Near Field Communication (NFC) - Answers
Q1. NFC stands for Near Field Communication.
Q2. Bluetooth = 10 meters NFC = 4 cm.
Q3. Data transfer speed of Bluetooth = 24 Mbps NFC = 240 Mbps.
Q4. To send a photo to a friend's phone: the first thing to do is switch the NFC on in both phones via the settings. Then you select a photo. Then you hold the two phones together for a second! That's it. The connection is made and the photo will be transferred to your friend's phone automatically.
Q5. An NFC tag is a programmable tag that can be used to send out information or to make certain actions happen on your phone, for example.
Q6. To program an NFC tag, you need to have a phone, a preformatted NFC tag and an NFC app for writing programs. Apps for NFC tags are very easy to use.
Extension tasks
a - c: These are practical tasks. There will hopefully be enough students with NFC on their phones to try out the practical things. NFC tags are not expensive and packs are available from a wide range of suppliers online. You could have a lot of fun with these, putting them around school on an open day, having some kind of quiz around school and so on.