Network Basics

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Routers know where to send a network packet because they read the __A___ contained in the packet. The __B__ is the information that a user wants to send. A(n) ___C__ message hard drivepacket is an example of a payload.

A- Control Information B- Payload C- E-mail message

A network packet contains two kinds of information. What are they? geolocation data and user data control information and user password control information and user data geolocation data and user password

Control information and user data

Which of the following is the most common cause of network failure? storms equipment failure human error cable breakage

Human Error

Which of the following statements is true of a hierarchical addressing scheme? Check all of the boxes that apply. It includes different parts that represent the location of a computer or device on a network. It presents numbers in a randomized format. It is used for IP addresses.

It includes different parts that represent the location of a computer or device on a network. It is used for IP addresses.

The letters LAN stand for ____ Area Network.

Local

Which of the following are disadvantages of networks? Check all of the boxes that apply. Network intruders can access all computers on a network. Networks are costly to set up. Setting up networks does not require special knowledge.

Network intruders can access all computers on a network. Networks are costly to set up.

Which of the following devices can be connected to a network? Check all of the boxes that apply. printers smartphones typewriters laptops pencils tablet computers

Printers Smartphones Laptops Tablet computers

Which of the following statements are true of network packets? Check all of the boxes that apply They contain control information. They contain user data. They are sent over a network. They can travel indefinitely over the Internet.

They contain control information. They contain user data. They are sent over a network.

Which of the following statements describes the way networks are set up? LANs are made up of LANs. WANs are made up of WANs. LANs are made up of WANs. WANs are made up of LANs.

WANs are made up of LANs.

Which of the following statements is true of WANs? WANs do not cover very large areas. WANs are not used often. WANs can be as big as the Internet. WANs are smaller than LANs.

WANs can be as big as the Internet

WAN stands for Wireless Area Network. Wide Area Network. West Area Network. World Application Network.

Wide Area Network

A client is a computer that is disconnected from the network. the same as a server. a computer that requests a service. a router.

a computer that requests a service.

Which of the following is an example of a payload? a user an e-mail message routing information an envelope

an e-mail message

Which of the following best describes the path of a network packet on the Internet? sender, router 1, router 2, router 3, receiver sender, router 1, receiver sender, receiver, router 1, router 2 router 1, sender, router 2, receiver

sender, router 1, router 2, router 3, receiver

How are computers connected to one another? through networks through printers through laptops

through networks

A hierarchical addressing scheme is used to identify computers on the network. to make it hard to send data. to keep the network from failing. to make addresses hard to find.

to identify computers on the network


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