QUESTIONS & VERIFIED ANSWERS
RATED 100% CORRECT
What does OSI stand for? - Correct Answer ✔✔ Open Systems Interconnection
reference model
OSI pneumonic? - Correct Answer ✔✔ All people seem to need data processing
Layer 1 Name - Correct Answer ✔✔ Physical Layer
Layer 1 Definition - Correct Answer ✔✔ Signaling, Cables, Connectors, hubs
No Protocols
Tests for Layer 1 - Correct Answer ✔✔ Run Loopback tests
Replace cables
Replace NIC
Layer 2 Name - Correct Answer ✔✔ Data Link Control (DLC)
Layer 2 definition - Correct Answer ✔✔ Switching Layer
Basic network language
MAC address
What does MAC stand for? - Correct Answer ✔✔ Media Access Control or
EUI (Extended Unique Identifier)
Layer 3 definition - Correct Answer ✔✔ Routing Layer
IP addresses
Packets
Fragments frames
Layer 3 name - Correct Answer ✔✔ Network Layer
What does IP stand for? - Correct Answer ✔✔ Internet Protocol
Layer 4 name - Correct Answer ✔✔ Transport Layer
Layer 4 definition - Correct Answer ✔✔ Post Office Layer
TCP
UDP