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Track location continuously in the background

Source: interviewintermediate

WHAT IT TESTS: Tuning Core Location for accuracy versus battery and enabling background updates. OUTLINE: Set desiredAccuracy, distanceFilter, activityType; enable the Location background mode and allowsBackgroundLocationUpdates; request Always authorization.

WHAT IT TESTS: Whether you can balance accuracy against battery and know the background requirements. ANSWER OUTLINE: Configure desiredAccuracy (best for navigation), distanceFilter to throttle updates, and activityType like automotiveNavigation so the system optimizes. For background, enable the Location updates background mode in capabilities, set allowsBackgroundLocationUpdates = true, request Always authorization with a plist usage string, and show the blue status indicator.

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Track location continuously in the background · Tezvyn