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Q:

When is Manohar's birthday this year ? 

I. It is between January 13 and 15, January 13 being Wednesday. 

II. It is not on Friday. 

A) If the data in statement I alone are sufficient to answer the question B) If the data in statement II alone are sufficient answer the question
C) If the data either in I or II alone are sufficient to answer the question; D) If the data even in both the statements together are not sufficient to answer the question
 
Answer & Explanation Answer: A) If the data in statement I alone are sufficient to answer the question

Explanation:

From statement I, we conclude that Manohar's birthday is on January 14. which is Thursday. this year.

So, only I is needed. 

 

 

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Filed Under: Data Sufficiency

Q:

Which of the following type of data member can be shared by all instances of its class?

A) Public B) Inherited
C) Static D) None
 
Answer & Explanation Answer: C) Static

Explanation:

Static members are shared by all the instances of the class

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Filed Under: C++

Q:

In a certain code '13' means 'stop smoking' and '59' means 'injurious habit'. What is the meaning of '9' and '5' respectively in that code ?

I. '157' means 'stop bad habit'.

II. '839' means 'smoking is injurious'.

A) If the data in statement I alone are sufficient to answer the question B) If the data in statement II alone are sufficient answer the question
C) If the data either in I or II alone are sufficient to answer the question; D) If the data even in both the statements together are not sufficient to answer the question
 
Answer & Explanation Answer: C) If the data either in I or II alone are sufficient to answer the question;

Explanation:

'59' means Injurious habit' and '157' means 'stop bad habit' (from I). Thus, the common code number '5' stands for common word 'habit'. So. '9' represents 'injurious'.Hence, I is sufficient.

Also, '59' means Injurious habit' and '839' means 'smoking is injurious'. Thus, the common code number '9' stands for common word 'injurious'. So, '5' represents 'habit'. Thus, II is also sufficient. 

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Filed Under: Data Sufficiency

Q:

Which of the following is the tallest animal?

A) Giraffe B) Camal
C) Ostrich D) None
 
Answer & Explanation Answer: A) Giraffe

Explanation:
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Filed Under: Longest, Shortest, Deepest

Q:

How many pages of the book X did Robert read on Sunday ?  

I. The book has 300 pages out of which two-third were read by him before Sunday. 

II.Robert read the last 40 pages of the book on the morning of Monday. 

A) If the data in statement I alone are sufficient to answer the question B) If the data in statement II alone are sufficient answer the question
C) If the data either in I or II alone are sufficient to answer the question; D) If the data in both the statements together are needed.
 
Answer & Explanation Answer: D) If the data in both the statements together are needed.

Explanation:

From I and II we find that  200 pages before Sunday

the last 40 pages on Monday. This means that he read (300 - (200 + 40)) = 60 pages on Sunday. 

 

 

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Filed Under: Data Sufficiency

Q:

Four subjects — Physics, Chemistry, Mathematics and Biology were taught in four consecutive periods of one hour each starting from 8.00 a.m. At what time was the Chemistry period scheduled ?  

I. Mathematics period ended at 10.00 a.m. which was preceded by Biology. 

II. Physics was scheduled in the last period. 

III. Mathematics period was immediately followed by Chemistry. 

A) Only I B) Only I or Only II
C) Only II D) I and II together or I and III together
 
Answer & Explanation Answer: D) I and II together or I and III together

Explanation:

From I and II. we conclude that Mathematics period began at 9.00 a.m., Biology period began at 8.00 a.m. and Physics period began at 11 a.m. So. the Chemistry period began at 10.00 a.m. From I and III, we conclude that Mathematics period ended and Chemistry period began at 10.00 a.m.  

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Filed Under: Data Sufficiency

Q:

What could be the bucket size if collision and overlapping occur at same time?

A) 2 B) 0
C) 1 D) 4
 
Answer & Explanation Answer: C) 1

Explanation:

One. If there is only one entry possible in the bucket, when the collision occurs, there is no way to accommodate the colliding value. This results in the overlapping of values

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Filed Under: C++

Q:

In an AVL tree the balancing is to be done when the pivotal value is in range of

A) greater than 1 and less than -1 B) greater than -1 and less than 1
C) greater than 1 D) less than -1
 
Answer & Explanation Answer: A) greater than 1 and less than -1

Explanation:

Difference between the heights of left and Right subtrees in an AVL tree can never be greater than +1

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Filed Under: C++