QUESTION 3 A modern smartphone has all of these wireless interfaces TWN, WLAN, and WPAN True O False QUESTION 4 If we want to deploy multiple battery-operated smoke detectors to cover all rooms in a home, which of following wireless network is suitable? GSM so all devices connect to the cloud directly WiFi so all devices connect to home AP directly Zigboo so devices for an ad hoc network connecting to home AP None of above