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
Remaining Time: 0 MINUTES
0 of 30 questions completed
Questions:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Information
You have already completed the test before. Hence you can not start it again.
0 of 30 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0 )
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Question 1 of 30
Q-1.When the process issues an I/O request :
Your Answer:Correct
Your Answer:Incorrect
Question 2 of 30
Q-2.Run time mapping from virtual to physical address is done by
Your Answer:Correct
Your Answer:Incorrect
Question 3 of 30
Q-3.A page fault occurs when
Your Answer:Correct
Your Answer:Incorrect
Question 4 of 30
Q-4.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 :
Your Answer:Correct
Your Answer:Incorrect
Question 5 of 30
Q-5.By operating system, the resource management can be done via
Your Answer:Correct
Your Answer:Incorrect
Question 6 of 30
Q-6.Which of the following state transitions is not possible ?
Your Answer:Correct
Your Answer:Incorrect
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 ______.
Your Answer:Correct
Your Answer:Incorrect
Question 8 of 30
Q-8.What are the requirements for the solution to critical section problem?
Your Answer:Correct
Your Answer:Incorrect
Question 9 of 30
Q-9.Semaphore is a/an _______ to solve the critical section problem.
Your Answer:Correct
Your Answer:Incorrect
Question 10 of 30
Q-10.An I/O port typically consists of four registers status, control, ________ and ________registers.
Your Answer:Correct
Your Answer:Incorrect
Question 11 of 30
Q-11.Operating System maintains the page table for
Your Answer:Correct
Your Answer:Incorrect
Question 12 of 30
Q-12.What is operating system?
Your Answer:Correct
Your Answer:Incorrect
Question 13 of 30
Q-13.Which of the following condition is required for deadlock to be possible?
Your Answer:Correct
Your Answer:Incorrect
Question 14 of 30
Q-14.A program in execution is called
Your Answer:Correct
Your Answer:Incorrect
Question 15 of 30
Q-15.What is the reusable resource?
Your Answer:Correct
Your Answer:Incorrect
Question 16 of 30
Q-16.Which of the following does not interrupt a running process ?
Your Answer:Correct
Your Answer:Incorrect
Question 17 of 30
Q-17.A process can be terminated due to
Your Answer:Correct
Your Answer:Incorrect
Question 18 of 30
Q-18.Memory management technique in which system stores and retrieves data from secondary
storage for use in main memory is called
Your Answer:Correct
Your Answer:Incorrect
Question 19 of 30
Q-19.Mapping of file is managed by
Your Answer:Correct
Your Answer:Incorrect
Question 20 of 30
Q-20.The Banker’s algorithm is used
Your Answer:Correct
Your Answer:Incorrect
Question 21 of 30
Q-21.What is contained in the
page table?
Your Answer:Correct
Your Answer:Incorrect
Question 22 of 30
Q-22.All of the following are TRUE regarding virtual memory EXCEPT
Your Answer:Correct
Your Answer:Incorrect
Question 23 of 30
Q-23.A ________ is a collection of electronics that can operate a port, a bus, or a device.
Your Answer:Correct
Your Answer:Incorrect
Question 24 of 30
Q-24.File type can be represented by
Your Answer:Correct
Your Answer:Incorrect
Question 25 of 30
Q-25.Which one of the following is the deadlock avoidance algorithm?
Your Answer:Correct
Your Answer:Incorrect
Question 26 of 30
Q-26.Which system call returns the process identifier of a terminated child?
Your Answer:Correct
Your Answer:Incorrect
Question 27 of 30
Q-27.______ is a unique tag, usually a number, identifies the file within the file system.
Your Answer:Correct
Your Answer:Incorrect
Question 28 of 30
Q-28.Which one of the following is the address generated by CPU?
Your Answer:Correct
Your Answer:Incorrect
Question 29 of 30
Q-29.A semaphore is a shared integer variable
Your Answer:Correct
Your Answer:Incorrect
Question 30 of 30
Q-30.file system fragmentation occurs when
Your Answer:Correct
Your Answer:Incorrect