[Solved] What is the main benefit of applying the Open/Closed Principle (OCP) in software design? — Ans: Software entities should be open for extension but closed for modification | Software Engineering

Software Engineering - Fundamentals

What is the main benefit of applying the Open/Closed Principle (OCP) in software design?

ASoftware entities should be open for extension but closed for modification

BSoftware entities should be closed for both extension and modification

CSoftware entities should be open for modification but closed for extension

DSoftware entities should be open for both extension and modification

Step-by-Step Solution

Solution:

Step 1: Recall OCP definition
OCP states software should be open for extension but closed for modification.
Step 2: Evaluate options
Only Software entities should be open for extension but closed for modification matches the correct principle meaning.
Final Answer:
Software entities should be open for extension but closed for modification -> Option A
Quick Check:
OCP = open extension, closed modification [OK]

Quick Trick: OCP means add new features without changing existing code [OK]

Common Mistakes:

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