Discussion Forum
Que. | Which or the following commands would return process_id of sleep command? |
a. | Sleep 1 and echo $? |
b. | Sleep 1 and echo # |
c. | Sleep 1 and echo $* |
d. | Sleep 1 and echo $! |
Answer:Sleep 1 and echo # |
mani :(November 30, 2019)
sleep 1 and echo $!
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