Linux Bash Arithmetic Expressions Question:
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What is job number?
a) same as PID
b) a unique number, assigned to each job in shell
c) both (a) and (b)
d) none of the mentioned

Answer:

b) a unique number, assigned to each job in shell

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Which command allows to view the current jobs being handled by the shell?
a) jobs
b) view
c) show
d) none of the mentioned		Ctrl-Z key combination:
a) generates a SIGINT signal
b) stops the process running in the shell
c) kills the process running in the shell
d) both (a) and (c)