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In software engineering, _______________ is a principle of software development, which aims at reducing repetition of information of every kind, especially useful in multi-tier architectures.

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In software engineering, _______________ is a principle of software development, which aims at reducing repetition of information of every kind, especially useful in multi-tier architectures.

(a) KISS

(b) WET

(c) SSOT

(d) DRY

I have been asked this question in an internship interview.

Question is taken from Stress Testing topic in section Software Testing Principles of JUnit

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Right answer is (d) DRY

The explanation is: The DRY principle is stated as “Every piece of knowledge must have a single, unambiguous, authoritative representation within a system”.

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