10000+ Computer Science Engineering Questions for Competitive Exams - 2

Question: 6

A file that has been transferred to a lower level in the memory hierarchy is known as

(A) sequential file

(B) serial file

(C) archive file

(D) random file

Ans: C

archive file

Question: 7

Which device can sense inventory data specified in bar codes?

(A) joystick

(B) holographs

(C) light pens

(D) mouse

Ans: B

holographs

Question: 8

Punched cards use

(A) ASCII code

(B) Alphanumeric code

(C) EBCDIC code

(D) Hollerith code

Ans: D

Hollerith code

Question: 9

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

(A) optical disk

(B) magnetic tape

(C) floppy disk

(D) punched cards

Ans: A

optical disk

Question: 10

The two basic types of record access methods are

(A) online and real time

(B) sequential and indexed

(C) direct and immediate

(D) sequential and random

Ans: D

sequential and random

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