Answered Essay: What is the importance of validation in programming?

What is the importance of validation in programming?

Expert Answer

 

Validation is nothing but checking (or) verifying whether the programming code developed by us (or) someone is working properly or not by giving various inputs.Inorder to make confirm whether it meets the client requirements for all valid inputs.

During this validation we usually give various inputs and note the generated outputs.So that we can compare the manually calculated outputs with the generated output.If getting any wrong output,once again we will check the code for logical errors.By modifying those errors we can have a chance to make our code perfectly work.

Especially In Banking applications , a small logical error costs a lot.Which may effect the business.So we have to check very precisely.Also to prevent unauthorised persons to access a program generally we do authentication.We have to do a lot of validations not to break that authentication process by giving wrong details .These are the couple of examples .

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