Q:

Why crystal is a preferred clock source?

Answer

Because of high stability, large Q (Quality Factor) & the frequency that doesn't drift with aging. Crystal is used as a clock source most of the times.

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Subject: Hardware

0 5241

Q:

Uncontrolled railroad crossing warning signs include

A) gates	B) red lights
C) warning signs	D) None of the above

Answer & Explanation Answer: D) None of the above

Explanation:

Controlled railroad crossing includes warning signs, red lights and railway gates, whereas absence of all of these warning signs like red lights and gates includes uncontrolled railroad crossings.

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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk

1 5237

Q:

When is the commonwealth day observed by its member countries

A) Jan 25	B) may 24
C) octo 24	D) Nov 14

Answer & Explanation Answer: B) may 24

Explanation:

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Filed Under: World Organisations

8 5235

Q:

What is the rank of Bihar in view of population in India

A) 4th	B) 3rd
C) 5th	D) 11th

Answer & Explanation Answer: B) 3rd

Explanation:

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Filed Under: Indian Economy

3 5233

Q:

Ozonolysis of an organic compound gives formaldehyde as one of the products. This confirms the presence of :

A) An acetylenic triple bond	B) Two ethylenic double bonds
C) A vinyl group	D) An isopropyl group

Answer & Explanation Answer: C) A vinyl group

Explanation:

$C =} C H_{2} \overset{O z o n o l y s i s}{\to} H C H O$

Vinylic group.

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Filed Under: Chemistry
Exam Prep: AIEEE

3 5233

Q:

That which cannot be heard

A) Audible	B) Edible
C) Disedible	D) Inaudible

Answer & Explanation Answer: D) Inaudible

Explanation:

One word substitute for "That which cannot be heard" is Inaudible.

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

3 5232

Q:

If a table has been normalized so that all determinants are candidate keys, then that table is in:

A) 1NF	B) 2NF
C) 3NF	D) BCNF

Answer & Explanation Answer: D) BCNF

Explanation:

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Filed Under: Database

2 5227

Q:

'Minamata' disease was caused by ?

A) Lead	B) Mercury
C) Cadmium	D) Zinc

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