Bash Shell Scripting - Simple Function

The video provides a recap on functions and variables in bash scripting. It covers the syntax for creating functions, the importance of declaring functions before use, and how to handle errors. The video also explains variable scope, demonstrating the difference between global and local variables within functions. The tutorial concludes with a brief summary and a preview of future topics.

What is the difference between a global variable and a local variable in Bash?

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Describe the effect of using the 'local' keyword when declaring a variable inside a function.

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What will happen to the value of a variable declared inside a function after the function execution is complete?

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