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NIMCET 2013
Computer Awareness
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NIMCET 2013 #1
Target (sec):
00:00
The minimum number of bits to represent a character from ASCII code set is
A.
2
B.
8
C.
5
D.
7
Discuss
NIMCET 2013 #2
The answer of the operation $(10111)
2
\times (1110)
2
in hex equivalent is
A.
150
B.
14C
C.
142
D.
13E
Discuss
NIMCET 2013 #3
When we open an internet site, we see www. What does www stand for?
A.
World Wide Word
B.
World Wide Web
C.
World Wide Webinar
D.
Word Widing Works
Discuss
NIMCET 2013 #4
For reproducing sound, a CD audio player uses a
A.
Quartz crystal
B.
Titanium needle
C.
Barium ceramic
D.
Laser beam
Discuss
NIMCET 2013 #5
Acronym of EEPROM is
A.
Extended Erasable Programmable Memory
B.
Electrically Erasable Read Only Memory
C.
Electrically Erasable Programmable Read Only Memory
D.
Extended Erasable Page-Oriented Memory
Discuss
NIMCET 2013 #6
A tautology is a Boolean formula that is always true. Which of the following is a tautology?
A.
$x$
B.
$(x+\overline{x})y$
C.
$x+\overline{y}+\overline{x}$
D.
$xy+\overline{x}$
Discuss
NIMCET 2013 #7
Convert the Hexadecimal number 4DF to its octal equivalent
A.
2333
B.
2337
C.
2773
D.
2373
Discuss
NIMCET 2013 #8
Which of the following circuit is used as a memory device in computers?
A.
Flip-Flop
B.
Rectifier
C.
Comparator
D.
All of these
Discuss
NIMCET 2013 #9
The Boolean function $a+(\overline{a} \,b)$ is equivalent to
A.
$a.b$
B.
$a+b$
C.
$a+\overline{b}$
D.
$\overline{a}+b$
Discuss
NIMCET 2013 #10
All digital circuits can be realized by using only
A.
Exclusive OR gates
B.
Half adders
C.
Multiplexers
D.
OR gate
Discuss