Database Administration Questions


Q:

Which online security campaign has been launched by Google India to safeguard internet users?

A) #SecurityCheckKiya B) #InternetSafetyKiya
C) #OnlineSecurityKiya D) #SecureInternetKiya
 
Answer & Explanation Answer: A) #SecurityCheckKiya

Explanation:

Google has launched new online security campaign #SecurityCheckKiya in India to promote security awareness among general public. The purpose of the campaign is to protect young and first-time web users from account hijacking, safeguard Android devices from malicious apps and secure all their personal data if they lose their device.

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Q:

'.bak' extension refers to what kind of file?

A) Document B) Movie/Video file
C) Backup file D) Audio file
 
Answer & Explanation Answer: C) Backup file

Explanation:

In computing, ".bak" is a filename extension commonly used to signify a backup copy of a file.

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Q:

What is the primary purpose of most constitutions?

A) to provide a substitute for government B) to define and limit government power
C) to give the government absolute power D) to define a moral code for people to follow
 
Answer & Explanation Answer: B) to define and limit government power

Explanation:

There are many reasons why a constitution is needed. One of the primary purposes is to define and limit power of the government.

It gives the structures for the functioning of the country such as courts and parliament and limits the power.

e.g. to imprison without trial for the government.

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Q:

A subset of the database which contain virtual data that is derived from the database files but is not explicitly stored is called

A) Touple B) View
C) Relation D) Key
 
Answer & Explanation Answer: B) View

Explanation:

A view may be a subset of the database or it may contain virtual data that is derived from the database files but is not explicitly stored .

 

 

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Filed Under: Database
Job Role: Database Administration

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Q:

At what temperature (in Fahrenheit) pure water freezes?

A) 0 B) 17
C) 32 D) 39
 
Answer & Explanation Answer: C) 32

Explanation:

32oFWe know that T(°F) = T(°C) × 1.8 + 3232(°F) = 0(°C)

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank PO , Database Administration , IT Trainer

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Q:

How many times can you subtract 5 from 25?

Answer

Technically or logically it is possible only once. As if you subtract 5 from 25 at first te result will be 20. Now, you can't subtract 5 from 25 since the left number is 20.


 


But if you go mathematically, it can be done infinite times and only 5 times without going into the negatives.

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Q:

How fast do satellites orbit the earth?

A) 28,000 kmph B) 26,000 kmph
C) 17,500 kmph D) 22,500 kmph
 
Answer & Explanation Answer: A) 28,000 kmph

Explanation:

Satellites orbit the earth at a speed of 28,000 kmph.

Satellites that are further away actually travel slower. The International Space Station has a Low Earth Orbit, about 400 kilometers (250 miles) above the earth's surface. Objects orbiting at that altitude travel about 28,000 kilometers per hour (17,500 miles per hour).

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Q:

A Transparent DBMS

A) Keep its logical structure hidden from users B) Can access control
C) Keeps its physical structure hidden from users D) Can not hide sensitive information from users
 
Answer & Explanation Answer: C) Keeps its physical structure hidden from users

Explanation:

DBMS :: Database Managemet System.

A DBMS which keeps its physical structure hidden from the user is known as a transparent DBMS.

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