General Knowledge Questions

The author of the book "The People's President: Dr. A P J Abdul Kalam" is:

After a credit card transaction has been authorized by theissuing bank by sending an authorization code to themerchant, the settlement stage of the process begins. Whichof the following is a system type used to process suchstatements?

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Rotund

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Mollify

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'.

Delhi had been captured, ransacked and rebuilt several (1)/ times and modern Delhi is a cluster of a number (2)/ of cities spread across the metropolitan region. (3)/No error (4)

Due to an acceleration of 1 m/s2 the velocity of a body increases from 15 m/s to 20 m/s in a certain period. Find the displacement (in m) of the body in that period.

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Deluge

If the first and third members of a Dobereiner triad are Phosphorous and Antimony, the second member of this triad is