Microsoft Networking Essentials Exam Network Hardware & Infrastructure

Question 1

What is the primary function of a network switch?

Accepted Answer

Forward frames based on MAC addresses within a network

Answer

A network switch forwards Ethernet frames to the correct port based on the destination MAC address, operating at Layer 2 of the OSI model.

Question 2

Which cable type uses light to transmit data and is immune to electromagnetic interference?

Accepted Answer

Fiber optic

Answer

Fiber optic cables transmit data as pulses of light through glass or plastic fibers, making them immune to electromagnetic interference (EMI) and capable of long-distance, high-speed transmission.

Question 3

What device operates at Layer 3 and forwards packets between different networks?

Accepted Answer

Router

Answer

A router operates at Layer 3 (Network Layer) and uses IP addresses to forward packets between different networks, making routing decisions based on routing tables.

Question 4

What is the maximum cable length for a standard Cat 5e Ethernet (100BASE-TX) run?

Accepted Answer

100 meters

Answer

The maximum recommended cable length for Cat 5e Ethernet (100BASE-TX) is 100 meters (328 feet) to ensure reliable signal quality.

Question 5

Which type of network topology connects all devices to a single central cable?

Accepted Answer

Bus topology

Answer

In a bus topology, all devices connect to a single shared cable (the bus), and a break in the cable can bring down the entire network.

Microsoft Networking Essentials Exam Practice Test

Microsoft Networking Essentials Exam Practice Test

Microsoft Networking Essentials Exam Network Hardware & Infrastructure