Questions

Q:

What is Tri-state logic?

Answer

Three Logic Levels are used and they are High, Low, HIgh impedance state. The high and low are normal logic levels & high impedance state is electrical open circuit conditions. Tri-state logic has a third line called enable line.

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Subject: Hardware

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Q:

How many Indian sites have been mentioned in the report ‘Not For Sale’ by the World Wide Fund for Nature ?

A) 5 B) 7
C) 6 D) 8
 
Answer & Explanation Answer: B) 7

Explanation:

The sites in India named include Nanda Devi and Valley of Flowers National Park, Kaziranga National Park, Manas Wildlife Sanctuary, Keoladeo National Park, Western Ghats, Great Himalayan National Park Conservation Area and Khangchendzonga National Park.

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Filed Under: Famous Places
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

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Q:

Mother Teresa was awarded the Nobel Peace Prize in

A) 1976 B) 1979
C) 1969 D) 1971
 
Answer & Explanation Answer: B) 1979

Explanation:
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Filed Under: Honours and Awards

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Q:

Iron rusting, chemical or physical change

A) Chemical B) Physical
C) Both A & B D) None of the above
 
Answer & Explanation Answer: A) Chemical

Explanation:

In rusting the Iron ore make a chemical reaction with the oxygen in the presence of water and environmental or atmospheric moisture to produce an Iron oxide. Iron oxide is otherwise called as rust.


The rusting of iron is a chemical change because it is two substances reacting together to make a new substance.

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

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Q:

Which statement is one component of the cell theory?

A) DNA is the basis of genetic transfer B) All living cells arise from pre-existing cells
C) All cells are composed of same organelles D) Tissues are formed from combinations of cells
 
Answer & Explanation Answer: B) All living cells arise from pre-existing cells

Explanation:

All living cells arise from pre-existing cells is one component of the cell theory.

 

The Cell Theory is one of the basic principles of biology.

 

The Cell Theory states:

1. All living organisms are composed of cells. They may be unicellular or multicellular.

2. The cell is the basic unit of life.

3. Cells arise from pre-existing cells.

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

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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

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Q:

Who is the 45th President of United States ?

A) Hillary Clinton B) Barack Obama
C) George W. Bush D) Donald Trump
 
Answer & Explanation Answer: D) Donald Trump

Explanation:

Donald John Trump (born June 14, 1946) is an American businessman, television personality, politician, and the 45th President of the United States.

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Filed Under: Famous Personalities
Exam Prep: Bank Exams , CAT , GATE , GRE
Job Role: Bank Clerk , Bank PO

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Q:

Among the following, which one has the largest number of neighboring countries sharing the land border?

A) Sudan B) Brazil
C) China D) Zaire
 
Answer & Explanation Answer: C) China

Explanation:
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Filed Under: World Geography

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