Computer - Mock Test 81

Question 801

Which of the following is input or output device?

A) monitors B) punched cards C) optical scanners D) all the above

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Question 802

A semiconductor memory which allows the eraser of the information stored in it so that new information can be stored in it is referred as?

A) EPROM B) ROM C) RAM D) None of these

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Question 803

A data tranrmission medium made of tiny threads of glass or plastic that can transmit huge amount of information at the speed of light is ?

A) Fiber optic cable B) Copper cable C) Twisled wire cable D) None of these

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Question 804

Auxiliary storage is ?

A) Secondary storage B) Primary storage C) Processing device D) None of these

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Question 805

Auxiliary storage is?

A) Secondary storage B) Primary storage C) Processing device D) None of these

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Question 806

The following are basic types of record access methods?

A) sequential and random B) direct and immediate C) sequential and indexed D) on-line and real-time

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Question 807

The use of parity bit is for?

A) coding B) indexing C) error-detection D) none of these

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Question 808

Memories which can be read only are called _______ memories?

A) RAM B) ROM C) PROM D) EPROM

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Question 809

The difference between memory and storage is that the memory is__________ and storage is_________?

A) Temporary, permanent B) Permanent, temporary C) Slow, fast D) None of the above

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Question 810

ASCII code is a _______bit code?

A) 1 B) 2 C) 7 D) 8

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