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Question 9/94
A developer is creating an app that contains multiple Lightning web components.
One of the child components is used for navigation purposes. When a user clicks a button called Next in the child component, the parent component must be alerted so it can navigate to the next page.
How should this be accomplished?
One of the child components is used for navigation purposes. When a user clicks a button called Next in the child component, the parent component must be alerted so it can navigate to the next page.
How should this be accomplished?
Correct Answer: D
To notify the parent component when the child component'sNextbutton is clicked, the child component can dispatch a custom event. The parent component listens to this event and handles navigation accordingly.
Reference:Custom Events in LWC
Incorrect Options:
A:Properties in LWC are one-way data-bound; updates do not notify parents.
B:Calling an Apex method is unnecessary for parent-child communication.
C:Notifications are not a feature in LWC for component communication.
Reference:Custom Events in LWC
Incorrect Options:
A:Properties in LWC are one-way data-bound; updates do not notify parents.
B:Calling an Apex method is unnecessary for parent-child communication.
C:Notifications are not a feature in LWC for component communication.
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