(A) wait
(B) fork
(C) exec
(D) exit
Tag: OS Mcqs
The hardware mechanism that enables a device to notify CPU is called an?
(A) Signal
(B) Trap
(C) Process
(D) Interrupt
The manual pages can be read in Linux using __ command.
(A) help
(B) desc
(C) wan
(D) man
A program in execution is called a?
(A) Software
(B) Compiler
(C) Command
(D) Process
Which scheduling algorithm is sometimes called shortest remaining time first scheduling algorithm?
(A) Preemptive Shortest Job First
(B) Non-preemptive SJF
(C) Priority Scheduling
(D) FCFS
Which directory includes essential system boot files including the kernel image?
(A) /boot
(B) /dev
(C) /bin
(D) /etc
Time interval when the I/O Devices are accessed is known as?
(A) IO Burst
(B) CPU Burst
(C) Time slice
(D) None of the above
Which command gives a snapshot of the current processes?
(A) ps
(B) top
(C) who
(D) ls