Q:

What is a binary semaphore?

Answer

A binary semaphore is one, which takes only 0 and 1 as values. They are used to implement mutual exclusion and synchronize concurrent processes.

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Subject: Operating Systems

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Q:

What has wheels and flies, but is not an aircraft?

Answer

A Garbage Truck has wheels to move and flies like insects houseflies, mosquitoes in the garbage it is carrying. Hence, it is not an aircraft.

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Subject: Word Puzzles Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

6 2117

Q:

Who invented Radio?

A) Grahambell	B) Galileo
C) Marconi	D) Edison

Answer & Explanation Answer: C) Marconi

Explanation:

Guglielmo Marconi, an Italian invetor invented Radio in 1890's.

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Filed Under: Inventions
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

In which of the following state its first mega food park was inaugurated?

A) Karnataka	B) Telangana
C) Gujarat	D) Punjab

Answer & Explanation Answer: C) Gujarat

Explanation:

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

Free-floating anxiety refers to anxiety that is

A) unrelated to any realistic, known source	B) related to a specific event
C) related to a realistic source	D) related to a specific object

Answer & Explanation Answer: A) unrelated to any realistic, known source

Explanation:

Free floating anxiety is also known as Generalised Anxiety Disorder in which the individual may be unable to identify specific triggers for the anxiety.

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

Which step happens first in DNA replication?

A) Initiation	B) Elongation
C) Termination	D) None of the above

Answer & Explanation Answer: A) Initiation

Explanation:

In the first step of DNA replication called initiation, the DNA pair gets unwidened.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
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Q:

Select the antonym of
therapeutic

A) ameliorative	B) analeptic
C) salubrious	D) inimical

Answer & Explanation Answer: D) inimical

Explanation:

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Filed Under: English
Exam Prep: Bank Exams , CAT

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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Extremely happy, peaceful, or picturesque

A) Idyllic	B) Abominable
C) Iota	D) Amiss

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