Which of the following is true about variables in JavaScript? A) A global variable at the top of a web page is accessible on all web pages in the web site. B) A variable declared inside a function is not accessible outside the scope of the function. C) The same variable name cannot be used inside different functions. D) A local variable will still be usable after the function where it is defined completes.

LINUX+ AND LPIC-1 GDE.TO LINUX CERTIF.
5th Edition
ISBN:9781337569798
Author:ECKERT
Publisher:ECKERT
Chapter7: Working With The Bash Shell
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Which of the following is true about variables in JavaScript?

A) A global variable at the top of a web page is accessible on all web pages in the web site.

B) A variable declared inside a function is not accessible outside the scope of the function.

C) The same variable name cannot be used inside different functions.

D) A local variable will still be usable after the function where it is defined completes.

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