Questions

Q:

Which determines the frequency of a sound wave?

A) Amplitude B) Speed
C) Source D) Medium
 
Answer & Explanation Answer: A) Amplitude

Explanation:

The frequency of a sound wave is determined by the amplitude of the wave. As amplitude of the wave is high the frequency of the wave will also be high.

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Q:

What is the unit of the physical quantity "Stress"?

A) newton second B) steradian
C) pascal D) joule
 
Answer & Explanation Answer: C) pascal

Explanation:
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Q:

National Human Rights Commission was formed in the year ?

A) 1992 B) 1993
C) 1994 D) 1991
 
Answer & Explanation Answer: B) 1993

Explanation:

National Human Rights Commission was formed on 12th October 1993.

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Q:

Which ocean takes up about half of the surface of the earth?

A) Southern B) Pacific
C) Atlantic D) Indian
 
Answer & Explanation Answer: B) Pacific

Explanation:

The Pacific Ocean is the largest and deepest of Earth's oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean in the south. We know that, Earth is made up of 70% of water and 30% of land. Pacific Ocean covers 1/3rd of the water on the Planet Earth.

Which_ocean_takes_up_about_half_of_the_surface_of_the_earth1560167440.jpg image

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Q:

What are the different job scheduling in operating systems?

Answer

Scheduling is the activity of the deciding when process will receive the resources they request.


FCS ---> FCSFS stands for First Come First Served. In FCFS the job that has been waiting the longest is served next.


Round Robin Scheduling--->Round Robin scheduling is a scheduling method where each process gets a small quantity of time to run and then it is preempted and the next process gets to run. This is called time-sharing and gives the effect of all the processes running at the same time


Shortest Job First ---> The Shortest job First scheduling algorithm is a nonpreemptive scheduling algorithm that chooses the job that will execute the shortest amount of time.


Priority Scheduling--->Priority scheduling is a scheduling method where at all times the highest priority process is assigned the resource.

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Q:

Which of the following is UN special agency and not programme

A) UNDP B) UNIFEM
C) IBRD D) UNFPA
 
Answer & Explanation Answer: A) UNDP

Explanation:
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Q:

What is the currency of Japan?

A) yen B) dirham
C) yuan D) None of the above
 
Answer & Explanation Answer: A) yen

Explanation:

The currency of Japan is Japanese yen.

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Q:

Who is the author of the book ' The Last Word'

Answer

Hanif Qureishi

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