Explore topic-wise MCQs in Computer Science.

This section includes 69 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Science knowledge and support exam preparation. Choose a topic below to get started.

51.

A parallel port is most often used by a [SSC CPO 2011]

A. printer
B. monitor
C. mouse
D. external storage device
Answer» B. monitor
52.

After a picture has been taken with a digital camera and processed appropriately, the actual print of the picture is considered

A. data
B. output
C. input
D. the process.
E. None of these
Answer» C. input
53.

The pattern of printed lines on most products are called [SBI Clerk 2009]

A. prices
B. OCR
C. scanners
D. barcodes
E. None of these
Answer» E. None of these
54.

You can use the Tab key to the [SBI Clerk 2008]

A. move a cursor across the screen
B. indent a paragraph
C. move the cursor down the screen
D. Both a and b
E. None of the above
Answer» C. move the cursor down the screen
55.

It is the name given to main computer equipment and its peripheral devices.

A. Software
B. Hardware
C. Operating system
D. All of these
E. None of these
Answer» C. Operating system
56.

An example of a processing device would be

A. a magnetic ink reader
B. a tablet PC
C. special function cards
D. scanners
E. external
Answer» D. scanners
57.

Computer gets ...... with the help of mouse, joystick or keyboard.

A. insert
B. delete
C. input
D. output
E. instructions
Answer» D. output
58.

Laser printers belong to

A. line printer
B. page printer
C. band printer
D. dot matrix printer
E. None of these
Answer» C. band printer
59.

What type of device is a digital camera?

A. Input
B. Output
C. Software
D. Storage
E. I/O
Answer» B. Output
60.

A barcode reader is an example of

A. processing device
B. storage device
C. input device
D. output device
E. None of these
Answer» D. output device
61.

Which statement is true about memory card?

A. This card contains volatile memory
B. This card contains non-volatile memory
C. This can be used for video conferencing
D. This device used for reading printed barcodes
E. None of the above
Answer» C. This can be used for video conferencing
62.

Computer keyboard is an example of

A. memory device
B. input device
C. output device
D. Both b and c
E. All of the above
Answer» C. output device
63.

 A ...... can make it easier to play games.

A. mouse
B. joystick
C. keyboard
D. pen
E. None of these
Answer» C. keyboard
64.

All of the following are examples of input device except

A. scanner
B. mouse
C. keyboard
D. printer
E. None of these
Answer» E. None of these
65.

A device that makes copies and reproduces text and images is called

A. CPU
B. memory
C. printer
D. scanner
E. joystick
Answer» E. joystick
66.

Dot matrix printer is

A. unidirectional
B. bi-directional
C. sequential
D. random
E. None of these
Answer» C. sequential
67.

Resolution of laser printer is specified in terms of

A. DPI
B. LPM
C. CPM
D. PPM
E. None of these
Answer» B. LPM
68.

The output devices make it possible to

A. view or print data
B. store data
C. scan data
D. input data
E. None of these
Answer» B. store data
69.

The impact printers are

A. dot matrix
B. drum
C. inkjet
D. Both a and b
E. None of these
Answer» E. None of these