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Computer Engineering
E9. This exercise provides you with the menu and case construct script, which enables you to selectively execute a set of commands from the list of commands. An example is given below; use a text editor to write the following shell script and name it, "cmd3. sh": # Menu script while true ; do echo 0: Exit" echo 1: Show Date and Time" echo 2: List my HOME direc tory" echo echo " En ter your choice:" read option 3: Display Calendar" case $option in 0) echo "good bye" exit 0 ;; 1) date ;; 2) ls $HOME ;; 3) cal ;; *) echo "Invalid input. Good bye."i done

E9. This exercise provides you with the menu and case construct script, which enables you to selectively execute a set of commands from the list of commands. An example is given below; use a text editor to write the following shell script and name it, "cmd3. sh": # Menu script while true ; do echo 0: Exit" echo 1: Show Date and Time" echo 2: List my HOME direc tory" echo echo " En ter your choice:" read option 3: Display Calendar" case $option in 0) echo "good bye" exit 0 ;; 1) date ;; 2) ls $HOME ;; 3) cal ;; *) echo "Invalid input. Good bye."i done

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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E9. This exercise provides you with the menu and case construct script, which enables you to selectively execute a set of commands from the list of commands. An example is given below; use a text editor to write the following shell script and name it, "cmd3. sh": # Menu script while true ; do 0: Exit" echo echo 1: Show Date and Time" echo 2: List my HOME directory" 3: Display Calendar" En ter your choice:" echo echo " read option case $option in 0) echo "good bye" exit 0 ;; 1) date ;; 2) ls $HOME ;; 3) cal ;; *) echo "Invalid input. Good bye." esac done
Transcribed Image Text:E9. This exercise provides you with the menu and case construct script, which enables you to selectively execute a set of commands from the list of commands. An example is given below; use a text editor to write the following shell script and name it, "cmd3. sh": # Menu script while true ; do 0: Exit" echo echo 1: Show Date and Time" echo 2: List my HOME directory" 3: Display Calendar" En ter your choice:" echo echo " read option case $option in 0) echo "good bye" exit 0 ;; 1) date ;; 2) ls $HOME ;; 3) cal ;; *) echo "Invalid input. Good bye." esac done
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