Unit 14 P3

WiFi: WiFi is very helpful for most people as you can access the internet wirelessly this allows you to access all the internet has to offer, WiFi can be used in any device that has the ability to access the internet such as: Mobile phones, Ipods, laptops and on tablets. They are helpful as you can assess them from a good distance away.

Sms: this is used in text messaging it simply stands for short messaging service, it is manly used in mobile phones but there are websites where you can SMS your friends.

3g : this is when you can access the internet without being in a WiFi area this does cost more but is more helpful because no matter where you are you can access the internet you don't have to be in a hot spot you could be at home or on the go and you can access the internet.

Bluetooth : Bluetooth is a way of sending something without using a picture message  this is helpful because it does not cost anything but the downside is that it is slow and the picture can be distorted.

GPS :Gps is helpful as it is never offline and you can often get a good signal this is why it is used in mobile phones and satnavs most notibly in satnavs because this is where it is used the most.