2.1 · Lesson 3 of 3
USB
Syllabus 2.1.6
What this lesson covers
- Explain how USB transmits data, with benefits and drawbacks
Key vocabulary
- USB
- Universal Serial Bus: a standard for connecting devices and transmitting data using serial transmission.
- Plug and play
- A device works as soon as it's plugged in, with little or no setup.
- Device driver
- Software that lets the computer communicate with a particular device.
- Backwards compatible
- Newer versions still work with older devices.
- Hub
- A device that adds extra USB ports or extends a connection.
- Peripheral
- A device connected to a computer, such as a mouse, keyboard or printer.
Check your learning
- Quick check: 4 questions
- Key vocabulary test: 6 terms
- Activity 1: USB quiz · 8 questions
- Activity 2: Benefit or drawback? · 8 statements
- Activity 3: Plugging in a USB device · drag and drop