These Grade 12 CAT notes cover Computer Networks & Communications in one organised document. Topics include network types and topologies, network hardware and software, wired and wireless connections, internet access, ISPs, bandwidth, the World Wide Web, IP addresses, browsers, search engines, cloud computing, email, social networking, netiquette and emerging technologies.



Ideal for Grade 12 CAT revision and exam preparation, with key concepts brought together to help you revise and understan...