Computer Hardware MCQ For HPSSC JOA IT (Post Code -903) Exam
👉HPSSC JOA IT POST CODE-903 TEST SERIES 2021(Total 10 test With Answer Key)
👉HPSSC JOA IT POST CODE-903 TEST SERIES 2021(Total 10 test With Answer Key)
1. Processor, main memory (RAM), hard disk, CD/DVD drive, CMOS, BIOS chip, etc. are housed inside _____.
(a) input unit
(b) Central Processing Unit (CPU)
(c) output unit
(d) all of them
2. ______ contains slots for fixing/ connecting processor, main memory (RAM), hard disk, CD/DVD drive, CMOS, BIOS chip, etc.
(a) Mother board
(b) bread board
(c) key board
(d) dash board
3. A stylus used to provide input through CRT monitor is called _______.
(a) scanner
(b) digital tablet
(c) light pen
(d) printer
4. VDU is expanded as ______.
(a) Visual Display Unit
(b) Virtual Display Unit
(c) Visual Deception Unit
(d) Visual Display University
5. In computer monitors, CRT stands for _____.
(a) Cadmium Ray Tube
(b) Cathode Ray Tube
(c) Cathode Ray Twist
(d) Cathode Rim Tube
6. Cathode Ray Tube (CRT) monitor has ______ level of power consumption amongst monitors.
(a) highest
(b) lowest
(c) zero
(d) least
7. LCD is expanded as _____.
(a) Linear Crystal Display
(b) Liquid Crystal Dialog
(c) Liquid Crystal Display
(d) Liquid Canister Display
8. LED is expanded as _______.
(a) Linear Emitting Diode
(b) Light Emitting Diode
(c) Liquid Emitting Diode
(d) Light Emitting Display
9. The display of LCD monitor is ______ than that of LED monitor.
(a) lighter
(b) heavier
(c) brighter
(d) duller
10. Height to width ratio of a monitor screen is called ______.
(a) aspect ratio
(b) length ratio
(c) width ratio
(d) diagonal ratio
11. Generally, CRT monitors had aspect ratio of ______.
(a) 16:9
(b) 4:3
(c) 16:10
(d) 1:1
12. The type of printer which hits the paper to produce print is called _____.
(a) monitor
(b) scanner
(c) non-impact type printer
(d) impact type printer
13. The type of printer which does not hit the paper to produce print is called ______.
(a) monitor
(b) scanner
(c) non-impact type printer
(d) impact type printer
14. Dot matrix printer belongs to _______ category.
(a) monitor
(b) scanner
(c) non-impact type printer
(d) impact type printer
15. LASER printer, ink jet printer, thermal printer and plotter belong to ____ category.
(a) monitor
(b) scanner
(c) non-impact type printer
(d) impact type printer
16. Thermal printer uses ______ coated paper, which turns black when heat is applied.
(a) chromium
(b) BisPhenol
(c) nickel
(d) toner powder
17. The unit which splits power supply to various voltages required for their units of a computer is
called _____ .
(a) transformer
(b) Switch Mode Power Supply (SMPS)
