LLD - Design — Chess GameWhich object-oriented design principle is best illustrated by implementing piece movement using polymorphism?ADependency Inversion PrincipleBSingle Responsibility PrincipleCLiskov Substitution PrincipleDOpen/Closed PrincipleCheck Answer
Step-by-Step SolutionSolution:Step 1: Recall design principlesOpen/Closed Principle states software entities should be open for extension but closed for modification.Step 2: Relate to polymorphismUsing polymorphism, new piece types can be added without modifying existing code.Final Answer:Open/Closed Principle -> Option DQuick Check:Polymorphism supports extension without modification [OK]Quick Trick: Polymorphism enables extension without code changes [OK]Common Mistakes:Confusing with Single Responsibility PrincipleMisapplying Liskov Substitution PrincipleIgnoring Dependency Inversion relevance
Master "Design — Chess Game" in LLD9 interactive learning modes - each teaches the same concept differentlyLearnWhyDeepArchTryChallengeDesignRecallScale
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