b]
Monitor
c] Digitizer d]
Plotter
25. 1KB …………. bytes
a] 1024 b]
1000
c] 1024×1024 d]
All of the above
26. Before booting the computer, the system
files reside on …..
a] RAM b]
ROM
c] Hard disk d]
Floppy
27. The processing elements of fifth generation of computer is ……….
a] AI b]
Organic chip
c] Duo core d]
Micro Processor
28. The printing quality measures in resolution and resolution measures
in ……
a] DPI b]
PPM
c] Pixel d]
RPI
29. MO disk is ….
a] Optical Disk b]
Magnetic Disk
c] Semiconductor
Disk d]
Based on optical and magnetic technology
30. The output quality of the ………. is better than
other.
a] CRT monitor b]
LCD monitor
c] Laptop monitor d]
None of the above
31. The ……….. translates the
source code into machine code
a] Translator b]
Assembler
c] Compiler d]
Interpreter
32. Which number system uses the both number and character to represent
number?
a] Binary b]
Octal
c] Decimal d]
Hexadecimal
33. The device used in geographical mapping is
a] Bar code b]
Plotter
c] Digitizer d]
Scanner
34. The size of the first floppy disk was
a] 9 inch b]
8 inch
c] 5.25 inch d]
3.5 inch
35. Monitor is
a] VDU b]
TV
c] VUD d]
None of the above
36. DDR stands for ………
a] Double data
rate b]
Double density rate
c] Density data
rate d]
All of the above
37. Which is the function of ROMBIOS?
a] POST operation b]
Boot startup operation
c] Bootstrap
loading d]
Both a and b
38. An input device used in bank is ……..
a] POS b]
MICR
c] OMR d]
OCR
39. The number of sector per track in high density floppy disk is
….
a] 9 b]
15
c] 18 d]
36
40. The signal computer used in most of the output device is ….
a] Decoders b]
Modems
c] Gates d]
Multiplexer
41. The name of the chip will be applied for dynamic and high power
computing based on very latest technology.
a] Microprocessor b]
Biochip
c] Robot Chip d]
Ultra chip
42. The full form of PDA is
a] Personal Digital Assistant b]
Personal Diary Assistant
c] Personal Data
Assistant d]
Professional Data Assistant
43. The quality of printer depends upon
a] Technology b]
Price
c] Resolution d]
All of the above
44. Large data bus width causes
a] Transmit data faster b]
Faster computing
c] Slow execution d]
All of the above
45. Which is the following is the universal gate …… ?
a] AND gate b]
OR gate
c] NAND gate d]
NOT gate
46. The writing method in CDROM is called
a] Copying b]
Burning
c] Embedding d]
None of the above
47. The system date is in ………. data format.
a] ANSI b]
British
c] American d]
International
48. Which of the following term is not closely related to auxiliary
memory?
a] Non volatile b]
Permanent
c] Both a and b d]
Temporary
49. Which of the following is not a type of ROM?
a] PROM b]
Flash memory
c] EPROM d]
Virtual memory
50. Which is considered as the direct entry input device?
a] Optical scanner b]
Mouse and digitizer
c] Light pen d]
All of the above
51. Which is not a characteristic of computer?
a] Speed b]
Accuracy
c] Diligent d]
Understanding
52. Intelligent PROM stands for ………
a] Programming Read Only Memory
b] Programmable
Read Only Memory
c] Package Read
Only Memory
d] Programmable
Read On Memory
53. Which of the following is not a mass storage device?
a] CDROM b]
RAM
c] Hard Disk d]
Tape
54. In computer all calculations performed are made in ….. unit.
a] Control unit b]
Memory
c] Arithmetic and
Logical unit d]
Register
55. Which
of the following memory has the shortest access time?
a] Cache memory b]
Register
c] Auxiliary RAM d]
External Hard Disk
56. Which is not system software?
a] Windows OS b]
Translator
c] Emulator d]
Excel
57. Which of the following is the acronym for electronic delay storage
automatic calculator?
a] UNIVAC b]
EDSAC
c] EDVAC d]
Abacus
58. Which one is the slowest access memory among the following?
a] Disk b]
RAM
c] Cache memory d]
Register
59. The speed of laser printer is measured in …….
a] LPM b]
CPS
c] DPS d]
PPM
60. MVS stands for
a] Many very large system b]
Multi value system
c] Multiple
virtual storage d]
None of the above
61. Hard disk is coated with ………
a] Magnetic metallic oxide b]
Optical metallic oxide
c] Carbon layer d]
All of the above
62. Program designed to perform specific user task is known as …..
a] System software b]
Application software
c] Utility
software d]
Operating system
63. A computer program that translates one program instructions at a
time into machine language is called a/an
a] Interpreter b]
CPU
c] Compiler d]
Simulator
64. A device that operates under the control of another device is called
………..
a] Stem b]
Slave
c] Simulator d]
Emulator
65. Daisy wheel printer is a type of
a] Matrix Printer b]
Impact Printer
c] Laser Printer d]
Manual Printer
66. Computer is an ……….. machine
a] Electrician b]
Mechanical
c] Engineering d]
Electronic
67. The process of starting or restarting a computer system by loading
system files from a secondary storage device into the computer memory is called
a] Paging b]
Booting
c] Swapping d]
Loading
68. Which
is not system software?
