Questions

Q:

Explain Data Definition Language

Answer

Data Definition Language (DDL):- are the SQL statements that define the database structure.


Example:



  1.  CREATE

  2.  ALTER

  3.  DROP

  4.  TRUNCATE

  5.  COMMENT

  6.  RENAME

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Q:

Your ad includes the phrase, "Your friend has a crush on you. See who!" and it gets disapproved. Why?

Answer

AdWords policy does not allow ads to simulate email inbox notifications or fake friend/crush requests.

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Q:

A trial balance is prepared to

A) measure credits B) measure debits
C) measure credits = debits are not D) None of the above
 
Answer & Explanation Answer: C) measure credits = debits are not

Explanation:
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Q:

Which of the following is not soluble in water?

A) sodium chloride B) potassium sulfate
C) copper(II) hydroxide D) silver nitrate
 
Answer & Explanation Answer: B) potassium sulfate

Explanation:

We know that,

All nitrates are soluble in water.

All chlorides are soluble in water with the exception of those formed with silver , lead , mercury ions as all halides are soluble.

Sulphates are soluble in water.

Hydroxides are not soluble in water.

 

Hence, copper(II) hydroxide is not soluble in water.

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Q:

What is the percentage of oxygen in Al2(SO4)3?

A) 57.7% B) 56.1%
C) 53.1% D) 52.6%
 
Answer & Explanation Answer: B) 56.1%

Explanation:
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Q:

Which of the following river flows in hyderabad ?

A) Krishna B) Godavari
C) Kaveri D) Musi
 
Answer & Explanation Answer: D) Musi

Explanation:

Musi River or Musinuru is a tributary of the Krishna River in the Deccan Plateau flowing through Telangana state in India. Hyderabad stands on the banks of Musi river, Which divides the historic old city and the new city.

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Q:

First woman governor of Tamilnadu?

A) Maharaja Sir Krishna Kumarasinhji Bhavsinhji B) Bhishnuram Medhi
C) Banwarilal Purohit D) Fathima Beevi
 
Answer & Explanation Answer: D) Fathima Beevi

Explanation:
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Q:

Valve between the left ventricle and Aorta?

A) Pulmonic valve B) Tricuspid valve
C) Aortic valve D) Mitral valve
 
Answer & Explanation Answer: C) Aortic valve

Explanation:

The Aortic valve - located between the left ventricle and the aorta

The Mitral valve - located between the left atrium and left ventricle

The Tricuspid valve - located between the right atrium and the right ventricle (and) 

The Pulmonary (pulmonic) valve - located between the right ventricle and the pulmonary artery.

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