CAT Questions

Q:

Which memory needs refresh?

A) DRAM B) SRAM
C) ROM D) All of the above
 
Answer & Explanation Answer: A) DRAM

Explanation:

Memory refresh is the process of periodically reading information from an area of computer memory and immediately rewriting the read information to the same area without modification, for the purpose of preserving the information.

DRAM1532669979.png image

Memory refresh is a background maintenance process required during the operation of semiconductor dynamic random-access memory (DRAM), the most widely used type of computer memory.

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Q:

Which party has announced that the party is quitting from the BJP-Led NDA Alliance at the center?

A) Shiv Sena B) Telugu Desham Party
C) Lok Janshakti Party D) Janata Dal United
 
Answer & Explanation Answer: B) Telugu Desham Party

Explanation:

Andhra Pradesh's TDP - Telugu Desam Party, today i.e on 16th March 2018 quit the NDA government at the Centre a week after two of its ministers resigned from the Union cabinet over the issue of special status for Andhra Pradesh.

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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

How many Enzymes are there in the Human Body?

Answer

There are nearly about 75000 enzymes of 3 classes are there in the human body. They are :


1. Metabolic Enzymes - Enzymes that help to run our Bodies


2. Digestive Enzymes - Enzymes that help in digesting Food


3. Food Enzymes - Enzymes from raw foods that start our Food digestion.

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Subject: Biology Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank PO

11 2816
Q:

In an objective competitive exam, a correct answer score 4 marks and on a wrong answer 2 marks are negatively added. A student scores 420 marks from 150 question. How many answers were correct ?

A) 145 B) 138
C) 125 D) 120
 
Answer & Explanation Answer: D) 120

Explanation:

let x be the correct answer and y be the wrong answer
so the total number of questions is (x + y) = 150.....(1)
=> 4x - 2y = 420.....(2)
By solving (1) & (2), we get
=> 6x = 720
hence x = 120
Therefore, number of correct answers are 120.

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Filed Under: Logic
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Q:

Acceptable noise level for human ear

A) > 85 db B) = 85 db
C) < 85 db D) None of the above
 
Answer & Explanation Answer: C) < 85 db

Explanation:

Sound intensity or level is measured by a unit called a decibel. An 85 decibel noise level is not a safe standard for the public.

 

Hence, Acceptable noise level for human ear is less than 85 db.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

A conception of right and wrong is

Answer

A conception of right and wrong is the definition of Ethics.


ethics1532426546.jpg image


Ethics are societal norms adopted by a group which deals with the fundamental human relation ships.

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Subject: General Awareness Exam Prep: AIEEE , Bank Exams , CAT
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Q:

A student multiplied a number by 4/5 instead of 5/4. What is the percentage error in the calculation?

A) 56.25 percent B) 18 percent
C) 28.13 percent D) 36 percent
 
Answer & Explanation Answer: D) 36 percent

Explanation:
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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Where is the headquarters of Tea Board of India?

A) Kolkata B) Dispur
C) Ranchi D) Imphal
 
Answer & Explanation Answer: A) Kolkata

Explanation:

The headquarters of Tea Board of India is in Kolkata, West Bengal.

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