Share some Linux+ LX0-104 exam questions and answers below.
Which of the following commands prints the exit value of the most recently executed program in Bash?
A. echo $?
B. echo $#
C. echo $exit
D. echo $status
E. echo $&
Answer: A
Which Bash option prevents a user from accidentally overwriting a file with a ">"?
A. set -o safe
B. set -o noglob
C. set -o noclobber
D. set -o append
E. set -o nooverwrite
Answer: C
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