Questions

Q:

Differentiate between RAM & ROM?

Answer

RAM: Read / Write memory, High Speed, Volatile Memory.


ROM: Read only memory, low speed, non volite memory.

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Subject: Hardware

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Q:

what is the source of energy for the water cycle?

A) Rain water B) Sun
C) Clouds D) Animals
 
Answer & Explanation Answer: B) Sun

Explanation:

The water cycle is a term for the movement of water between the Earth's surface, the sky and underground. Water evaporates due to heat from the sun. Hence, the water cycle is driven primarily by the energy from the sun.

watercycle1531808968.gif image

This solar energy drives the cycle by evaporating water from the oceans, lakes, rivers, and even the soil. Other water moves from plants to the atmosphere through the process of transpiration.

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

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Q:

When is a door not a door?

Answer

A door is not a door when it is a jar.


 


When_is_a_door_not_a_door1585541856.jpg image

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Subject: Logic Puzzles Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

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Q:

The world's largest delta system is the _________

A) The Nile, Egypt B) Ganges-Brahmaputra, India/ Bangladesh
C) The Mississippi, USA D) The Amazon , Brazil
 
Answer & Explanation Answer: B) Ganges-Brahmaputra, India/ Bangladesh

Explanation:

The Ganges, Brahmaputra delta covers an area of about 75000 sq km.

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Filed Under: World Geography

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Q:

Data integrity constraints are used to

A) Ensure that duplicate records are not entered into the table B) Prevent users from changing the values stored in the table
C) Control who is allowed access to the data D) Improve the quality of data entered for a specific property like table column
 
Answer & Explanation Answer: D) Improve the quality of data entered for a specific property like table column

Explanation:

Integrity constraints are used to ensure accuracy and consistency of data in a relational database. Data integrity is handled in a relational database through the concept of referential integrity. Many types of integrity constraints play a role in referential integrity (RI).

 

Hence, Data integrity constraints are used to Improve the quality of data entered for a specific property i.e, table column.

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Q:

Which of the following is not an enzyme?

A) Oxytocin B) Trypsin
C) Pepsin D) Ptyalin
 
Answer & Explanation Answer: A) Oxytocin

Explanation:

Oxytocin is a mamallian hormone and also acts as neuro transmitter in the brain.

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

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Q:

What is RAID?

Answer

A method for providing fault tolerance by using multiple hard disk drives

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Subject: Networking
Job Role: Network Engineer

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Q:

What is the difference between routable and non- routable protocols?

Answer

Routable protocols can work with a router and can be used to build large networks. Non-Routable protocols are designed to work on small, local networks and cannot be used with a router

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Subject: Networking
Job Role: Database Administration

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