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Q:

In IT, the method for updating the main memory as soon as a word is removed from the cache is called

A) Write-through B) Write-back
C) Protected-write D) Cache-write
 
Answer & Explanation Answer: B) Write-back

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Q:

What is the full form of ISDN?

A) International Service Digital network B) Indian Service Digital Network
C) Integrated Service Digital Network D) Internal Service Digital Network
 
Answer & Explanation Answer: C) Integrated Service Digital Network

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Q:

In IT, the technique of delaying outgoing acknowledgements temporarily is known as

A) AR Acknowledgement B) AR request
C) Piggybacking D) Piggyframing
 
Answer & Explanation Answer: C) Piggybacking

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Q:

Which among the following is a term representing unit ofdata storage in computer memory?

A) Pixel B) Decimal
C) Octet D) Point
 
Answer & Explanation Answer: C) Octet

Explanation:

Octet is another name for a byte=8bits

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Q:

Which among the following is not an input device?

A) Plotter B) Magnetic Ink Character Recognition (MICR)
C) Optical Mark Recognition (OMR) D) Barcode Reader
 
Answer & Explanation Answer: A) Plotter

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Q:

A computer always has a

A) Mouse B) Keyboard
C) CPU D) Graphics card
 
Answer & Explanation Answer: C) CPU

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Q:

What is the name of a memory buffer used to accommodate a speed differential ?

A) Cache B) Stack Pointer
C) Accumulator D) DISC
 
Answer & Explanation Answer: A) Cache

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Q:

The silicon chips used for data processing are called

A) ROM chips B) PROM chips
C) RAM chips D) Micro processor
 
Answer & Explanation Answer: D) Micro processor

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