Linux Bash Arithmetic Expressions Question: Download Linux Bash Arithmetic Expressions PDF

The 'logout' built in command is used to:
a) shutdown the computer
b) logoff of the computer
c) logout the current user
d) to exit the current shell

d) to exit the current shell

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The command 'umask -S' a) prints the current mask using symbolic notation b) prints the current mask using octal numbers c) sets the mask to 000 d) sets the mask to 777	Which built-in command performs integer arithmetic in bash shell? a) let b) get c) set d) none of the mentioned