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Semaphores Questions And Answers

Here you can find Semaphores Questions and Answers.

Why Semaphores Questions and Answers Required?

In this Semaphores Questions and Answers section you can learn and practice Semaphores Questions and Answers to improve your skills in order to face technical inerview conducted by organisations. By Practicing these interview questions, you can easily crack any Exams interview.

Where can I get Semaphores Questions and Answers?

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How to solve these Semaphores Questions and Answers?

You no need to worry, we have given lots of Semaphores Questions and Answers and also we have provided lots of FAQ's to quickly answer the questions in the Competitive Exams interview.

Semaphores Questions and Answers

1. An un-interruptible unit is known as :

Semaphores Questions and Answers

2. The TestAndSet instruction is executed :

Semaphores Questions and Answers

3. Semaphore is a/an _______ to solve the critical section problem.

Semaphores Questions and Answers

4. Spinlocks are :

Semaphores Questions and Answers

5. The main disadvantage of spinlocks is that :

Semaphores Questions and Answers

6. The wait operation of the semaphore basically works on the basic _______ system call.

Semaphores Questions and Answers

7. If the semaphore value is negative :

Semaphores Questions and Answers

8. The code that changes the value of the semaphore is :

Semaphores Questions and Answers

9. What will happen if a non-recursive mutex is locked more than once ?

Semaphores Questions and Answers

10. A semaphore :

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Semaphores - Operating System Questions and Answers

This is the questions and answers section on "Operating Systems Semaphores" with explanation for various interview, competitive examination and entrance test. Solved examples with detailed answer description, explanation are given and it would be easy to understand. Are you ready to participate in the Operating Systems Semaphores Online Test? Then check out this article and find the Operating Systems Semaphores Quiz. All the aspirants can join in the Operating Systems Semaphores Mock Test and can learn the Operating Systems Semaphores Multiple Choice Questions and Answers for free of cost. We have arranged the Operating Systems Semaphores Questions which are useful to crack the interviews and organized in the below Operating Systems Semaphores Online Practice Test. So, all the hopefuls can check the below portions of this page and learn the Operating Systems Semaphores Questions and Answers along with the explanations. Contenders need not provide any sign-in information to take part in the Operating Systems Semaphores Objective Questions Quiz.



Operating Systems Semaphores Questions - Operating Systems Semaphores Quiz Details

Online Test Name Operating Systems Semaphores
Exam Type Multiple Choice Questions
Category Computer Science Engineering Quiz
Number of Questions 14


Semaphore merely is referred to a variable. This variable is used to solve the critical section problem and to achieve the process synchronization in the multiprocessing environment. The two most common kinds of semaphores used in os are counting semaphores and binary semaphores. By knowing all the fundamentals of the Semaphores, the contenders can quickly answer the Operating Systems Semaphores Questions in interviews. Therefore, the competitors need to check the questions which are provided in the below Operating Systems Semaphores Online Test.



Operating Systems Semaphores Multiple Choice Questions

With the help of the below-provided Operating Systems Semaphores Quiz, the contenders can find the various types of questions along with the answers. Without any time waste, the aspirants need to take part in the online test to learn all the Operating Systems Semaphores Question and Answers. So, scroll down the page and refer to the Operating Systems Semaphores Online Test and prepare for the interviews based on the OS. The arranged Operating Systems Semaphores Questions are repeated in the previous examinations papers and the interviews.

Operating Systems Semaphores MCQ Quiz Answers with Solutions

Are you planning to crack the interviews based on the os section? Then practice all the Operating Systems Semaphores Questions without fail with the help of this post. For all the questions, the contenders can find the answers along with the explanations. Click on the View Answer tab to know the right option for the question. In addition to this, we will update all the subjects questions online tests on our homepage. Thus, the competitors can visit allindiaexams.in and participate in the quizzes.

1. An un-interruptible unit is known as :
  • A. single
  • B. atomic
  • C. static
  • D. None of these
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Answer & Explanation

Answer: Option B

Explanation:

None.

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2. The TestAndSet instruction is executed :
  • A. after a particular process
  • B. periodically
  • C. atomically
  • D. None of these
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Answer & Explanation

Answer: Option C

Explanation:

None.

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3. Semaphore is a/an _______ to solve the critical section problem.
  • A. hardware for a system
  • B. special program for a system
  • C. integer variable
  • D. None of these
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Answer & Explanation

Answer: Option C

Explanation:

None.

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4. Spinlocks are :
  • A. CPU cycles wasting locks over critical sections of programs
  • B. locks that avoid time wastage in context switches
  • C. locks that work better on multiprocessor systems
  • D. All of these
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Answer & Explanation

Answer: Option D

Explanation:

None.

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5. The main disadvantage of spinlocks is that :
  • A. they are not sufficient for many process
  • B. they require busy waiting
  • C. they are unreliable sometimes
  • D. they are too complex for programmers
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Answer & Explanation

Answer: Option B

Explanation:

None.

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