Question: 0 0 : 4 4 : 1 3 Hours Minutes Seconds OBJECTIVE QUESTIONS Question What is the significance of $ ? parameter. It gives the

00:44:13
Hours Minutes Seconds
OBJECTIVE QUESTIONS
Question
What is the significance of $ ? parameter.
It gives the process ID of the current executing process
It holds the exit status of the last command or script that was executed
It gives the number of arguments sent at command line
All of the above
0 0 : 4 4 : 1 3 Hours Minutes Seconds OBJECTIVE

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