Explanatory Question
What is the DRY principle, and why is it important?
Read the answer carefully and go through the related questions on the right side to improve your understanding of this topic.
DRY (Don’t Repeat Yourself) avoids duplicate logic.
Violating DRY leads to:
Multiple bug fixes
Inconsistent behavior
Increased testing effort
First read the answer fully, then try to explain it in your own words. After that, open a few related questions and compare the concepts. This method helps you remember the topic for a longer time and improves exam preparation.