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 requirements for the solution to critical section problem?
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Question 2 of 30
Q-2.Bringing a page into memory only when it is needed,this mechanism is called
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Question 3 of 30
Q-3.Which of the following condition is required for deadlock to be possible?
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Question 4 of 30
Q-4.CPU fetches the instruction from memory according to the value of
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Question 5 of 30
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Question 6 of 30
Q-6.What is operating system?
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Question 7 of 30
Q-7.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 8 of 30
Q-8.By using the specific system call, we can
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Question 9 of 30
Q-9.File type can be represented by
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Question 10 of 30
Q-10.The main function of the command interpreter is
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Question 11 of 30
Q-11.What hole will allocates in “Worst-Fit” algorithm of memory management?
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Question 12 of 30
Q-12._____ 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 13 of 30
Q-13.The ______ register is read by the host to get input.
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Question 14 of 30
Q-14.A page fault occurs when
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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.In which type of the following OS, the response time is very crucial.
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Question 17 of 30
Q-17.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 18 of 30
Q-18.Which of the following is the system tool?
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Question 19 of 30
Q-19.The systems which allows only one process execution at a time, are called
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Question 20 of 30
Q-20.A ________ is a collection of electronics that can operate a port, a bus, or a device.
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Question 21 of 30
Q-21.What is interprocess communication?
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Question 22 of 30
Q-22.Because of virtual memory, the memory can be shared among
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Question 23 of 30
Q-23.Mapping of file is managed by
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Question 24 of 30
Q-24.Poor response time are
usually caused by
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Question 25 of 30
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Question 26 of 30
Q-26.Multiprogramming systems:
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Question 27 of 30
Q-27.What do you mean by Memory Compaction?
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Question 28 of 30
Q-28.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 29 of 30
Q-29.Operating System maintains the page table for
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Question 30 of 30
Q-30.The Banker’s algorithm is used
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