With each visit of this Operating System online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 30 Time Limit 20 Minutes Points 1 Point for each Question
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Question 1 of 30
Q-1.Which one of the following error will be handle by the operating system?
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Question 2 of 30
Q-2.What are the requirements for the solution to critical section problem?
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Question 3 of 30
Q-3.______ is a unique tag, usually a number, identifies the file within the file system.
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Question 4 of 30
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Question 5 of 30
Q-5.Which of the following is the system tool?
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Question 6 of 30
Q-6.An I/O port typically consists of four registers status, control, ________ and ________registers.
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Question 7 of 30
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Question 8 of 30
Q-8.Suppose that a process is in “Blocked” state waiting for some I/O service. When the service
is completed, it goes to the :
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Question 9 of 30
Q-9.Which system call returns the process identifier of a terminated child?
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Question 10 of 30
Q-10.Process synchronization can be done on
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Question 11 of 30
Q-11.The Banker’s algorithm is used
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Question 12 of 30
Q-12.The primary distinction between the short term scheduler and the long term scheduler is :
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Question 13 of 30
Q-13.CPU fetches the instruction from memory according to the value of
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Question 14 of 30
Q-14.Bringing a page into memory only when it is needed,this mechanism is called
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Question 15 of 30
Q-15.What are the two types of
Semaphore?
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Question 16 of 30
Q-16.By using the specific system call, we can
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Question 17 of 30
Q-17.What is interprocess communication?
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Question 18 of 30
Q-18.What is a short-term scheduler ?
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Question 19 of 30
Q-19.Because of virtual memory, the memory can be shared among
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Question 20 of 30
Q-20.Program always deals with
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Question 21 of 30
Q-21.Poor response time are
usually caused by
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Question 22 of 30
Q-22._____ is the concept in which a process is copied into main memory from the secondary
memory according to the requirement.
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Question 23 of 30
Q-23.What is dispatch latency?
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Question 24 of 30
Q-24.A process stack does not contain
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Question 25 of 30
Q-25.A semaphore is a shared integer variable
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Question 26 of 30
Q-26.What is a medium-term scheduler ?
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Question 27 of 30
Q-27.What is the method of handling deadlocks?
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Question 28 of 30
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Question 29 of 30
Q-29.Mapping of file is managed by
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Question 30 of 30
Q-30.Which of the following state transitions is not possible ?
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