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What does the following script do? #!/bin/bash if which "$1" >/dev/null 2>/dev/null ; then echo "Found $1" else echo "Could not find $1" fi

What does the following script do? #!/bin/bash if which "$1" >/dev/null 2>/dev/null ; then echo "Found $1" else echo "Could not find $1" fi

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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What does the following script do? #!/bin/bash if which "$1" >/dev/null 2>/dev/null ; then echo "Found $1" else echo "Could not find $1" fi this script is invalid checks to see if the passed in command or program is in the current process' search path displays the full path to a passed in command or program O checks to see if the current user has the correct privileges which would allow a program or command to be run
Transcribed Image Text:What does the following script do? #!/bin/bash if which "$1" >/dev/null 2>/dev/null ; then echo "Found $1" else echo "Could not find $1" fi this script is invalid checks to see if the passed in command or program is in the current process' search path displays the full path to a passed in command or program O checks to see if the current user has the correct privileges which would allow a program or command to be run
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