CompTIA ITF+ ITF+ Networking Fundamentals

Question 1

What does LAN stand for in networking?

Accepted Answer

Local Area Network

Answer

LAN stands for Local Area Network, which connects devices within a limited geographic area such as a home or office building.

Question 2

Which network topology connects all devices to a single central hub or switch?

Accepted Answer

Star

Answer

In a star topology, all devices connect to a central hub or switch, making it the most common topology in modern LANs.

Question 3

What is the primary purpose of the OSI model?

Accepted Answer

To provide a standardized framework for network communication

Answer

The OSI model provides a seven-layer framework that standardizes how different network systems communicate with each other.

Question 4

Which layer of the OSI model is responsible for routing packets between different networks?

Accepted Answer

Network (Layer 3)

Answer

The Network layer (Layer 3) handles logical addressing and routing of packets between networks using protocols like IP.

Question 5

Which networking device connects multiple networks and forwards traffic based on IP addresses?

Accepted Answer

Router

Answer

A router connects multiple networks and uses IP routing tables to forward packets toward their destination networks.

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