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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