Networking Essentials Ch 3 Review

At what layer of the OSI model does a switch operate?

• Physical

• Data Link

• Network

• Transport

These TWO layers of the OSI model are combined in the network access layer of the TCP/IP model. (Pick Two!)

• Physical

• Data Link

• Network

• Transport

These THREE layers of the OSI model are combined in the TCP/IP model. (Pick Three!)

• Application

• Presentation

• Session

• Transport

There were two models discussed in the chapter. Which one of them is a reference model?

• OSI

• TCP/IP

There were two models discussed in the chapter. Which one of them is a protocol model?

• OSI

• TCP/IP

A series of protocols that have to be used together to accomplish a task are called this.

• Protocol Stack

• Protocol Model

• Protocol Reference

• RFC

This is the IEEE standard for Ethernet

• 802.3

• 802.11

• 802.15

• T568B

Which of the following is NOT a reason why having network protocols and models is a good thing?

• Compatibility between networks and devices

• Encourages manufacturers to compete

• Encourages manufacturers to innovate

• Guarantees lower prices and communications will work

Which of the following is NOT one of the things that network protocols would focus on defining?

• Message timing and size

• Message encapsulation and pattern

• Message format and encoding

• Message content and information

This is the layer of the hierarchical design that user connect their devices to.

• Core

• Distribution

• Access

• Physical