What two sources of information are used to enable geocaching, geotagging and device tracking on Android and iOS devices? (Choose two.)
- the user profile
- GPS signals
- images of the environment from the integrated camera
- the relative position to other mobile devices
- cellular or Wi-Fi network
Answers Explanation & Hints:
Mobile devices are frequently fitted with a GPS radio receiver, enabling them to calculate their position. Some devices do not have a GPS receiver. Instead, they use information from Wi-Fi and cellular networks.