Environment Question:

Which command is used to debug a shell script program:
a) set
b) set -x
c) debug
d) db

Linux Environment Interview Question
Linux Environment Interview Question

Answer:

b) set -x


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Which variable contains current shell process id:
a) $*
b) $?
c) $$
d) $!		For every successful login, which script will be executed?
a) /etc/inittab
b) /etc/profile
c) /etc/login
d) /etc/init