Pamela explains the difference between "local" and "global" variables, a tricky concept in programming.
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Watch video Local and Global Variables | Computer Programming | Khan Academy online without registration, duration hours minute second in high quality. This video was added by user Khan Academy Computing 13 May 2014, don't forget to share it with your friends and acquaintances, it has been viewed on our site 38,14 once and liked it 15 people.