(c) transistor
(d) transducer
18. Full form for SMPS in computer is _____.
(a) Sync Mode Power Supply
(b) Switch Mode Power Supply
(c) Stake Mode Power Supply
(d) Switch Mode Power Socket
19. The opening provided in the front panel or rear panel of a CPU for connecting peripherals is called _____.
(a) socket
(b) pin
(c) port
(d) part
20. External dialup MODEM can be connected to a computer using ______ port.
(a) RS232/ serial
(b) PS/2
(c) VGA
(d) LPT
21. Old style (SIMPLEX) printer (like dot matrix printer) may be connected to a computer using _____ port.
(a) RS232/ serial
(b) PS/2
(c) VGA
(d) LPT
22. Which provides the fastest data access time?
a) RAM
b) ROM
c) CD-ROM
d) Hard disk
23. What is the first thing you could do to check for damage to a printer after receiving it?
a) Run MSD diagnostics
b) Attach it to a PC and print something
c) Check the cables
d) Unbox it and examine it for physical damage
24. External devices such as printers, keyboards and modems are known as
a) Add on devices
b) PC expansion
c) peripherals
d) special buys
25. Broadband connection may be connected through _____ port.
(a) RJ45/ Ethernet
(b) USB
(c) PS/2
(d) VGA
26. Joystick can be connected to computer using ______ port.
(a) 3.5mm jack
(b) RJ11
(c) RJ45
(d) Game
27. PS/2 stands for ______.
(a) Registered Jack 11
(b) Registered Jack 45
(c) Personal System 2
(d) Recommended Standard 232
28. RJ11 stands for _____.
(a) Registered Jack 11
(b) Registered Jack 45
(c) Personal System 2
(d) Recommended Standard 232
29. RJ45 stands for _____ .
(a) Registered Jack 11
(b) Registered Jack 45
(c) Personal System 2
(d) Recommended Standard 232
👉HPSSC JOA IT POST CODE-903 TEST SERIES 2021(Total 10 test With Answer Key)
30. RS232 stands for _____.
(a) Registered Jack 11
(b) Registered Jack 45
(c) Personal System 2
(d) Recommended Standard 232
31. RJ45 port is otherwise called ______.
(a) Ethernet
(b) LPT
(c) USB
(d) VGA
32. On a dot matrix printer, you should never lubricate which part?
a) carriage rails
b) printhead pins
c) paper advance bearings
d) carriage bearings
33. LPT stands for _____.
(a) Registered Jack 11
(b) Registered Jack 45
(c) Line Printer Terminal
(d) Recommended Standard 232
34. USB stands for ______.
(a) Registered Jack 11
(b) Registered Jack 45
(c) Line Printer Terminal
(d) Universal Serial Bus
35. High definition graphics output may be taken from port of a PC.
(a) 3.5mm jack
(b) HDMI
(c) RJ45
(d) LPT
36. HDMI stands for ______.
(a) Registered Jack 11
(b) High Definition Multimedia Interface
(c) Line Printer Terminal
(d) Universal Serial Bus
37. The device primarily used to provide hardcopy is the
a) CRT
b) Computer Console
c) Printer
d) Card Reader
38. Dot-matrix, Deskjet, Inkjet and Laser are all types of which computer peripherals?
a) Printers
b) Software
c) Monitors
d) Keyboards
39. Laser printer belong to
a) line printer
b) page printer
c) band printer
d) dot matrix printer
40. A joystick is primarily used for
a) control sound on the screen
b) Computer gaming
c) enter text
d) draw pictures
41. USB refers to
a) a storage device
b) a processor
c) a port type
d) a serial bus standard
42. The ___ may also be called the screen or monitor.
a) printer
b) scanner
c) hard disk
d) display
43. Speed of the printer is limited by the speed of
a) paper movement
b) cartridge used
c) length of paper
d) all of these
44. Which of the following is not an example of hardware?
a) Scanner
b) Printer
c) Monitor
d) Interpreter
45. The term used to define all input and output devices in a computer system is ___
a) Monitor
b) Software
c) Shared resources
d) Hardware
46. A device used for video games, flight simulators, training simulators and for controlling
industrial robots.
a) Mouse
b) Light pen
c) Joystick
d) keyboard
47. RS-232 is a standard that applies to:
a) serial ports
b) parallel ports
c) game ports
d) networks
48. You just installed a new IDE hard drive, but your system BIOS will not recognize the new drive, what should you check first.
a) cable sequence
b) jumpers on the hard drive
c) drivers that need to be loaded
d) hard drive manufacturer web site information
49. All the physical components of a computer are collectively called .
(a) software
(b) hardware
(c) malware
(d) junkware
50. Hardware _____ be touched.
(a) cannot
(b) can
(c) may
(d) would
51. Hardware _____ space.
(a) does not occupy
(b) occupies
(c) does not require
(d) does not need
52. Through what hardware does one person speak to the other person on a video conference?
a) Speaker
b) Monitor
c) Microphone
d) Camera
53. A computer has ______ .
(a) input unit
(b) Central Processing Unit (CPU)
