Net Mod 3

What is the main objective of the module titled "Wireless and Mobile Networks"?

• Describe the history of mobile devices.

• Configure mobile device for wireless access.

• Explain the hardware of mobile phones.

• Analyze the cost of wireless networks.

Which topic involves describing the different types of networks used by cell phones and mobile devices?

• Mobile Device Connectivity

• Wireless Networks

• Internet Protocols

• Network Security

What is the objective of the topic "Mobile Device Connectivity"?

• Describe the history of mobile devices.

• Configure mobile devices for wireless connectivity.

• Explain the hardware of mobile phones.

• Analyze the cost of wireless networks.

What technology uses satellites to transmit signals and calculate a phone's location to an accuracy of within 10 meters?

• Wi-Fi

• Bluetooth

• GPS

• NFC

Which wireless technology allows a smartphone to connect to local networks and the internet through access points?

• GPS

• Wi-Fi

• Bluetooth

• NFC

What is a low-power, short-range wireless technology used to replace wired connectivity for accessories like speakers and headphones?

• NFC

• GPS

• Bluetooth

• Wi-Fi

Which technology enables data exchange between devices in very close proximity, usually less than a few centimeters?

• Wi-Fi

• NFC

• Bluetooth

• GPS

What is one advantage of connecting to Wi-Fi networks on mobile devices?

• Wi-Fi uses more power than cellular radios.

• Wi-Fi connections are always faster.

• Data used over Wi-Fi does not count against the cellular data plan.

• Wi-Fi networks are always more secure.

Why is it important to use security when connecting to Wi-Fi networks?

• To increase the speed of the connection.

• To prevent unauthorized access and protect data.

• To reduce battery consumption.

• To avoid using cellular data.

Which of the following is a recommended precaution for protecting Wi-Fi communications on mobile devices?

• Always use unencrypted text for login information.

• Disable security on home networks.

• Use a VPN connection when sending sensitive data.

• Use WEP encryption for security.