What is a unique physical address assigned to a Network Interface Card (NIC) by its manufacturer called?
ASubnet Mask
BIP Address
CMAC Address
DGateway Address
Explanation
A MAC (Media Access Control) address is a unique 48-bit hardware identifier assigned to a Network Interface Card (NIC) during manufacturing. It operates at Layer 2 (Data Link Layer) of the OSI model, unlike IP addresses which operate at Layer 3.
Exam Relevance
- Topic: Computer Fundamentals, Networking & Cybersecurity
- Subtopic: Hardware, MS Office, Protocols, Operating Systems & AI
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