Network Basics

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 is used for IP addresses.

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

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.

Which of the following statements describes the way networks are set up?

WANs are made up of LANs.

Which of the following statements is true of WANs?

WANs can be as big as the Internet.

WAN stands for

Wide Area Network.

A client is

a computer that requests a service.

Which of the following is an example of a payload?

an email message

Routers know where to send a network packet because they read the _______ contained in the packet. The ________ is the information that a user wants to send. A(n) ________ is an example of a payload.

control information payload email message

A network packet contains two kinds of information. What are they?

control information and user data

Which of the following is the most common cause of network failure?

human error

The letters LAN stand for ______ Area Network.

local

Which of the following devices can be connected to a network? Check all of the boxes that apply.

printers smartphones laptops tablet computers

Which of the following best describes the path of a network packet on the Internet?

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

How are computers connected to one another?

through networks

A hierarchical addressing scheme is used

to identify computers on the network.