Questions

Q:

Why does microprocessor contain ROM chips?

Answer

Microprocessor contain ROM chip beacause it contain instructions to execute data. It contain the monitor program which not only include execution instruction but also interfacing program

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Subject: Hardware

1 3701
Q:

Sound travels fastest in

A) Vacuum B) Air
C) Glass D) Water
 
Answer & Explanation Answer: C) Glass

Explanation:

Sound is a mechanical vibration and needs a medium for propagation. The higher the density of the medium, the faster the sound travels. So, sound cannot travel through vacuum.

 

As the sound travels faster in solids than liquids and gases, sound travels faster in the glass than Air and water.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer

3 3700
Q:

Who amongst  the following authors was in 2007 conferred the knighthood by the British government?

A) Salman Rushdie B) V.S. Naipaul
C) Chetan Bhagat D) Khushwant Singh
 
Answer & Explanation Answer: A) Salman Rushdie

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams
Job Role: Bank PO

1 3699
Q:

According to Forbes, Who has become Asia’s richest person in the year 2017?

A) Jeff Bezos B) Hui Ka Yan
C) Mukesh Ambani D) Bill Gates
 
Answer & Explanation Answer: C) Mukesh Ambani

Explanation:

Reliance Industries Chairman Mukesh Ambani overtook China’s Hui Ka Yan to become Asia’s richest person with a total wealth of $42.1 billion. According to Forbes’ real time billionaire’s list, Ambani's personal wealth rose by $466 million in 2017.

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Filed Under: Famous Personalities
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9 3699
Q:

When is genetic drift a major factor in evolution?

A) When there is male competition B) When there is artificial selection
C) When there is no selective pressure D) When there is disruptiveselection
 
Answer & Explanation Answer: C) When there is no selective pressure

Explanation:

Genetic drift or allelic drift is the change in the relative frequency in which a gene variant (allele) occurs in a population due to random sampling and chance.

 

When is genetic drift a major factor in evolution is

* When there is low gene flow.

* When there is no selective pressure.

* When there is a bottleneck.

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Filed Under: Biology
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5 3699
Q:

If a band is played on the moon the sound will 

A) reverberate B) be heard by us faintly
C) be heard upto 10 km from it D) not be heard at any distance at all from it
 
Answer & Explanation Answer: D) not be heard at any distance at all from it

Explanation:

As there is no atmosphere surrounding the moon, the second from any band that is played there cannot travel outwards there is no material medium surrounding if for its propagation.

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Filed Under: Physics

4 3698
Q:

Who among the following was the first President of the Indian Trade Union Congress in 1920?

A) Chittaranjan Das B) Lala Lajpath Roy
C) Dr. Rajendra Prasad D) None
 
Answer & Explanation Answer: B) Lala Lajpath Roy

Explanation:
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Filed Under: Famous Personalities

2 3697
Q:

Where is the 'Pearl Harbour' located ?

A) Atlantic ocean B) Pacific ocean
C) Indian ocean D) Southern ocean
 
Answer & Explanation Answer: B) Pacific ocean

Explanation:

Pearl Harbour is an American Naval base in Hawaii

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Filed Under: World History

9 3697