Questions

Q:

 A supertype/subtype hierarchy has which of the following features?

A) Subtypes at the lower lever in the hierarchy inherit attributes only from their immediate supertype. B) Subtypes at the higher lever in the hierarchy inherit attributes only from their immediate subtype.
C) Attributes are assigned at the highest logical level. D) Attributes are assigned at the lowest logical level.
 
Answer & Explanation Answer: C) Attributes are assigned at the highest logical level.

Explanation:
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0 4966
Q:

ICRA Refers to 

A) Indian Credit Rating Agency B) Investment Creation Rationing Authority
C) Investment Credit Rating Agency D) Indian Cricket Renaissance Association
 
Answer & Explanation Answer: C) Investment Credit Rating Agency

Explanation:
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Q:

Panchatantra has been written by

A) Kalidas B) Surdas
C) Vishakhadatta D) Vishnu Sharma
 
Answer & Explanation Answer: D) Vishnu Sharma

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2 4960
Q:

What are the particles emitted by radio active element after 3 consequtive disintegrations?

A) 2 alpha 1 beta B) 1 alpha 1 beta
C) 2 beta 1 alpha D) 2 beta 2 alpha
 
Answer & Explanation Answer: C) 2 beta 1 alpha

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Q:

 A composite attribute is which of the following?

A) An attribute that can be broken into components B) An attribute that cannot be broken into components
C) Multiple attributes D) An identifier
 
Answer & Explanation Answer: A) An attribute that can be broken into components

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Q:

Which of the following is the lightest metal?

A) Lithium B) Silver
C) Mercury D) Lead
 
Answer & Explanation Answer: A) Lithium

Explanation:

Lithium is the lightest of all the metals due to its low atomic number among metals. It is the lightest solid element.

 

Which_of_the_following_is_the_lightest_metal1552386560.jpg image 

 

Properties ::

 

* It is a soft silvery-white alkali metal.

* Lithium is highly reactive and flammable and is stored in mineral oil.

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Filed Under: Chemistry
Exam Prep: GATE , CAT , Bank Exams , AIEEE
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0 4958
Q:

Which of the following nations in India sub-continent generates about 5000 mw electricity the excesss of which would be imported by india?

A) Nepal B) Bhutan
C) Bangladesh D) Myanmar
 
Answer & Explanation Answer: B) Bhutan

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Exam Prep: Bank Exams
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Q:

 To drop a column that is used as a foreign key, first:

A) drop the primary key. B) drop the table containing the foreign key..
C) drop the foreign key constraint. D) All of the above must be done.
 
Answer & Explanation Answer: C) drop the foreign key constraint.

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