This key facts covers What is Packet Switching? within Packet Switching for GCSE Computer Science. Revise Packet Switching in 3.5 Fundamentals of Computer Networks for GCSE Computer Science with 15 exam-style questions and 18 flashcards. This topic appears regularly enough that it should still be part of a steady revision cycle. It is section 3 of 12 in this topic. Use this key facts to connect the idea to the wider topic before moving on to questions and flashcards.
What is Packet Switching?
Definition: A method of transmitting data where messages are divided into small packets that travel independently across the network.
- Packets: Small chunks of data (typically 500-1500 bytes each)
- Independent routing: Each packet can take different route to destination
- Reassembly: Packets reassembled in correct order at destination
- Used by: The Internet, most modern networks
Practice questions for Packet Switching
Which of the following best describes packet switching?
Explain why packets from the same file can travel by different routes through a network. [2 marks]