(A) Preemptive scheduling
(B) Non-preemptive scheduling
(C) Dispatching scheduling
(D) FCFS scheduling
Tag: Operating System
Operating System provides services such as Managing Primary and Secondary Storage, Processes and Allowing user to manage his/her files and directories.
(A) True
(B) False
A system call?
(A) Allows a program to request a kernel service
(B) Is an entry point into the kernel code
(C) Is a technique to protect I/O devices and other system resources
(D) All of the above
Kernel is responsible for scheduling the user level threads.
(A) True
(B) False
Round Robin algorithm is most suitable for?
(A) Running batch programs
(B) Time sharing system
(C) Real time systems and Batch systems
(D) Expert system
__ scheduling allows a process to move between queues.
(A) First come first servie
(B) Round Robin
(C) Shortest Remaining Time First
(D) Multilevel Feedback Queue
A Process ‘A’ that has finished working but its parent process has also finished its execution. In this state the process ‘A’ will be called as __ process.
(A) Zombie
(B) Fork
(C) Thread
(D) Child
__ system call is used to write to a file or FIFO or any other IPC channel.
(A) write
(B) read
(C) open
(D) fork