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Q:

Explain how garbage collection deals with circular references?

Answer

The .Net runtime knows about all the references between the objects. It can identify all the circular references that are reachable from the root and hence finalize them to free them all at once if and when needed.

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Subject: .NET

Q:

How is B related to A ?

I. A is B's sister.

II. is the father of A and B.

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: D) If the data even in both the statements together are not sufficient to answer the question

Explanation:

From statements I and II together, we can conclude only that either B is the sister or brother of A.

So, even from both the statements, the exact relation cannot be known.

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Filed Under: Data Sufficiency

Q:

In a certain code language, '297' means 'tie clip button'. Which number means 'button' ?

I. In that language '926' means 'clip your tie'.

II. In that language '175' means 'hole and button'.

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:

Comparing the information in the question with statement 1. we find that '2' and '9' are the codes for 'tie' and 'dip'. So, '7' represents 'button'.

Thus, I alone iS sufficient.

Again, comparing the information in the question with II, WO find that the common code number '7' stands for the common word 'button'.

Thus, II alone also is sufficient.

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Filed Under: Data Sufficiency

Q:

How many visitors saw the exhibition yesterday ?

I. Each entry pass holder can take up to three persons with him/her.

II. In all, 243 passes were sold yesterday

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: D) If the data even in both the statements together are not sufficient to answer the question

Explanation:

From the two statements, we find that maximum (243 x 3) i.e, 729 visitors saw the exhibition, But the exact number cannot be determined

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Filed Under: Data Sufficiency

Q:

In the UN how many territories were placed under the trusteeship system

A) 11	B) 12
C) 13	D) 14

Answer & Explanation Answer: A) 11

Explanation:

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Filed Under: World Organisations

Q:

At what time did Sonali leave her home for office?

I. Sonali received a phone call at 9:15 a.m. at her home.

II. Sonali's car reached office at 10:15 a.m. 45 minutes after she left her residence.

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: B) If the data in statement II alone are sufficient answer the question

Explanation:

From statement II, we conclude that Sonali left her home 45 minutes before 10.15 a.m. i.e, 9.30 a.m.

Thus, only Ills needed

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Filed Under: Data Sufficiency

Q:

How many new year's greeting cards were sold this year in your shop ?

I. Last year 2935 cards were sold.

II. The number of cards sold this year was 1.2 times that of last year

A) If the data in statement I alone are sufficient to answer the question i	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 both the given statements, we find that the number of cards sold this year (2935 x 1.2) = 3522.

S0. both I and II together are required.

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Filed Under: Data Sufficiency

Q:

How is B related to A ?

I. A is B's sister.

II. is the father of A and B.

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: D) If the data even in both the statements together are not sufficient to answer the question

Explanation:

From statements I and II together, we can conclude only that either B is the sister or brother of A.

So, even from both the statements, the exact relation cannot be known.

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Filed Under: Data Sufficiency

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