How would you track clicks on headlines and calls-to-action?
This tests DOM event handling and basic telemetry design. A strong answer covers event delegation with addEventListener, data attributes for element IDs, and a payload with timestamp and page context.
This tests practical DOM event handling and beginner telemetry architecture. A strong candidate recommends a single delegated listener on a parent container using addEventListener, then inspects the event object's target property to identify clicked headlines or CTAs via data-track-id attributes. They list a minimal payload including timestamp, element identifier, current page URL, and a session token, sent with navigator.sendBeacon or fetch.
Read the original → developer.mozilla.org
- #events
- #dom
- #analytics
- #javascript
- #frontend
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