1000+ Input and Output Devices MCQ Questions and Answers Pdf - 2

Question: 6

Which of the following are often used to ensure data has been accurately input to the computer?

(A) digitizers

(B) input controls

(C) light pens

(D) keyboards

Ans: B

input controls

Question: 7

Linkage between the CPU and users is provided by

(A) software

(B) control unit

(C) storage

(D) peripheral devices

Ans: D

peripheral devices

Question: 8

What printer uses a combination of laser beam and electron photographic techniques?

(A) laser printer

(B) daisy wheel

(C) dot matrix

(D) all of these

Ans: A

laser printer

Question: 9

In what storage device, recording is done by burning tiny pots on a circular disk?

(A) optical disk

(B) magnetic tape

(C) floppy disk

(D) punched cards

Ans: A

optical disk

Question: 10

The advantage of COM are

(A) low cost, readability

(B) readability size, speed

(C) compact size, speed readability

(D) compact size, readability

Ans: C

compact size, speed readability

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