Linux Bash Arithmetic Expressions Question:
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Which built-in command performs integer arithmetic in bash shell?
a) let
b) get
c) set
d) none of the mentioned

Linux Bash Arithmetic Expressions Interview Question
Linux Bash Arithmetic Expressions Interview Question

Answer:

a) let

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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		Which expression use the value of the enclosed arithmetic expression?
a) $(())
b) $()
c) ${}
d) $[]