Questions

Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

 

Necessity is the mother of invention

 

A) solution to a problem is easy if one is sufficiently desperate B) great inventions happen only if you are desperate
C) there is always a mother behind every great scientist who has invented something D) when the need for something becomes essential, you are forced to find ways of getting it
 
Answer & Explanation Answer: D) when the need for something becomes essential, you are forced to find ways of getting it

Explanation:
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Q:

A  photon  of  X-ray  has  energy  of  1  keV.  A photon of visible radiation has energy of 3 eV.  In  this  context,  which  one  of  the following statements is not correct?

A) The wavelength of X-ray photon is less than the wavelength of visible radiation photon. B) Both    the    photons    have    different energies.
C) The  speeds  of  both  the  photons  in vacuum are different D) The   frequency   of   X-ray   photon   is higher  than  the  frequency  of  visible radiation photon.
 
Answer & Explanation Answer: C) The  speeds  of  both  the  photons  in vacuum are different

Explanation:

The speed of all the electromagnetic radiation are always   same   and   equal   to   the numerical value 3 x 10^8m/sec.

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Q:

The tag line "Do no Evil" is owned by

A) Yahoo B) Bing
C) Google D) Start page
 
Answer & Explanation Answer: C) Google

Explanation:
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Q:

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

ABC, DEF, HIJ, MNO, STU, ?

A) XYZ B) YZA
C) ZAB D) ABC
 
Answer & Explanation Answer: C) ZAB

Explanation:
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Q:

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Can you believed this is the same old and the dilapidated house I had bought last year?

A) Can you not believe this is the same old and the dilapidated house that I buy last year? B) Can you believe this is the same old and the same dilapidated house I have bought last year?
C) Can you believe this is the same old and dilapidated house I had bought last year? D) No improvement
 
Answer & Explanation Answer: C) Can you believe this is the same old and dilapidated house I had bought last year?

Explanation:
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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".

I should (has to be) with them tonight.

A) has been B) have been
C) been D) no improvement
 
Answer & Explanation Answer: B) have been

Explanation:
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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'.

As Benjamin ran (1)/ next the street, he wondered (2)/ what he should buy. (3)/No Error (4)

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

Explanation:
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Q:

In the following question, out of the four alternatives, select the word similar in meaning to the word given.

Emphasis

A) Ignorance B) Lethargy
C) Triviality D) Significance
 
Answer & Explanation Answer: D) Significance

Explanation:
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