LLD - Behavioral Design Patterns — Part 1
Which of the following is the correct way to link handlers in a Chain of Responsibility pattern?
Which of the following is the correct way to link handlers in a Chain of Responsibility pattern?
easy🧠 Conceptual Q12 of Q15
Step-by-Step Solution
Solution:
Step 1: Recall how handlers are connected
In Chain of Responsibility, each handler has a reference to the next handler to pass the request along.Step 2: Evaluate other options
Global static lists, shared databases, and independent handlers describe unrelated or incorrect linking methods that contradict the chain concept.Final Answer:
Each handler holds a reference to the next handler in the chain -> Option DQuick Check:
Handler links = next handler reference [OK]
Quick Trick: Handlers link by referencing the next handler [OK]
Common Mistakes:
MISTAKES- Using global lists instead of direct references
- Assuming handlers are independent
- Confusing with event broadcasting
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