Questions

Q:

A CD-ROM disk  _______

A) cannot be erased and rewritten B) has more storage capacity than a CD-R
C) holds less data than a floppy disk D) Can be written only once
 
Answer & Explanation Answer: A) cannot be erased and rewritten

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

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Q:

A stone floor feels cold to the bare feet but a carpet on the same floor feels warm. This is because 

A) the floor and carpet are at different temperatures B) the stone conveys the heat away from the feet more rapidly than the carpet
C) the carpet is a better conductor of heat than the stone D) the human body maintains a constant temperature
 
Answer & Explanation Answer: B) the stone conveys the heat away from the feet more rapidly than the carpet

Explanation:

Both the floor and the carpet have the same temperature as both are exposed to the same atmosphere. But the former conducts away the heat from the feet better than the carpet as the latter is a non-conductor. So the feet losing more heat, the floor appears cooler to the feet.

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Filed Under: Physics

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Q:

What is MESI?

Answer

The MESI protocol is also known as illinois protocol due to its development the University of illinois at Urbana-Champaign and MESI is a widely used cache coherency and memory coherence protocol.


MESI is the most common which supports write-back cache. its use in personal computers became widespread with the introduction of intel's pentium processor to "support the more efficient write-back cache in addition to the write-through cache previously used by the Intel 486 processor"/

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Subject: Hardware

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Q:

Solve if you are Genius?

27973011_1559273064179792_7533515893130149894_n1519041289.jpg image

A) 36 B) 42
C) 48 D) 54
 
Answer & Explanation Answer: D) 54

Explanation:

Here the given Number Puzzle follows a pattern that, Sum of the numbers on the corners on the two squares is same and is equal to 54.

i.e,

13 + 15 + 14 + 12 = 54 

and

8 + 22 + 9 + 15 = 54

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Q:

Smallest of all the continents?

A) Asia B) Australia
C) Africa D) America
 
Answer & Explanation Answer: B) Australia

Explanation:

Australia is the smallest of all the continents

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Q:

We remember Charles Babbage (1792-1871) for what ?

A) Computers B) Radio-Telegraphy
C) Steam Boating D) Telescopes
 
Answer & Explanation Answer: A) Computers

Explanation:
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Filed Under: Inventions

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Q:

Wireless transmission can be done via

A) Infrared waves B) Radio waves
C) Microwaves D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Wireless transmission can be done via any of the Infrared waves, Radio waves or Microwaves.

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

The Green Revolution in India was the outcome of the efforts of who amongst the following?

A) Dr MS Swaminathan B) Dr C Rangarajan
C) KV Kamath D) Dr Rakesh Mohan
 
Answer & Explanation Answer: A) Dr MS Swaminathan

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams
Job Role: Bank PO

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