GCSE Computer Science:
This module contains:
Compatible with the following examination boards
WiFi is a technology that enables wireless connectivity to all sort of devices such as laptops, tablets, smartphones, etc. The data is transmitted and received using radio signals. Radio signals are identified using its frequency. WiFi uses a frequency of 2.4 GHz and 5 GHz. The range of these signals are up to 20 metres. This range can vary with the thickness of the wall a signal needs to pass through.
This GCSE Computer Science module introduces
- How they work
What is encryption