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Q:

Who designed the first electronic computer ENIAC?

A) J presper Eckert and John W Mauchly B) John W Mauchly and Joseph M Jacquard
C) J presper Eckert and Von Neuman D) None of the above
 
Answer & Explanation Answer: A) J presper Eckert and John W Mauchly

Explanation:
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Filed Under: Inventions
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Q:

Electrical Energy is the energy of

A) Protons B) Neutrons
C) Electrons D) All the above
 
Answer & Explanation Answer: C) Electrons

Explanation:

We know that Kinetic energy is the energy of a moving object and in the same way Electrical energy is the form of kinetic energy caused by moving electric charges called electrons.

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Filed Under: Physics
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Q:

A shopkeeper marks the price of his table 30% above the cost price. He allows his customers a discount of 12% on the marked price. What is the profit percentage?

 

A) 14.4 B) 18
C) 16.66 D) 12.5
 
Answer & Explanation Answer: A) 14.4

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams , CAT

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Q:

Who is the author of the book "Kargil: Untold stories from the War"?

A) Roshan Rai B) Rachna Bisht Rawat
C) Anandi Ben D) None of the above
 
Answer & Explanation Answer: B) Rachna Bisht Rawat

Explanation:

Rachna Bisht Rawat is the author of the book "Kargil: Untold stories from the War".

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Filed Under: Books and Authors
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8 1853
Q:

Bhanu takes a total of 6 hrs 50 min in walking a distance and running back to same place where she started. She could walk both ways in 8 hrs 30 min. The time taken by her to run both ways is :

A) 5 hrs 35 min B) 5 hrs 15 min
C) 5 hrs 10 min D) 5 hrs 45 min
 
Answer & Explanation Answer: C) 5 hrs 10 min

Explanation:
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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: CAT , Bank Exams
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Q:

Which of the following phrases (i), (ii), and (iii) given below each sentence should replace the phrase printed in bold letters to make the sentence grammatically correct? Choose the best option among the five given alternatives that reflect the correct use of phrase in the context of the grammatically correct sentence. If the sentence is correct as it is, mark (E) i.e., "No correction required" as the answer.
The vilest of the thing that can be done by a person is to ill-treat dogs and other defenseless animals.
i. vile things that can be done by persons.
ii. vilest things that can be done by a person.
iii. vilest thing that can be done by a person.

A) A. Only i B) B. Only ii
C) C. Only iii D) D. ii and iii
 
Answer & Explanation Answer: C) C. Only iii

Explanation:

Ans. C.
The answer is the ‘vilest thing that can be done by a person.' Vile/vilest means extremely unpleasant. Option A: A singular thing is being talked about (indicated by ‘is’) hence, things can’t be used. Option B: ‘is’ indicates singular activity, hence things can’t be used.
Option C: It makes the sentence grammatically and structurally correct.

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

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Q:

The operating system manages

A) CPU B) provide services for applications software
C) establish a user interface D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

The operating system manages all the CPU, disc drives, establish a user interface, execute and provide services for applications software, printers, etc...

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Filed Under: Computer
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Q:

An increase in demand means that

A) the demand curve shifts to the right B) consumers desire a greater quantity
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

An increase in demand means that the demand curve shifts to the right, and hence quantity demanded will be high at each price.

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Filed Under: Indian Economy
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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