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#21 Which coordinates and control the computer system, just like the brain controls the human body.
A) Bus
B) Control unit
C) Output unit
D) Register
Answer: B
#22 Which of the following performs the arithmetic and logic operation on data ?
A) ALU
B) Control unit
C) Output unit
D) Register
Answer: A
#23 27th March celebrated as Wolrd ________ Day?
A) Forest Day
B) Library Day
C) Theatre(Entertainment) Day
D) Water Day
Answer: C
#24 Which animal can create the loudest sound among any living creature?
A) Donkey
B) Monkey
C) Humpback whales
D) Dog
Answer: C
#25 Which country lies on the western side of the Iberian Peninsula?
A) Spain
B) Portugal
C) Andorra
D) France
Answer: B
#26 When Iran officially became an Islamic Republic on ___________?
A) March 01, 1979
B) April 01, 1979
C) February 01, 1979
D) None of these
Answer: B
#27 1 x 0 =
A) 0
B) 1
C) 10
D) 100
Answer: A
#28 There are _______ levels of Cache Memory.
A) 1
B) 2
C) 3
D) 4
Answer: C
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