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Physical Layer Quiz

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Questions and Answers

Which layer in the network is responsible for supporting communications across data networks?

Application Layer

Physical Layer (correct)

Data Link Layer

Transport Layer

What is the purpose of the physical layer in the network?

To provide error detection and correction

To determine the most efficient path for data transmission

To establish a connection between devices (correct)

To manage network resources

What are the characteristics of the physical layer?

It manages network resources

It determines the most efficient path for data transmission

It is responsible for the physical transmission of data (correct)

It provides error detection and correction

What is the main advantage of fiber-optic cabling over other media?

<p>Higher data transfer speeds</p> Signup and view all the answers

How can devices be connected in a network?

<p>Using either wired or wireless media</p> Signup and view all the answers

Study Notes

Network Communication

The network layer is responsible for supporting communications across data networks.

Physical Layer

The physical layer is responsible for transmitting raw bits over a physical medium, defining cables, Wi-Fi, and network topology.

Characteristics of Physical Layer

Specifies the physical means of data transmission between devices
Defines cable specifications, wireless transmission, and network topology

Fiber-Optic Cabling

The main advantage of fiber-optic cabling over other media is its high speed and resistance to electromagnetic interference.

Device Connection

Devices can be connected in a network through wired connections (e.g., Ethernet cables) or wireless connections (e.g., Wi-Fi, Bluetooth).

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Description

Test your knowledge on the purpose and functions of the physical layer in a network with this quiz. Explore the characteristics and services of physical layer protocols and network media that support communication across data networks.