8. Turning off the GPS function of your smartphone prevents any tracking of your phone’s location. B. False. If it were only that easy. A 2018 Princeton study found that a device’s time zone and information from its sensors can be combined with public information like maps to estimate your location, even without GPS data. 9.

Firewalls prevent unauthorized access to networks through software or firmware. By utilizing a set of rules, the firewall examines and blocks incoming and outgoing traffic. Fencing your property protects your house and keeps trespassers at bay; similarly, firewalls are used to secure a computer network.

WAN edge Explanation: Because the access layer (network edge) is the connection point for endpoints, it plays a big role in ensuring the network is protected from malicious attacks. This protection includes making sure the end users and endpoints that connect to the network are prevented from accessing services for which they are not authorized. 2.