Computer Questions

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:

The following are components of a database except ________ .

A) indexes B) user data
C) metadata D) reports
 
Answer & Explanation Answer: D) reports

Explanation:
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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

Explanation:
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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

Explanation:
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Q:

_____changes each time it is installed to avoid detection by antivirus software.

A) Polymorphic virus B) worm
C) logic bomb D) trojan horse
 
Answer & Explanation Answer: A) Polymorphic virus

Explanation:
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Q:

Function key ___ in a Windows keyboard can perform several functions, and does not have an assigned Windows default.

 

A) F1 B) F6
C) F8 D) F9
 
Answer & Explanation Answer: C) F8

Explanation:
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Q:

___________ allows searching for information and computing derived information.

A) Data definition language B) Data manipulation language
C) Query language D) OQL
 
Answer & Explanation Answer: C) Query language

Explanation:
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Q:

Sending a frame to a group of stations is known as __________

A) Single casting B) Spreading
C) Multicasting D) Casting
 
Answer & Explanation Answer: C) Multicasting

Explanation:
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