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.What are the two types of
Semaphore?
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Question 2 of 30
Q-2.CPU fetches the instruction from memory according to the value of
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Question 3 of 30
Q-3.To access the services of operating system, the interface is provided by the
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Question 4 of 30
Q-4.Which of the following state transitions is not possible ?
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Question 5 of 30
Q-5.Because of virtual memory, the memory can be shared among
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Question 6 of 30
Q-6.Which one of the following is the address generated by CPU?
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Question 7 of 30
Q-7.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 8 of 30
Q-8.Which one of the following is a synchronization tool?
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Question 9 of 30
Q-9.Tree structure displays the
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Question 10 of 30
Q-10.What is the ready state of a process?
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Question 11 of 30
Q-11.Symptoms of swap-file problems include extremely slow system speed and a disk that is constantly being accessed, which is referred to as ______________.
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Question 12 of 30
Q-12.A monitor is a module that encapsulates
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Question 13 of 30
Q-13.Virtual memory typically
located on
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Question 14 of 30
Q-14.Which system call returns the process identifier of a terminated child?
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Question 15 of 30
Q-15.Copying a process from memory to disk to allow space for other processes
is Called
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Question 16 of 30
Q-16.What are the requirements for the solution to critical section problem?
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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 dispatch latency?
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Question 19 of 30
Q-19.What do you mean by Memory Compaction?
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Question 20 of 30
Q-20.When a computer is first turned on or restarted, a special type of absolute
loader called ____ is executed
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Question 21 of 30
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Question 22 of 30
Q-22.For effective operating system, when to check for deadlock?
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Question 23 of 30
Q-23.The address of the next instruction to be executed by the current process is provided by the
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Question 24 of 30
Q-24.In a time-sharing operating system, when the time slot given to a process is completed, the
process goes from the running state to the :
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Question 25 of 30
Q-25.A ________ is a collection of electronics that can operate a port, a bus, or a device.
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Question 26 of 30
Q-26.In operating system, each process has its own
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Question 27 of 30
Q-27.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 28 of 30
Q-28.By using the specific system call, we can
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Question 29 of 30
Q-29.Which of the following condition is required for deadlock to be possible?
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Question 30 of 30
Q-30.The ______ register is written by the host to send output.
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