You are executing this command in the default shell:
sleep 5000 &
The system displays a number. This value is______.
A.
the priority of the /usr/bin/sleep process
B.
the process ID of the /usr/bin/sleep process
C.
the process ID of the shell spawned to execute /usr/bin/sleep
D.
the process group ID that includes the /usr/bin/sleep process
E.
the amount of memory allocated to the /usr/bin/sleep process
F.
the current number of instances of the /usr/bin/sleep process
Explanation:
If a command is terminated by the control operator ‘&’, the shell executes the command asynchronously in a
subshell. This is known as executing the command in the background. The shell does not wait for the
command to finish, and the return status is 0 (true).