What does linkedSignal solve? options = input.required (); selected = linkedSignal(() => this.options()[0]);

A writable signal that resets to a value derived from its source whenever the source changes

A computed signal that can never be written to

A signal synchronized with localStorage

Angular · Middle · Question 7 of 75

What does `linkedSignal` solve?

options = input.required<string[]>();
selected = linkedSignal(() => this.options()[0]);

✓Correct answer: A writable signal that resets to a value derived from its source whenever the source changes
2A computed signal that can never be written to
3A signal synchronized with localStorage

Explanation

The user can selected.set(...) a different option, but when options changes the selection is recomputed. Before linkedSignal, this needed an effect that wrote into another signal.

What does `linkedSignal` solve?

Explanation

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