Q:

What is pre-emptive and non-preemptive scheduling?

Answer

Preemptive scheduling: The preemptive scheduling is prioritized. The highest priority process should always be the process that is currently utilized.

Non-Preemptive scheduling: When a process enters the state of running, the state of that process is not deleted from the scheduler until it finishes its service time.

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Subject: Operating Systems

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Q:

A boy is swinging a ball attached to a string in a horizontal circle.If the string snaps

A) the ball will travel towards the center of the circle and fall down	B) it will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down
C) it will fall down at the same place where the string breaks	D) none of these

Answer & Explanation Answer: B) it will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down

Explanation:

The centripetal force having been removed the body cannot execute the curved path. (B) is Correct.

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Filed Under: Physics

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Q:

"Indo - ________" joint army exercise 'Prabal Dostyk 2017' has started in Himachal Pradesh.

A) Kazakhstan	B) Japan
C) Sri Lanka	D) Nepal

Answer & Explanation Answer: A) Kazakhstan

Explanation:

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

14 3320

Q:

What color is Lobster blood?

A) Blue	B) White
C) Red	D) Colourless

Answer & Explanation Answer: A) Blue

Explanation:

Lobsters, like snails and spiders, have blue blood due to the presence of hemocyanin, which contains copper. In contrast, vertebrates and many other animals have red blood from iron-rich hemoglobin.

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

2 3319

Q:

Which day is observed as Rashtriya Ekta Diwas every year in India?

A) 31st July	B) 31st March
C) 31st January	D) 31st October

Answer & Explanation Answer: D) 31st October

Explanation:

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Filed Under: Important Days and Years
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

Is Windows NT a full blown object oriented operating system? Give reasons.

Answer

No Windows NT is not so, because its not implemented in object oriented language and the data structures reside within one executive component and are not represented as objects and it does not support object oriented capabilities.

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Q:

What was the northwestern border of the Mughal Empire during the reign of Akbar?

A) Punjab	B) Hindukush
C) Kabul	D) Sindh

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