What is the purpose of the 'Expires' header in HTTP? MCQ with Answer and Explanation

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What is the purpose of the 'Expires' header in HTTP?

A. To indicate when the response is no longer valid

B. To control the cache

C. To specify the maximum age of the resource

D. To set the expiration time of a cookie

Answer: Option A

Solution (By JKSSB Mock Tests)

The Expires header gives the date/time after which the response is considered stale, used for caching control.

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B. Search Engine Optimization

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