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Exercise 7.1: Displaying a message
Write a function that displays a short message in the JavaScript Console. Verify that the function declaration is hoisted by calling the function before declaring it.
Exercise 7.2: Joining two strings
Place the code that joins the two strings in the input fields inside a function declaration, and output the result to the web page.
Exercise 7.3: Pass an argument when calling a function
Call a function and pass a number argument to it, and output the result to the JavaScript Console.
Exercise 7.4: Return a value from a called function
Write a function that calls a random number generator function, and output the result to the web page.