Ethernet, Frames, and MAC Addressing

20–25 min15 Questions

Skills Tested

Identify Ethernet fundamentals and Layer 2 behavior
Understand MAC addressing and frame delivery
Analyze Ethernet frame structure
Distinguish unicast, broadcast, and multicast traffic
Recognize how switches forward frames

Progress0%

You are assisting a network engineer configuring a small LAN.

You must prove you understand:

How devices physically connect
How Ethernet operates
How frames are structured
How switches use MAC addresses
How different traffic types behave

You will analyze traffic inside a LAN and determine how frames are delivered.

Network TopologyStar LAN

💻PC-ASender

🔀SwitchFa0/1–3

🖥️PC-BReceiver

🖥️PC-CReceiver

Unicast

1 → 1

Broadcast

1 → All

Multicast

1 → Group

Multiple Choice

Q1/15

What hardware component allows a device to connect to a network?

Progress0 correct

Q1Q15

Lessons Reinforced

Lesson 10: Interfaces, Ports, and Network MediaLesson 11: Copper, Fiber, and CablingLesson 12: Ethernet FundamentalsLesson 13: Ethernet Frame StructureLesson 14: MAC AddressesLesson 15: Unicast, Broadcast, Multicast