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Which of the following HTTP methods should be idempotent in nature?(a) OPTIONS(b) DELETE(c) POST(d) HEADThe question was asked in an online quiz.This interesting question is from Web Caching in division Networking of Computer Network

Answer»

The correct choice is (b) DELETE

Explanation: DELETE operation should be idempotent, means their result will always same no matter how MANY times these OPERATIONS are INVOKED. Also, the PUT operation is supposed to be idempotent.



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