Questions

Q:

When a piece of pure silicon is doped with aluminium, then

A) the conductivity of the doped silicon piece will remain the same B) the doped silicon piece will become n-type
C) the doped silicon piece will become p-type D) the resistivity of the doped silicon piece will increase
 
Answer & Explanation Answer: C) the doped silicon piece will become p-type

Explanation:

p type of semiconductor is obtained when Silicon is doped with a trivalent impurity like Aluminium. Aluminium is a p-type dopant, which means that when a semiconductor i.e. silicon is doped with aluminium, it creates a hole (positively charged carrier) by accepting an electron from the silicon atom. Electrical conductivity of semiconductors increasesand resistivity remains the same

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Filed Under: Physics
Exam Prep: Bank Exams

3 2927
Q:

Which traditional Asian performing art derives its name from the Japanese words for 'singing', 'dancing' and 'acting'?

Answer

Kabuki

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Subject: Indian Culture

33 2927
Q:

What movement tried to end racial discrimination?

A) The Negro movement B) The Chipko movement
C) The Civil Rights movement D) The Feminist movement
 
Answer & Explanation Answer: C) The Civil Rights movement

Explanation:

The Civil Rights Movement :

 

The Civil Rights Movement in the United States was a struggle by black Americans to gain full citizenship rights and achieve racial equality.

Individuals and organizations challenged discrimination with a variety of activities, including protest marches, boycotts, and refusal to abide by segregation laws.

Many believe that the movement began with the bus boycott in Montgomery, Alabama, in 1955 and ended with the Voting Rights Act of 1965.

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

0 2926
Q:

Estate Duty was introducded in ________

Answer

Estate Duty which was introduced in 1953, was withdrawn from March 1, 1985.

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Q:

Which of the following tools can be used to identify inefficient SQL statements without executing them?

A) QMF B) Task Center
C) Visual Explain D) Development Center
 
Answer & Explanation Answer: C) Visual Explain

Explanation:
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Filed Under: IBM Certification

1 2925
Q:

Which among the following is the disadvantage of circular list?

A) An info field that contains the information stored in the node B) Can’t traverse the list backward
C) A pointer to the node is given we cannot delete the node D) Both 2 and 3
 
Answer & Explanation Answer: D) Both 2 and 3

Explanation:

Both 2 and 3 are clearly the diadvantages of circular list

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Filed Under: Database
Job Role: Database Administration

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Q:

Name venue of the closing cermony of the commonwealth Games 2010

A) Jawaharlal Nehru Stadium B) Indira Gandhi sports complex
C) Siri Fort Sports Complex D) Thyagaraj Sports complex
 
Answer & Explanation Answer: A) Jawaharlal Nehru Stadium

Explanation:
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Filed Under: Sports

2 2925
Q:

Where can an advertiser change the location targeting of an ad?

Answer

Location targeting is set at the campaign level.

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