Questions

Q:

The attenuation in optical fibre is mainly due to

A) Scattering B) Absorption
C) Both (a) and (b) D) Neither absorption nor scattering
 
Answer & Explanation Answer: A) Scattering

Explanation:

The reason for transmitting data over optical fibers, is because the speed of data transmission through optical wires are equal to the speed of light. The intense speed of data transfer speed, has lead to the use of optical fibers. The optical fiber uses the technology of transferring light beams, from one end to the other end of optical cables. The attenuation in optical fiber is due to Scattering. The reason why scattering is caused, due to the folding, in the wire.

 

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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

__________ acts as a shield absorbing ultraviolet radiation from the sun.

A) Chlorofluorocarbons B) Stratosphere
C) Ozone hole D) Greenhouse
 
Answer & Explanation Answer: B) Stratosphere

Explanation:
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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

 

Absolve someone from blame for a fault or wrongdoing

 

A) Indict   B) Exonerate
C) Allege   D) Slur
 
Answer & Explanation Answer: B) Exonerate

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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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 homeowners remodelled the house to help it sell.

 

A) The house was remodelled by the homeowners to help it sell. B) The house is remodelled by the homeowners to help it sell.
C) So that it is helped to sell the house was remodelled by the homeowners. D) So that it is helped to sell the house is remodelled by the homeowners.
 
Answer & Explanation Answer: A) The house was remodelled by the homeowners to help it sell.

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

 

Seldom we have been(A)/treated in such(B)/a rude manner.(C)/No error(D)

 

A) A B) B
C) C D) D
 
Answer & Explanation Answer: A) A

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Filed Under: English
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Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.


The phrase consists usually of a few words which denote a single idea that __________ a separate part of a sentence. In this respect it differs from theclause, ___________ is a short sentence that forms a distinct part __________ a composition, paragraph, or discourse. Correct phrasing is_______________ by rests, such rests do not break the ______________ of a thought or the progress of the sense.


Correct phrasing is _______________ by rests,

A) regulate B) regulates
C) regulative D) regulated
 
Answer & Explanation Answer: D) regulated

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.


The phrase consists usually of a few words which denote a single idea that __________ a separate part of a sentence. In this respect it differs from theclause, ___________ is a short sentence that forms a distinct part __________ a composition, paragraph, or discourse. Correct phrasing is_______________ by rests, such rests do not break the ______________ of a thought or the progress of the sense.


do not break the ______________ of a thought

A) continuity B) continue
C) continuous D) continuously
 
Answer & Explanation Answer: A) continuity

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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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 express the same sentence in Indirect/Direct speech.

 

He told Pawan that they should have tried harder.

 

A) He said to Pawan,"We should have tried harder." B) He said,"Pawan you should have tried harder."
C) He said,"Pawan, Don't you think we should have tried harder." D) He said,"Pawan, we had tried harder."
 
Answer & Explanation Answer: A) He said to Pawan,"We should have tried harder."

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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