Q:

_______ optical data storage is a technology where data is stored in multiple layers in the optical disc.

A) 3D	B) 30D
C) 300D	D) 3000D

Answer & Explanation Answer: A) 3D

Explanation:

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Filed Under: Physics
Exam Prep: Bank Exams

3 2138

Q:

What is mutex?

Answer

Mutex is a program object that allows multiple program threads to share the same resource, such as file access, but not simultaneously. When a program is started a mutex is created woth a unique name. After this stage, any thread that needs the resource must lock the mutex from other threads while it is using the resource. the mutex is set to unlock when the data is no longer needed or the routine is finished.

Workspace

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Subject: Operating Systems

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Q:

How many Regional Commissions are established by the UN Economic and Social Council

A) 2	B) 3
C) 5	D) 1

Answer & Explanation Answer: C) 5

Explanation:

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Filed Under: World Organisations

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Q:

$∆ PQR$ is right angled at Q. If cosecP = 17/15, then what is the value of sinR ?

A) 15/17	B) 11/17
C) 8/17	D) 13/17

Answer & Explanation Answer: C) 8/17

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

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Q:

Improve the bracketed part of the sentence. Human beings are social animals, (who are living in communities), regulated by social norms and laws.

A) living in communities	B) living amongst a community
C) living in midst of communities	D) no improvement

Answer & Explanation Answer: A) living in communities

Explanation:

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

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Q:

Look at the underlined part of each sentence. Below each sentence are given three possible substitutions for the underlined part. If one of them (a), (b) or (c) is better than the underlined part, indicate your response on the Answer Sheet against the corresponding letter. If none of the substitutions imporves the sentence, indicate (d) as your response on the Answer Sheet.

By 8.00 in the morning he wrote four letters to his friends.

A) had written	B) had been writing
C) was writing	D) No improvement

Answer & Explanation Answer: A) had written

Explanation:

As the task was completed by 8 am the sentence is in past perfect tense, ‘had written’ will be the correct use.

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Filed Under: English
Exam Prep: Bank Exams

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Q:

Look at the underlined part of each sentence. Below each sentence are given three possible substitutions for the underlined part. If one of them (a), (b) or (c) is better than the underlined part, indicate your response on the Answer Sheet against the corresponding letter. If none of the substitutions imporves the sentence, indicate (d) as your response on the Answer Sheet.

This telephone number is not existing.

A) does not exist	B) has not been existing
C) has had no existence	D) No improvement

Answer & Explanation Answer: A) does not exist

Explanation:

Use of ‘is’ is incorrect, the correct usage should be ‘does not exist’.

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Filed Under: English
Exam Prep: Bank Exams

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Q:

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

The introduction of

A-had ruled from the time man learned to cook food

B-meant the end of firewood, which

C-the kerosene stove also

A) CAB	B) BCA
C) CBA	D) BAC

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