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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Filed Under: Database

0 4908

Q:

Who said that " Man is a political animal" ?

A) Aristotle	B) Karl Marx
C) Lenin	D) Plato

Answer & Explanation Answer: A) Aristotle

Explanation:

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Filed Under: World History

10 4905

Q:

In which Ocean is the Christmas Island located?

A) Pacific Ocean	B) Indian Ocean
C) Arctic Ocean	D) Antarctic Ocean

Answer & Explanation Answer: B) Indian Ocean

Explanation:

It is located in Indian Ocean

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Filed Under: World Geography

3 4905

Q:

Who is known as Indian Bismarck

A) Nehru	B) Rajaji
C) Patel	D) Kamraj

Answer & Explanation Answer: C) Patel

Explanation:

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Filed Under: Famous Personalities

3 4903

Q:

The Cholas were the only known rulers in the history of india to have undertaken successful overseas naval expeditions. Who of the following Chola rulers successfully invaded Laccadives, Maldives, Sri Lanka and Sumatra?

A) Parantaka - I	B) Rajaraja - I
C) Rajendra - I	D) Both (b) and (c)

Answer & Explanation Answer: C) Rajendra - I

Explanation:

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Filed Under: Indian History

3 4900

Q:

Where would you find Oraon, Munda, Santhal, Gonds and Asurs?

A) Chhattishgarh	B) Andhra Pradesh
C) Maharashtra	D) Jharkhand

Answer & Explanation Answer: D) Jharkhand

Explanation:

These tribes are also found in West Bengal.

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Filed Under: Indian Geography

12 4899

Q:

Which of the following is not an aerosol?

A) mud	B) dust
C) smoke	D) fog

Answer & Explanation Answer: A) mud

Explanation:

Among the given options, mud is not an aerosol.

An aerosol is a suspension of fine solid particles or liquid droplets, in the air or another gas. Aerosols can be natural or anthropogenic. Examples of natural aerosols are fog, dust, forest exudates and geyser steam. Examples of anthropogenic aerosols are haze, particulate air pollutants, and smoke.

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Filed Under: Physics
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5 4894

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.

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