5.1 · Lesson 2 of 4
IP addresses
Syllabus 5.1.5
What this lesson covers
- Explain how a web page is located and displayed
Key vocabulary
- IP address
- A unique address given to a device by a network, used to identify it so data can be sent to it.
- IPv4
- A 32-bit IP address written as 4 denary numbers from 0 to 255, separated by full stops.
- IPv6
- A 128-bit IP address written as 8 groups of 4 hex digits, separated by colons.
- Static IP address
- A permanent IP address that doesn't change.
- Dynamic IP address
- A temporary IP address given each time a device connects.
- Public IP address
- An IP address that can be reached across the internet.
- Private IP address
- An IP address used only inside a local network.
Check your learning
- Quick check: 4 questions
- Key vocabulary test: 7 terms
- Activity 1: Valid or not? · 8 questions
- Activity 2: Shorten the IPv6 address · 5 questions
- Activity 3: IP addresses quiz · 8 questions