CompTIA A+ Certification Exam 220-1101 Practice Test 5

Which networking device operates at Layer 2 of the OSI model and is used to forward frames based on MAC addresses?

What device is commonly used to connect multiple computers in a small office and operates at Layer 1 of the OSI model?

Which device is responsible for connecting different network segments and operates at Layer 3 of the OSI model?

What networking device is designed to filter traffic based on MAC addresses and is commonly used for security purposes?

Which device is used to amplify and extend the range of a network signal?

What networking hardware component assigns IP addresses to devices on a local network?

An infrastructure device designed for connecting wireless/wired client devices to a network is commonly referred to as:

What hardware component is responsible for converting digital data into analog signals for transmission over telephone lines?

Which networking device is used to direct traffic between different IP subnets?

What hardware component connects a computer to a wired network and operates at Layer 2, using MAC addresses?

Which device is used to create a secure network boundary between different segments of a network?

A simple device consisting of multiple connector blocks and ports used for cable management is known as:

A solution that allows to supply electricity over standard Ethernet cables is known as: (Select 2 answers)

What device is commonly used to segment a network into broadcast domains and operates at Layer 3 of the OSI model?

What is the primary function of a hub in a network?

What is the primary function of a bridge in a network?

What is the primary purpose of a load balancer in a network?

What is the function of an access point in a wireless network?

Which of the following answers refers to a dedicated device designed for supplying power over Ethernet cabling?

Which IEEE standard implements PoE+?

The IEEE 802.3bt standard implements: (Select all that apply)

Which type of fiber-optic equipment can be found at the demarc?

Which of the following tools allows to identify bad port on a network device?

The functionality of a Network Interface Card (NIC) can be checked by pinging: (Multiple answers)

The term “Port flapping” refers to a condition where port light on a network device rapidly alternates between up and down states. This problem is usually related to faulty or unsupported cable and/or incorrect link synchronization settings such as speed and duplex mismatch.