Questions

Q:

Why paging is used?

Answer

Paging is solution to external fragmentation problem which is to permit the logical address space of a process to be noncontiguous, thus allowing a process to be allocating physical memory wherever the latter is available.

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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

The news (had appeared) irrelevant at that time, but now it directly affects us.

 

A) have appeared B) is appeared
C) had appears D) no improvement
 
Answer & Explanation Answer: D) no improvement

Explanation:
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Q:

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech.

 

The king said, “Alas! Our enemies are too strong.”

 

A) The king said that their enemies were too strong. B) The king exclaimed sadly that their enemies were too strong.
C) The king was sad because the enemies were too strong. D) The enemies were too strong for the king.
 
Answer & Explanation Answer: B) The king exclaimed sadly that their enemies were too strong.

Explanation:
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Q:

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.

As daft as a brush

A) Extremely silly B) Artistically inclined
C) Completely clean D) Utterly selfish
 
Answer & Explanation Answer: A) Extremely silly

Explanation:
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Q:

Select the synonym of
to ordain

A) to anoint B) to retract
C) to veto D) to void
 
Answer & Explanation Answer: A) to anoint

Explanation:
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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

 

My mother said, "We went to a market that is five kilometers from here."

A) My mother said that they had gone to a market that was five kilometers from here. B) My mother said that they have gone to a market that was five kilometers from there.
C) My mother said that they had gone to a market that was five kilometers from there. D) My mother said that they have gone to a market that was five kilometers from here.
 
Answer & Explanation Answer: C) My mother said that they had gone to a market that was five kilometers from there.

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Q:

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.

 

The puppy spilled the milk as it drank.

A) Spilling of the milk has been done by the puppy while drinking it. B) The milk was spilt by the puppy as it drank.
C) While drinking it the puppy has spilt the milk. D) The milk was being drunk by the puppy when it was spilled.
 
Answer & Explanation Answer: B) The milk was spilt by the puppy as it drank.

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Q:

Rotameter is used to measure

A) Vortex flow B) Density of fluids
C) Velocity of fluid in pipes D) Flow of fluids
 
Answer & Explanation Answer: D) Flow of fluids

Explanation:

A rotameter is a flow meter that measures volumetric flow of liquids and gases.

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