Which of the following commands will display the exit status of the last command used in the BASH shell?
A. echo $status
B. echo $exit
C. echo $?
D. echo $!
Answer: C
Computer Science & Information Technology
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Which of the following will cause a syntax error, if you are trying to compare x to 5?
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Most network technologies that use fiber-optics use ____________________ to send light signals.
Fill in the blank(s) with the appropriate word(s).
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