Exam 1: Addressing Auditor
Identify which IPv4 address is invalid.
192.168.258.1
Invalid. Each octet must be between 0 and 255.
10.0.0.1
Valid IPv4 address.
Exam 2: The MAC Format Trap
Describe the format of a MAC address. [2 Marks]
⚠️ The Trap
"It's a long number that identifies your computer on the internet."
✅ The Mark Scheme
1. Uses Hexadecimal characters.
2. Organized into 6 pairs/groups.
Exam 3: Static vs Dynamic
Which address is permanent and hard-coded into the hardware?
MAC Address
The Media Access Control address is the physical identity of the device.
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