a] Microsoft Word b]
Microsoft Windows
c] Device driver d]
Hard disk recovers utility
69. If your computer reports that a file has a size of one kilobyte,
then how much space is using?
a] 8 bytes b]
1024 bytes
c] 1048576 bytes d]
All of the above
70. Which of these is a pointing device?
a] Laser printer b]
Touch pad
c] Keyboard d]
Decimal point
71. Which is the magnetic storage device?
a] CD b]
DVD
c] Pen drive d]
None of the above
72. Which is not a input device?
a] Touch screen b]
Mouse
c] Screen d]
MIDI
73. Which of the following is not a microcomputer?
a] Desktop b]
Laptop
c] Mainframe d]
Hand held PC
74. A personal computer is a ……….
a] Micro computer b]
Terminal
c] Personal
digital assistant d]
Mainframe
75. Which component are you unlikely to find as part of a Motherboard?
a] ROM b]
CPU
c] CMOS Memory d]
CD-ROM
76. A computer must be capable of doing all of these things except….
a] Electrolyze
data b]
Output data
c] Process data d]
Store data
77. You could measure a microprocessor's clock speed of recent computer
in …..
a] Computer procedure unit b]
Hertz
c] Bits per
second d]
Gigahertz
78. High data accuracy produced by ……. computer
a] Analog b]
Digital
c] Hybrid d]
None of the above
79. Which one of the following is the oldest storage device?
a] Paper tape b]
Magnetic tape
c] Magnetic disk d]
Magnetic core
80. The communication port is used for ……..
a] Mouse
connection b]
Printer connection
c] Modem
connection d]
Monitor connection
81. Modem is connected with……
a] Parallel port b]
Serial port
c] USB d]
Com port
82. Which of the following is the low level language?
a] Assembly b]
Machine
c] Both a and b d]
Natural language
83. Which one is removable disk?
a] Zip disk b]
Pen drive
c] Floppy disk d]
All of the above
84. The capacity of compact disk is …….
a] 100KB b]
250MB
c] 700 MB d]
2000MB
85. Which is not hardware?
a] Keyboard b]
Mouse
c] Printer d]
CD
86. The content of which ROM can be erased by supplying electric charge?
a] PROM b]
EPROM
c] EEPROM d]
EAPROM
87. The ABACUS was originated from ……
a] China b]
Korea
c] Japan d]
USA
88. SMPS stands for ………
a] Switching mode power supply b] Switch mode power supply
c] System mode
power station d]
None of the above
89. Antivirus program falls on ………… category
a] System
software b]
Application software
c] Utility
software d]
All of the above
90. Which is not a basic type of computer?
a] Super computer b]
Digital computer
c] Analog d]
Hybrid
91. Linkage between the CPU and users is called …….
a] Software b]
Hardware
c] Peripheral d]
Storage
92. The DVD is a/an …….. Disk.
a] Magnetic b]
Semiconductor
c] Magneto
optical d]
Optical
93. Which is not direct entry input device?
a] Keyboard b]
Scanner
c] Barcode reader d]
OMR
94. The mnemonic code was used in ………..
a] 1GL b]
2GL
c] 3GL d]
4GL
95. Which will product high graphic quality print out?
a] Laser b]
Plotter
c] Dot matrix d]
Inkjet
96. How many types of different devices that supported by USB port?
a] 40 b]
65
c] 100 d]
127
97. Which one is the component of computer system?
a] Hardware b]
Software
c] Human ware d]
All of the above
98. What is the name for parallel communication pathway that connects
different hardware components physically into computer system?
a] Cable b]
Line
c] Bus d]
Peripheral
99. Which electronic component was concerned for emerging the third
generation computer?
a] Vacuum tubes b]
IC
c] Transistors d]
VLSI
100. Which of the following two
computers have the same architecture?
a] IBM and Macintosh b]
IBM Compatible and apple
c] IBM and
Apple/Macintosh d]
IBM and IBM Compatible
Answer sheet
|
1-b |
2-b |
3-d |
4-d |
5-b |
6-d |
7-b |
8-c |
9-a |
10-b |
|
11-b |
12-b |
13-d |
14-c |
15-a |
16-d |
17-b |
18-c |
19-a |
20-c |
|
21-b |
22-d |
23-c |
24-a |
25-a |
26-c |
27-b |
28-a |
29-d |
30-a |
|
31-a |
32-d |
33-c |
34-b |
35-a |
36-a |
37-d |
38-b |
39-c |
40-a |
|
41-b |
42-a |
43-c |
44-a |
45-c |
46-b |
47-c |
48-c |
49-d |
50-d |
|
51-d |
52-b |
53-b |
54-c |
55-b |
56-d |
57-b |
58-a |
59-d |
60-c |
|
61-a |
62-b |
63-a |
64-b |
65-b |
66-d |
67-b |
68-a |
69-b |
70-b |
|
71-d |
72-c |
73-c |
74-a |
75-d |
76-a |
77-d |
78-b |
79-a |
80-c |
|
81-d |
82-c |
83-d |
84-c |
85-d |
86-c |
87-a |
88-a |
89-c |
90-a |
|
91-c |
92-d |
93-a |
94-b |
95-b |
96-d |
97-d |
98-c |
99-b |
100-d |