CAT 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:

In the following questions a part of a sentence is given in bold, it is then followed by four sentences which try to explain the meaning of the idiom/phrase given in bold. Choose the alternative from the four given below each question which explains the meaning of the phrase correctly without altering the meaning of the sentence
given as question. If none of the sentence explains the meaning of the highlighted phrase, choose option  i.e., “None of these” as your answer choice

We are used to giving benefit of a doubt to people we are closest to, the ones who we know very well. This comes to us naturally as we know for a fact they are good people; and even more - we know they like/ love us so they wouldn't do anything against us.

A) Since we love and trust our close ones, we often tend to believe them, even when we are not sure what they are saying is true. B) Given that we are very attached to our relatives, we often try to hide their crimes and cover up for their lies.
C) Since humans are inherently doubting, there is a tendency to be sceptic about anyone. D) Humans have nepotism ingrained in them, which means that they would favour only their relatives over and above a fool proof evidence against them.
 
Answer & Explanation Answer: A) Since we love and trust our close ones, we often tend to believe them, even when we are not sure what they are saying is true.

Explanation:

To give a benefit of doubt means to decide that you will believe someone, even though you are not sure that what the person is saying is true.

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Filed Under: English
Exam Prep: CAT , GRE , TOEFL

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Q:

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

A) to purchase a vehicle that constantly gives problems B) buying only half the recipe will not help you prepare the full dish
C) to purchase an insignificant thing which eventually becomes very useful D) to buy stuff which you don't need
 
Answer & Explanation Answer: A) to purchase a vehicle that constantly gives problems

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , CAT

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Q:

Stagflation is a period of _______.

A) Persistent high inflation combined with high unemployment B) Persistent high inflation combined with low unemployment
C) Persistent low inflation combined with high unemployment D) Persistent low inflation combined with low unemployment
 
Answer & Explanation Answer: A) Persistent high inflation combined with high unemployment

Explanation:
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Filed Under: Indian Economy
Exam Prep: CAT

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Q:

 ‘ICAR’ launched National Agricultural Higher Education Project (NAHEP) in association with World Bank. Where is ICAR (Indian Council of Agricultural Research) located?

A) Mumbai B) Patna
C) Bengaluru D) New Delhi
 
Answer & Explanation Answer: D) New Delhi

Explanation:
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Filed Under: Indian Geography
Exam Prep: Bank Exams , CAT

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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'.
The Directors are(A)/now inquiring(B)/in the cause of the fire.(C)/No error(D)

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

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , CAT

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Q:

Nearly ____________ crore jobs were created in the country in the 10-month period till June this year, as per a Central Statistics Office (CSO) report.  

A)  2.4 crore  B)  3.5 crore 
C)  6.9 crore  D)  1.2 crore 
 
Answer & Explanation Answer: D)  1.2 crore 

Explanation:

Nearly 1.2 crore jobs were created in the country in the 10-month period till June this year, as per a Central Statistics Office (CSO) report. The CSO's employment outlook report is based on the new member enrolments with retirement fund body EPFO, Employees' State Insurance Scheme (ESIC) and NPS. 

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Filed Under: Indian Politics
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Given is a statement followed by two arguments numbered I and II. Consider the statement and the arguments and decide which of the arguments is strong.
Statement:
Is the choice of junk food a better option to create interest in eating in children?
Arguments:
I. Yes, the best way to create interest is to give the food a child likes.
II. No. junk food is the reason behind obesity, heart diseases, diabetes and other health problems and it is important to induce healthy eating habits in children.

A) Only argument II is strong. B) Both arguments I and II are strong.
C) Neither argument I nor H is strong. D) Only argument I is strong.
 
Answer & Explanation Answer: A) Only argument II is strong.

Explanation:
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Filed Under: Statement and Arguments
Exam Prep: AIEEE , Bank Exams , CAT

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