Red Seal Electrician Practice
Signalling and communicationQuestion 129 of 1506

What is the difference between the terms "bus" and "network" as used in the text?

  1. A bus is always optical, and a network is always copper
  2. A bus always has one node
  3. More semantic than technical: they may be used interchangeably
  4. A network is always wireless
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Correct answer: More semantic than technical: they may be used interchangeably

Bus is often used inside a computer and network for widespread links, but the usage is blurred.

Source: Lessons in Electric Circuits IV: Digital (Kuphaldt), 14.2: Networks and Busses

Practice signalling and communication

Questions last reviewed: 18 October 2026