Understanding URLs and FTP Protocol
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Questions and Answers

Match the following types of malware with their characteristics:

Computer virus = Infects executable and document files Worm = Spreads from one computer to another without needing to attach to other files Trojan horse = Masquerades as a useful program to trick the user into installing it Spyware = Gathers information such as credit card numbers

Match the following viruses with their names:

ILOVEYOU = A computer virus Melissa = A computer virus Brain = A computer virus Code Red = A worm

Match the following worms with their names:

Morris = A worm SoBig = A worm SQL Slammer = A worm MyDoom = A worm

Match the following actions with what worms can do:

<p>Delete files = Action that worms can perform once inside a computer Install programs = Action that worms can perform once inside a computer Send documents to other computers on a network = Action that worms can perform once inside a computer Corrupt or overwrite files = Action that Trojan horses can perform</p> Signup and view all the answers

Match the following activities with the type of malware that performs them:

<p>Log keystrokes and spy on the user = Activity performed by spyware Provide an entrance or backdoor to the system = Activity performed by Trojan horses Spread other programs like viruses = Activity performed by Trojan horses Infect executable and document files = Activity performed by computer viruses</p> Signup and view all the answers

DSL can provide speeds of up to 384kbps to 8 Mbps (megabits per second)

<p>True</p> Signup and view all the answers

Cable internet can provide speeds of up to 5mbps to 50mbps (megabits per second)

<p>True</p> Signup and view all the answers

The World Wide Web is a distributed interconnection of information on the Internet

<p>True</p> Signup and view all the answers

Microsoft Internet Explorer (IE) is the most famous Web browser

<p>False</p> Signup and view all the answers

A URL and a URI are the same thing.

<p>True</p> Signup and view all the answers

FTP stands for File Transmission Protocol.

<p>False</p> Signup and view all the answers

Malware refers to any program or code that is intentionally designed to benefit a computer system.

<p>False</p> Signup and view all the answers

Computer viruses are self-replicating programs that only spread via physical contact between devices.

<p>False</p> Signup and view all the answers

The Internet is a worldwide network of telephones that allows users to access other telephones no matter how far away they are from each other.

<p>False</p> Signup and view all the answers

ISDN offered two channels that could be combined to provide a maximum speed of 256 kbps for data transfer.

<p>False</p> Signup and view all the answers

DSL uses telephone lines for digital network connection.

<p>True</p> Signup and view all the answers

Users connect to the Internet by signing up with Internet Service Providers (ISPs) who provide access to it.

<p>True</p> Signup and view all the answers

Trojan horses need to attach to other computer files in order to spread.

<p>False</p> Signup and view all the answers

Worms have the ability to spread themselves from one computer to another without attaching to other files.

<p>True</p> Signup and view all the answers

The ILOVEYOU virus infects only Word documents and Excel spreadsheets.

<p>False</p> Signup and view all the answers

Trojan horses can erase, corrupt, or overwrite files, spread other programs like viruses, log keystrokes, and spy on the user.

<p>True</p> Signup and view all the answers

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