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
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Question 2 of 30
Q-2.The primary distinction between the short term scheduler and the long term scheduler is :
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Question 3 of 30
Q-3.Bringing a page into memory only when it is needed,this mechanism is called
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Question 4 of 30
Q-4.What do you mean by Memory Compaction?
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Question 5 of 30
Q-5.Multiprogramming systems:
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Question 6 of 30
Q-6.If a process fails, most operating system write the error information to a
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Question 7 of 30
Q-7.If a process is executing in its critical section, then no other processes can be executing in
their critical section. This condition is called
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Question 8 of 30
Q-8.Copying a process from memory to disk to allow space for other processes
is Called
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Question 9 of 30
Q-9.To access the services of operating system, the interface is provided by the
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Question 10 of 30
Q-10.Memory management technique in which system stores and retrieves data from secondary
storage for use in main memory is called
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Question 11 of 30
Q-11.Virtual memory typically
located on
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Question 12 of 30
Q-12.Swap space exists in
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Question 13 of 30
Q-13.Which of the following state transitions is not possible ?
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Question 14 of 30
Q-14.Several processes access and manipulate the same data concurrently and the outcome of the
execution depends on the particular order in which the access takes place, is called a(n) ____.
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Question 15 of 30
Q-15.Mapping of file is managed by
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Question 16 of 30
Q-16.Process synchronization can be done on
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Question 17 of 30
Q-17._____ 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 18 of 30
Q-18.What are the two types of
Semaphore?
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Question 19 of 30
Q-19.The address of the next instruction to be executed by the current process is provided by the
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Question 20 of 30
Q-20.What is interprocess communication?
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Question 21 of 30
Q-21.______ is a unique tag, usually a number, identifies the file within the file system.
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Question 22 of 30
Q-22.The systems which allows only one process execution at a time, are called
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Question 23 of 30
Q-23.What is a medium-term scheduler ?
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Question 24 of 30
Q-24.If one or more devices use a common set of wires to communicate with the computer system,the connection is called ______.
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Question 25 of 30
Q-25.Program always deals with
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Question 26 of 30
Q-26.In which type of the following OS, the response time is very crucial.
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Question 27 of 30
Q-27.What is contained in the
page table?
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Question 28 of 30
Q-28.A ________ is a collection of electronics that can operate a port, a bus, or a device.
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Question 29 of 30
Q-29.For effective operating system, when to check for deadlock?
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Question 30 of 30
Q-30.What is the method of handling deadlocks?
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