Computer Science · Theme A: Concepts of computer science

A2.3 — Data transmissions

Computer Science · SL / HL · syllabus-mapped notes

1. CS_A2.3.1

   Types of IP addressing

   IPv4 vs IPv6, public vs private, static vs dynamic, and the role of NAT.

2. CS_A2.3.2

   Data transmission media

   Fibre optic, twisted pair and wireless across eight factors.

3. CS_A2.3.3

   Packet switching

   Segmenting data into packets, independent routing and reassembly.

4. CS_A2.3.4

   Static and dynamic routing

   How each moves data across LANs, with advantages and disadvantages.