(c) output unit
(d) all of them
54. All the processing work of computer takes place in ______.
(a) input unit
(b) Central Processing Unit (CPU)
(c) output unit
(d) all of them
55. The device that produces hard copies on paper is called ______.
(a) monitor
(b) scanner
(c) tablet
(d) printer
56. External devices/ peripherals like keyboard and mouse can be connected to a computer using ______ ports.
(a) PS/2
(b) USB
(c) both a & b
(d) neither a nor b
57. Monitor is connected to a computer using ______ port.
(a) RS232/ serial
(b) PS/2
(c) VGA (Video Graphics Array)
(d) LPT (Line printer Terminal)
58. Audio input, microphone and speaker output can be connected to computer using ______.
(a) 3.5mm jack
(b) RJ11
(c) RJ45
(d) LPT
59. A light sensitive device that converts drawing, printed text or other images into digital form is
a) keyboard
b) Plotter
c) Scanner
d) OMR
60. You are installing an application in Windows 95, and the computer crashes, what do you do?
a) Press alt + Ctrl + delete, twice
b) press alt + Ctrl + delete, and end task
c) press the reset button on the computer
d) turn off computer and boot from a floppy disk
61. You get a CMOS checksum error during bootup. What is most likely the cause?
a) Power supply is bad
b) BIOS needs updating
c) CMOS battery is nearing end of life
d) None of these
62. You see the message ―invalid media device‖ after installing a new hard drive. What do you do next?
a) Format
b) Fdisk
c) Partition
d) Add the OS
63. A hard disk is divided into tracks which are further subdivided into:
a) clusters
b) sectors
c) vectors
d) heads
64. Which step should you perform first before discharging a CRT?
a) Remove the CRT from its housing
b) Disconnect the CRT from the computer
c) Remove the video assembly
d) Turn power off before removing power source
65. A capacitor is measured in which of the following units?
a) Volts
b) Ohms
c) Farads
d) Resistance
66. A 25-pin female connector on the back of your computer will typically be:
a) Serial port 1
b) A parallel port
c) Docking
d) COM2 port
67. Dust in a computer actually increase the size of the magnetic fields inside it. This is not good, so you must occasionaly dust, I trust. What‘s the best way to do this?
a) reserve vaccum
b) any small vaccum device
c) blow real hard on the system board
d) use compressed air can
68. During the normal PC boot process, which of the following is active first?
a) RAM BIOS
b) CMOS
c) ROM BIOS
d) Hard disk information
69. What allows you to print on both sides of the printer?
a) fuser
b) duplexer
c) toner cartridge
d) paper-swapping unit
70. Which is the easiest component to environmentally recycle?
a) Motherboards
b) CMOS batteries
c) Toner cartridges
d) Cathode ray tubes
71. How can you totally protect a PC from damage during an electrical storm?
a) Disconnect the AC power cable
b) Disconnect all external cables and power cords
c) Use a surge protector
d) Turn off the AC power
72. During the fusing process, toner is:
a) dry pressed into the paper
b) electrically bonded to the paper
c) melted into the paper
d) high pressure sprayed onto the paper
73. After you service a laser printer, you notice dirty print. Which of the following would correct the problem?
a) Clean the developer tank
b) Reset the printer
c) Run several blank pages
d) Clean the laser diode
74. What is the best way to protect your hard drive data?
a) regular backups
b) periodically defrag it
c) run chkdsk at least once a week
d) run a regular diagnostic
75. Which peripheral port provide the FASTEST throughout to laser printers?
a) RS-232
b) SCSI
c) Parallel’
d) Serial
76. Your customer tells you the print quality of their dot matrix printer is light then dark. Which of the following could cause the problem.
a) Paper slippage
b) Improper ribbon advancement
c) Paper thickness
d) Head position
77. What beep codes could indicate a system board or power supply failure?
a) steady short beep
b) no beep
c) one long continuous beep tone
d) All of these
78. On the PC side, the printer port is a:
a) 25 pin female serial connector
b) 15 pin female parallel connector
c) 25 pin male serial connector
d) 25 pin female parallel connector
👉HPSSC JOA IT POST CODE-903 TEST SERIES 2021(Total 10 test With Answer Key)
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