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Questions and Answers
What happens if you assign a value to a variable that has not been declared in JavaScript?
What happens if you assign a value to a variable that has not been declared in JavaScript?
Which keyword in JavaScript does create a property on the global window object?
Which keyword in JavaScript does create a property on the global window object?
In which mode does all modern browsers support running JavaScript?
In which mode does all modern browsers support running JavaScript?
When does the lifetime of a JavaScript variable start?
When does the lifetime of a JavaScript variable start?
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What happens to global variables in a web browser when you close the browser window?
What happens to global variables in a web browser when you close the browser window?
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