Computer Hardware MCQ for Competitive Exams Computer hardware MCQ questions and answers multiple choice for interview and competitive exams ...
Computer Hardware MCQ for Competitive Exams
Computer hardware MCQ questions and answers multiple choice for interview and competitive exams pdf These question asked in many computer exams. PDF Download link is available in last row of this page.
1.
Through what hardware does one person speak to the other person on a video
conference?
a)
Speaker
b)
Monitor
c)
Microphone
d) Camera
Ans. c
2. A computer
has ______ .
(a) input unit
(b) Central Processing Unit (CPU)
(c) output unit
(d) all of
them
Ans. d
3. All the
processing work of computer takes place in ______.
(a) input unit
(b) Central
Processing Unit (CPU)
(c) output unit
(d) all of them
Ans. b
4.
Most PCs give a single beep on bootup to indicate they are ok hardware wise.
You boot your PC and don’t get a beep. What should you check first?
a)
system board
b)
RAM
c)
microprocessor
d)
speaker
Ans. d
5. A device
which converts handwriting to computer input is called _____.
(a) scanner
(b) digital
tablet
(c) light pen
(d) printer
Ans. b
6. The device
that produces hard copies on paper is called ______.
(a) monitor
(b) scanner
(c) tablet
(d) printer
Ans. d
7. 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
Ans. c
8. Monitor is
connected to a computer using ______ port.
(a) RS232/ serial
(b) PS/2
(c) VGA
(Video Graphics Array)
(d) LPT (Line printer Terminal)
Ans. c
9. Audio
input, microphone and speaker output can be connected to computer using ______.
(a) 3.5mm jack
(b) RJ11
(c) RJ45
(d)
LPT
Ans. a
10.
A light sensitive device that converts drawing, printed text or other images
into digital form is
a)
keyboard
b)
Plotter
c)
Scanner
d)
OMR
Ans. c
11.
Which of the following is not an example of hardware?
a)
Scanner
b)
Printer
c)
Monitor
d)
Interpreter
Ans. d
12.
The term used to define all input and output devices in a computer system is
___
a)
Monitor
b)
Software
c)
Shared resources
d)
Hardware
Ans. d
13.
Which of the following is not a point-end-draw device?
a)
Keypad
b)
Trackball
c)
Touch screen
d)
Mouse
Ans. a
14.
On a dot matrix printer, you should never lubricate which part?
a)
carriage rails
b)
printhead pins
c)
paper advance bearings
d)
carriage bearings
Ans. b
15.
_____ is the term used to refer to the process of two modems establishing
communications with each other.
a)
interacting
b)
handshaking
c)
connecting
d)
linking
Ans. b
16.
Which provides the fastest data access time?
a)
RAM
b)
ROM
c)
CD-ROM
d)
Hard disk
Ans. a
17.
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
Ans. d
18.
External devices such as printers, keyboards and modems are known as
a)
Add on devices
b)
PC expansion
c)
peripherals
d)
special buys
Ans. c
19. In a
desktop computer, _____ produces radio frequency interference.
(a) SMPS
(b) Micro-Processor
(c) RAM
(d) Mouse
Ans. b
20. 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
Ans. c
21. External
dialup MODEM can be connected to a computer using ______ port.
(a) RS232/
serial
(b) PS/2
(c) VGA
(d) LPT
Ans. a
22. 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
Ans. d
23. Modern
(DUPLEX) printer (like LASER jet, inkjet printers) may be connected to a
computer using ______ port.
(a) RS232/ serial
(b) USB
(c) PS/2
(d) VGA
Ans. b
24. Broadband
connection may be connected through _____ port.
(a) RJ45/ Ethernet
(b) USB
(c) PS/2
(d)
VGA
Ans. a
25. Printer,
fax machine, scanner, web camera, external DVD writer, external hard disk, etc.
can be connected to computer using ______ port.
(a) RJ45
(b)
USB
(c) PS/2
(d)
VGA
Ans. b
26. Joystick
can be connected to computer using ______ port.
(a) 3.5mm jack
(b)
RJ11
(c) RJ45
(d)
Game
Ans. d
27. PS/2
stands for ______.
(a) Registered Jack 11
(b) Registered Jack 45
(c) Personal
System 2
(d) Recommended Standard 232
Ans. c
28. RJ11
stands for _____.
(a) Registered
Jack 11
(b) Registered Jack 45
(c) Personal System 2
(d) Recommended Standard 232
Ans. a
29. RJ45
stands for _____ .
(a) Registered Jack 11
(b) Registered
Jack 45
(c) Personal System 2
(d) Recommended Standard 232
Ans. b
30. RS232
stands for _____.
(a) Registered Jack 11
(b) Registered Jack 45
(c) Personal System 2
(d) Recommended
Standard 232
Ans. d
31. RJ45 port
is otherwise called ______.
(a) Ethernet
(b) LPT
(c) USB
(d) VGA
Ans. a
32. IEEE 1392
port is otherwise called ______.
(a) Ethernet
(b)
LPT
(c) USB
(d)
Firewire
Ans. d
33. LPT stands
for _____.
(a) Registered Jack 11
(b)
Registered Jack 45
(c) Line Printer Terminal
(d) Recommended Standard 232
Ans. c
34. USB stands
for ______.
(a) Registered Jack 11
(b)
Registered Jack 45
(c) Line Printer Terminal
(d)
Universal Serial Bus
Ans. d
35. High
definition graphics output may be taken from port of a PC.
(a) 3.5mm jack
(b)
HDMI
(c) RJ45
(d)
LPT
Ans. b
36. HDMI stands for ______.
(a) Registered Jack 11
(b) High
Definition Multimedia Interface
(c) Line Printer Terminal
(d) Universal Serial Bus
Ans. b
37.
The device primarily used to provide hardcopy is the
a)
CRT
b)
Computer Console
c)
Printer
d)
Card Reader
Ans.
c
38.
Dot-matrix, Deskjet, Inkjet and Laser are all types of which computer
peripherals?
a)
Printers
b)
Software
c)
Monitors
d)
Keyboards
Ans.
a
39.
Laser printer belong to
a)
line printer
b)
page printer
c)
band printer
d)
dot matrix printer
Ans.
b
40.
A joystick is primarily used for
a)
control sound on the screen
b)
Computer gaming
c)
enter text
d)
draw pictures
Ans.
b
41.
USB refers to
a)
a storage device
b)
a processor
c)
a port type
d)
a serial bus standard
Ans.
c
42.
The ___ may also be called the screen or monitor.
a)
printer
b)
scanner
c)
hard disk
d)
display
Ans.
d
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
Ans.
b
44.
The OCR recognizes the ___ of the characters with the help of light source.
a)
size
b)
shape
c)
colour
d)
used ink
Ans.
b
45.
Laser printer belong to
a)
Line printer
b)
page printer
c)
band printer
d)
dot matrix printer
Ans.
b