1. The ALU of a
computer responds to the commands coming from
a. Primary memory
b. control section
c. External memory
d. Cache memory
2. The act of
retrieving existing data from memory is called
a. Read-out
b. Read from
c. Read
d. all of above
3. All modern
computer operate on
a. Information
b. Floppies
c. data
d. Word
4. instructions
and memory address are represented by
a. character code
b. binary codes
c. binary word
d. parity bit
5. Which of the
following code used in present day computing was developed by IBM Corporation?
a. ASCII
b. Hollerith Code
c. Baudot Code
d. EBCDIC CODE
6. What is the
latest write-once optical storage media?
a. Digital paper
b. Magneto-optical disk
c. WORM disk
d. cd-rom disk
7.
the most important advantage of a video disk is
a.
compactness
b.
potential capacity
c.
durability
d.
cost effectiveness
8. What is the
number of read-write heads in the drive for a 9-trac magnetic tape?
a. 9
b. 16
c. 18
d. 27
9. Before a
disk drive can access any sector record, a computer program has to provide the
record’s disk address. What information does this address specify?
a. Track number
b. Sector number
c. Surface number
d. all of above
10. as compared
to diskettes, the hard disks are
a. more expensive
b. more portable
c. less rigid
d. slowly accessed
1-B,2-D,3-C,4-B,5-D,6-D,7-B,8-A,9-D,10-A
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