Information and Communication Technology Fundamentals. Credits Hours: 2+1. Instructor: Ayesha Bint Saleem. NETWORKS - I. Presentation Credits. “Introduction to Computers”, Peter Norton “Computer Networks”, Tanenbaum Dr Altaf Khan, Virtual University.
Information and Communication Technology Fundamentals
Credits Hours: 2+1
Instructor: Ayesha Bint Saleem
Networks is a set of technologies – including hardware, software and media – that can be used to connect computers together, enabling them to communicate, exchange information and share resources in real time
Why do you want to have Networks?
Now that we have some software and hardware on each computer..
How to Connect?
Most common LAN cable
Called Cat5 or 100BaseT
Four pairs of copper cable twisted
May be shielded from interference
Speeds range from 1 Mbps to 1,000 Mbps
Data is transmitted with light pulses
Glass strand instead of cable
Immune to interference
Hard to work with
Speeds up to 100 Gbps