basics of hardware & software Practice Questions Answers Test with Solutions & More Shortcuts

Question : 21

The binary system use powers of..........for positional values.

a) 16

b) 10

c) 8

d) 2

Question : 22

How many bits of information can each memory cell in a computer chip hold?

a) 8 bits

b) 1 bit

c) Obits

d) All of the above

e) None of these

Question : 23

Which of the following memories needs refresh?

a) DRAM

b) SRAM

c) ROM

d) All of above

e) None of these

Question : 24

A CPU-chip developed by Intel for wireless laptops is called the

a) Celeron

b) Pentium-M

c) Xen

d) Itanium

e) None of these

Question : 25

What input device could tell you the price of

a) Mouse a bar of chocolate?

b) All of the above

c) Optical mark reader

d) Bar code reader

e) None of these