[Solved] Why is immutability important in Angular's actions and reducers pattern? — Ans: It ensures predictable state changes and enables change detection | Angular

Angular - State Management

Why is immutability important in Angular's actions and reducers pattern?

AIt improves performance by modifying state directly

BIt ensures predictable state changes and enables change detection

CIt allows reducers to dispatch actions

DIt simplifies UI event handling

Step-by-Step Solution

Solution:

Step 1: Define immutability in reducers
Immutability means not changing existing state objects but returning new ones.
Step 2: Explain benefits
This helps Angular detect changes efficiently and keeps state predictable.
Final Answer:
It ensures predictable state changes and enables change detection -> Option B
Quick Check:
Immutability = predictable state and change detection [OK]

Quick Trick: Immutable state helps Angular detect changes [OK]

Common Mistakes:

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