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What is the purpose of data format validation?

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What is the purpose of data format validation?

(a) Data correctness

(b) Mere data existence

(c) Both Data correctness and Mere data existence

(d) Data modification

This question was posed to me during an online interview.

Origin of the question is Validation in division Caching, Debugging and Animation of JavaScript

1 Answer

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Best answer
Correct option is (a) Data correctness

For explanation: The data entered through the server side is used for validation. The data that is entered must be checked for correct form and value. This would need to put more logic to test the correctness of data.

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