What is Num Lock?

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What is Num Lock?

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Just to be clear, num lock is not the least popular item on a Chinese menu, nor is it a security measure for wayward nums. Actually, num lock is a key found on most computer keyboards near the 10-key numeric pad. The term num lock is short for numeric or number lock, the function of which is now considered largely ornamental and historical. There is also a corresponding light which indicates when the num lock key has been activated or deactivated. When IBM first introduced personal computers, the original keyboards combined the standard 10-key numeric pads with a second set of cursor controls. The num lock key acted as a toggle switch between the two sets of commands. When the num lock key was switched on, the numeric keypad would work exclusively as a form of calculator. Switching off the num lock key would convert the keys to cursor controls, allowing users to manipulate the cursor in four directions or send it to the top or bottom of the page. More modern computer keyboards use sepa

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Asked in Exams, Education & References at 5:22 AM on February 19, 2008 Tags: lock

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