[Solved] What is the main purpose of using signal() in Angular? — Ans: To create a reactive state value that updates the UI automatically | Angular

Angular - State Management

What is the main purpose of using signal() in Angular?

ATo style elements dynamically

BTo create a reactive state value that updates the UI automatically

CTo handle HTTP requests

DTo define a new component

Step-by-Step Solution

Solution:

Step 1: Understand the role of signal()
signal() creates a reactive value that Angular tracks for changes.
Step 2: Connect signal() to UI updates
When the signal value changes, Angular automatically updates the UI where it is used.
Final Answer:
To create a reactive state value that updates the UI automatically -> Option B
Quick Check:
signal() creates reactive state [OK]

Quick Trick: Signals hold reactive values that auto-update UI [OK]

Common Mistakes:

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What is the main purpose of using signal() in Angular?