How is auto-complete textbox related to AJAX?

1.	How is auto-complete textbox related to AJAX?
Answer» Text HINTS and auto-complete TEXTBOXES are two WIDESPREAD uses of AJAX. When the user on the client-side types a couple of letters, a listing of all values that begin with these typed letters appears below as recommendations. BEHIND this operation, the application makes a callback to a web service. This web service then fetches all values that START with these characters.

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