1️⃣ Create File
2️⃣ Delete File
3️⃣ View File Content
4️⃣ Rename File
5️⃣ Exit

Script: file_menu.sh

#!/bin/bash

while true
do
    echo "----------------------------"
    echo "1. Create File"
    echo "2. Delete File"
    echo "3. View File"
    echo "4. Rename File"
    echo "5. Exit"
    echo "Enter your choice:"
    read choice

    case $choice in

    1)
        echo "Enter file name to create:"
        read fname
        touch "$fname"
        echo "File created successfully."
        ;;

    2)
        echo "Enter file name to delete:"
        read fname
        if [ -f "$fname" ]
        then
            rm "$fname"
            echo "File deleted successfully."
        else
            echo "File does not exist."
        fi
        ;;

    3)
        echo "Enter file name to view:"
        read fname
        if [ -f "$fname" ]
        then
            cat "$fname"
        else
            echo "File does not exist."
        fi
        ;;

    4)
        echo "Enter existing file name:"
        read oldname
        echo "Enter new file name:"
        read newname
        if [ -f "$oldname" ]
        then
            mv "$oldname" "$newname"
            echo "File renamed successfully."
        else
            echo "File does not exist."
        fi
        ;;

    5)
        echo "Exiting program..."
        break
        ;;

    *)
        echo "Invalid choice! Try again."
        ;;

    esac
done

✅ How to Run

chmod +x file_menu.sh
./file_menu.sh

🎯 Sample Output

1. Create File
2. Delete File
3. View File
4. Rename File
5. Exit
Enter your choice: 1
Enter file name to create:
test.txt
File created successfully.

🔥 Important Exam Points

• touch → create file
• rm → delete file
• cat → display file content
• mv → rename file
• -f → check file exists
• case → menu selection