Bird
0
0

How do you declare a writable signal with an initial value of 100 in Angular?

easy📝 Syntax Q3 of 15
Angular - State Management
How do you declare a writable signal with an initial value of 100 in Angular?
Aconst score = writableSignal(100);
Bconst score = computed(() => 100);
Cconst score = signal(100);
Dconst score = signal.create(100);
Step-by-Step Solution
Solution:
  1. Step 1: Identify signal creation syntax

    Angular uses signal() to create writable signals.
  2. Step 2: Check initial value assignment

    The initial value is passed as an argument to signal().
  3. Final Answer:

    const score = signal(100); -> Option C
  4. Quick Check:

    Only signal() creates writable signals [OK]
Quick Trick: Use signal() with initial value for writable signals [OK]
Common Mistakes:
  • Using computed() instead of signal() for writable signals
  • Assuming writableSignal() is a valid function
  • Using signal.create() which does not exist

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More Angular Quizzes