Questions

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"/

Report Error

View answer Workspace Report Error Discuss

Subject: Hardware

21 13507
Q:

A bird which lays only one egg in two years is the

Answer

Albatross

Report Error

View answer Workspace Report Error Discuss

101 13505
Q:

The working of the quartz crystal in the watch is based on the

A) Piezo - electric Effect B) Edison Effect
C) Photoelectric Effect D) Johnson Effect
 
Answer & Explanation Answer: A) Piezo - electric Effect

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics

39 13505
Q:

If a sum of money at simple interest doubles in 6 years, it will become  4 times in

A) 15years B) 16years
C) 17years D) 18years
 
Answer & Explanation Answer: D) 18years

Explanation:

 

 

 

 

 

 

let sum =x . s.i.=x

 

 

 

rate =(100*x)/(x*6)=50/3%

 

 

 

now ,sum =x, s.i= 3x, rate =50/3%

 

 

 

time =(100*3x)/(x*50/3) = 18 years

Report Error

View Answer Report Error Discuss

11 13498
Q:

The base of an electric iron is brightly polished mainly

A) to make it smooth and frictionless B) to make it rust-proof
C) to reduce heat loss by radiation D) to make it more durable
 
Answer & Explanation Answer: C) to reduce heat loss by radiation

Explanation:

Polished surfaces are poor radiators of heat. So loss of heat on that account is reduced and the electric iron remains hotter than otherwise.

Report Error

View Answer Report Error Discuss

Filed Under: Physics

44 13495
Q:

Try the logical puzzle?

logical_puzzle1538026382.jpg image

A) 24 B) 25
C) 13 D) 12
 
Answer & Explanation Answer: C) 13

Explanation:

The man has 12 sons and the 12 sons has each one sister.

=> 12 sons + 1 sister = 13 children.

 

Report Error

View Answer Report Error Discuss

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

49 13483
Q:

Name a common greenhouse gas containing only hydrogen and oxygen?

A) CH4 B) O3
C) H2O D) NO
 
Answer & Explanation Answer: C) H2O

Explanation:

The common greenhouse gas containing only hydrogen and oxygen is H2O, this is water vapor.

The common greenhouse gases are water vapor, carbon dioxide, methane, nitrous oxide, and ozone.

The composition (chemical formula) of those gases are:

Water vapor: H2O
Carbon dioxide: CO2
Methane: CH4
Nitrous oxide: NO
Ozone: O3.

As you see the only one of those that contains only hydrogen and oxygen is H2O, water vapor.

Report Error

View Answer Report Error Discuss

Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , IT Trainer

10 13480
Q:

NASA and ISRO to come together to inspect 'oldest civilisation' site in ____________ .

A) Gujarat B) Rajasthan
C) Haryana D) Telangana
 
Answer & Explanation Answer: C) Haryana

Explanation:

Teams of the National Aeronautics and Space Administration (NASA) of the United States and the Indian Space Research Organisation (ISRO) would inspect the excavation being carried out at an archaeological site in Haryana’s Fatehabad district to verify claims of it being the oldest civilisation in the world. Archaeologists have recovered artefacts pre-dating the Harappan Civilisation from the site, located in village Kunal in Fatehabad district.

Report Error

View Answer Report Error Discuss

Filed Under: General Awareness
Exam Prep: CAT , Bank Exams
Job Role: Bank Clerk

18 13476