
Layer 3 Networking Concepts
Interactive Video
•
Computers
•
9th - 10th Grade
•
Practice Problem
•
Medium
Kriz Anthony Zuniega
Used 13+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of Layer 3 (the Network Layer) in the OSI model?
To manage physical connections between devices.
To ensure error-free data transmission within a local network.
To move data from one location to another across different networks.
To format data for application use.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the challenges of connecting geographically separated Local Area Networks (LANs) using only Layer 2 direct point-to-point links?
It would be too slow.
It would be expensive and not scalable.
It would only work for wireless connections.
It would require different Layer 3 protocols.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What capability does the Internet Protocol (IP), a Layer-3 protocol, add to networking?
It provides physical cabling for local networks.
It enables direct communication between isolated Layer 2 networks.
It adds cross-network IP addressing and routing to move data between Local Area Networks.
It encrypts data for secure transmission.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of networking, what does "encapsulation" refer to when moving IP packets?
Compressing the data within the packet.
Encrypting the packet for security.
Placing an IP packet inside a frame for transmission over a specific network segment.
Converting the packet into a different protocol.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do routers (Layer 3 devices) move IP packets across different networks?
They convert IP packets into electrical signals.
They remove the current frame encapsulation and add a new one at each hop.
They directly connect all local area networks.
They only handle data within a single local network.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of Layer-3 devices (routers) in a network?
To encapsulate frames for local networks.
To remove frame encapsulation and add new frame encapsulation at every hop.
To ensure packets remain the same throughout their journey.
To convert IP packets into Ethernet frames.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to an IP packet and its frame as it moves between different networks?
The IP packet changes, but the frame remains the same.
Both the IP packet and the frame change.
The IP packet remains the same, but the frame changes.
Neither the IP packet nor the frame changes.
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