Microsoft Networking Essentials Exam Network Protocols & Standards 3

Question 1

Which layer of the OSI model is responsible for logical addressing and routing?

Accepted Answer

Network Layer

Answer

The Network Layer (Layer 3) handles logical addressing using IP addresses and determines the best path for data routing between networks.

Question 2

What protocol does a switch use to prevent network loops in a switched network?

Accepted Answer

STP

Answer

STP (Spanning Tree Protocol) prevents network loops in switched Ethernet networks by creating a loop-free logical topology.

Question 3

Which type of IPv6 address is equivalent to a private IPv4 address and used only within a local network?

Accepted Answer

Link-local

Answer

Link-local IPv6 addresses (starting with FE80::/10) are similar to private IPv4 addresses, used only for communication within a single network segment.

Question 4

What is the purpose of NAT (Network Address Translation)?

Accepted Answer

Translates private IP addresses to public IP addresses

Answer

NAT translates private (internal) IP addresses to public IP addresses, allowing multiple devices to share a single public IP address for internet access.

Question 5

Which protocol is commonly used for remote management of network devices using port 22?

Accepted Answer

SSH

Answer

SSH (Secure Shell) uses port 22 to provide encrypted remote command-line access to network devices, replacing the insecure Telnet protocol.

Microsoft Networking Essentials Exam Practice Test

Microsoft Networking Essentials Exam Practice Test

Microsoft Networking Essentials Exam Network Protocols & Standards 3