Operating System MCQs

1019 MCQs  (Page 10 of 102)

Restricting the child process to a subset of the parent’s resources prevents any process from __________
A. Overloading the system by using a lot of secondary storage
B. Under-loading the system by very less cpu utilization
C. Overloading the system by creating a lot of sub-processes
D. Crashing the system by utilizing multiple resources
In UNIX, each process is identified by its __________
A. Process control block
B. Device queue
C. Process identifier
D. None of the mentioned
In UNIX, the return value for the fork system call is _____ for the child process and _____ for the parent process.
A. A negative integer, zero
B. Zero, a negative integer
C. Zero, a nonzero integer
D. Process to the parent and returns zero to that newly created (child) process.
The child process can __________
A. Be a duplicate of the parent process
B. Never be a duplicate of the parent process
C. Cannot have another program loaded into it
D. Never have another program loaded into it
The child process completes execution, but the parent keeps executing, then the child process is known as __________
A. Orphan
B. Remains there until its parent calls wait system call. sanfoundry global education & learning series €? operating system. here’s the list of best books in operating system. to practice all areas of operating system, here is complete set on 1000+ mu
C. Body
D. Dead