WJEC ICT - Chapter 2 - Connectivity Methods

Which connectivity method enables devices to connect to the internet or other local networks without the need for physical cables?

• Wi-Fi

• Bluetooth

• RFID

• NFC

Which connectivity method enables data transfer between devices over short distances using a technique called pairing?

• Wi-Fi

• Bluetooth

• 4G

• 3G

Which connectivity method allows two devices to communicate with each other over a short range such as making a contactless payment?

• RFID

• NFC

• Wi-Fi

• 4G

Which connectivity method uses radio waves to read and transmit data between a reader and a tag?

• RFID

• Wi-Fi

• Bluetooth

• NFC

Which connectivity method is a medium range wireless connection which works by transmitting data between cellular networks and a mobile device?

• Wi-Fi

• Bluetooth

• 4G

• NFC

Which wired connectivity method allows devices on the same network to exchange data packets with each other?

• Ethernet

• USB

• 4G

• RFID

Select THREE statements from the list below that best describe a wireless connection.

• More likely to be affected by interference.

• Shorter transmission range before data is lost.

• Bluetooth and Wi-Fi are common examples.

• Ethernet is a common example.

• Data can be transmitted at a faster speed.

Select ONE connectivity methods below that is best suited to medium-range transmission of data.

• USB

• RFID

• 4G

• Bluetooth

Which of the following is NOT a wireless connectivity method?

• Bluetooth

• Wi-Fi

• Ethernet

• NFC (Near Field Communication)

What is the primary advantage of Wi-Fi over cellular data for internet access?

• Higher data speeds

• Lower latency