Quick Answer
jQuery is a JavaScript library that simplifies DOM manipulation, event handling, AJAX, and animations with a concise cross-browser API. It solves the problem of inconsistent browser behavior that plagued early web development. Today most of its functionality is built into modern browsers natively, but jQuery still powers a huge portion of the web.
Answer
jQuery is a lightweight JavaScript library used for easy DOM manipulation, event handling, animations, and AJAX. Benefits include cross-browser support, shorter syntax, and plugin ecosystem.
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SugharaIQ Editorial Team
Verified Answer
This answer has been peer-reviewed by industry experts holding senior engineering roles to ensure technical accuracy and relevance for modern interview standards.
