Practice Set 3 question answer - computer mcq Online Quiz (set-1) For All Competitive Exams

Q-1)   The decimal number is converted in to excess 3 codes by adding, to each decimal digit.

(a)

(b)

(c)

(d)

(e)

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Q-2)   Data is generally coded in 8-bit units, such a unit is also called

(a)

(b)

(c)

(d)

(e)

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Q-3)   In logic algebra, variables can assume only two values: either..........or 1.

(a)

(b)

(c)

(d)

(e)

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Q-4)   How many pins on a standard DDR RAM Dimm?

(a)

(b)

(c)

(d)

(e)

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Q-5)   The brain of the computer is called the _____.

(a)

(b)

(c)

(d)

(e)

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Q-6)   Interface electronic circuit is used to interconnect I/O de-vices to a computer's CPU or

(a)

(b)

(c)

(d)

(e)

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Q-7)   8085 was introduced in ___

(a)

(b)

(c)

(d)

(e)

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Q-8)   An X-OR gate produces an output only when it's two inputs are

(a)

(b)

(c)

(d)

(e)

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Q-9)   A common topology to any network is _ __ topology

(a)

(b)

(c)

(d)

(e)

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Q-10)   When installing a peripheral you also usually need to install a _____ .

(a)

(b)

(c)

(d)

(e)

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