Free NE Network Fundamentals Questions and Answers

Question 1

What is the main purpose of a network?

Accepted Answer

To facilitate the sharing of resources and information

Answer

A network allows multiple devices to communicate and share resources such as files, printers, and internet connections.

Question 2

Which layer of the OSI model is responsible for end-to-end communication and error checking?

Accepted Answer

Transport Layer

Answer

The Transport Layer (Layer 4) ensures reliable data transfer between end systems by handling error checking, data flow control, and re-transmission of lost packets.

Question 3

What is the role of the Network Layer in the OSI model?

Accepted Answer

To manage the routing of data packets between devices

Answer

The Network Layer (Layer 3) is responsible for determining the best path for data to travel from the source to the destination across different networks.

Question 4

Which device operates at the Data Link Layer and is used to connect devices within a Local Area Network (LAN)?

Accepted Answer

Switch

Answer

A switch operates at the Data Link Layer (Layer 2) and is used to connect devices within the same network, forwarding data to the correct device based on MAC addresses.

Question 5

What does the acronym "LAN" stand for?

Accepted Answer

Local Area Network

Answer

A Local Area Network (LAN) is a network that connects devices within a limited geographic area, such as a home, office, or building.

NE - Network Engineer Practice Test

NE - Network Engineer Practice Test

Free NE Network Fundamentals Questions and Answers