ACARA 7-8 Digital Technologies: Data packets and packet switching
Students learn how data is split into numbered packets, routed separately across the network, and put back in order at the destination.
One content description (AC9TDI8K02) from the full ACARA Digital Technologies Years 7–8 — Wired and Wireless Networks journey. All 15 modules below are in that journey too, with the same content — add just these to a class, or the whole strand.
Modules (15)
1
Data packets
2
Why data is broken down into packets
3
The three parts of a packet
4
Packet header
5
Destination address in a packet header
6
Packet number in a packet header
7
Packet payload
8
Packet trailer
9
Packet switching
10
A router controls each packet's route
11
Why packets can take different routes
12
Redundant routes keep a network working
13
Packets arriving out of order
14
Reordering packets at the destination
15
Describing the packet switching process step by step
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