Unit 8: Malware/Security

1.

5 points

A botnet is

a firewall that catches bots.

a network of private computers infected with malware and controlled as a group without the owners' knowledge.

what's left after expenses are deducted from a bot.

a computer that runs robots.

2.

5 points

A common method for a virus to infect a computer is through

germs on the keyboard.

an installation disk.

an email attachment.

an external hard drive.

3.

5 points

Malware which tracks keyboard activity on a computer is called a

virus

worm

scareware

keylogger

4.

5 points

To protect your PC from the intrusion of malware, you should run a(n)

filter like iBoss.

hackerblocker.

firewire.

anti-virus software.

5.

5 points

Malware that locks up your computer until you pay to unlock it is called

keyware.

lockstock.

encryptoware.

ransomware.

6.

5 points

Re-direct malware does what?

changes your hard drive to an optical drive.

blocks dangerous websites.

gives additional suggestions for web searches.

diverts your web search to an unwanted webpage.

7.

5 points

Unsolicited, unwanted, and/or "junk" email is called what?

Spam

Open Source

Vienna Sausage

ransomware

8.

5 points

Which of the behaviors below is a common symptom of malware infection?

the monitor blinks on and off.

the anti-virus shuts down the PC.

the computer beeps a special code.

the computer runs slowly and freezes up frequently.

9.

5 points

A good website for downloading software is

any website with a recognizable logo.

cnet.com

pirateware.com

Micrasofte.gov

10.

5 points

How does malware infect a computer?

through email attachments.

through malevolent links on a website.

through "backdoors."

all of the above.

11.

5 points

Scareware is designed to

scare away viruses.

remove unwanted adware.

trick you to pay money for something.

both a and b.

12.

5 points

A Trojan( or Trojan horse) is…

malware which masquerades as harmless software.

software which scans for viruses.

software which injects malware while pretending to do something else.

both a and c.

13.

5 points

A Firewall does what?

prevents unauthorized or harmful access from the Internet to a network or device.

shields malware from anti-virus software.

channels malware to a safe folder.

limits damage caused by a PC overheating.

14.

5 points

A good anti-virus program will always

quarantine annoying updates.

identify and remove all malware.

cost a lot of money.

identify and remove most malware.

15.

5 points

A worm can infect network computers even without

user action such as clicking on a link or email attachment.

a link to a server.

a network connection.

an operating system.

16.

5 points

Malware is defined as software that

is very expensive to run.

makes your computer do something you do not want it to do.

often malfunctions when you use it.

prevents viruses from taking over your pc.

17.

5 points

A anti-virus program that runs all the time is called what?

System service.

A quarantine file.

real-time scanner.

An energy hog.

18.

5 points

A common way to acquire a computer virus infection is through

Google Chrome

Internet Explorer

bad links on a website.

anti-virus scanners

19.

5 points

"Phishing" is a term used to describe an attempts to do what?

Catch spam.

Troll for viruses.

Get personal information.

None of the above.

20.

5 points

Unlike a virus, a worm

is not infectious and usually does no harm.

requires that you click on something.

spreads through networks without the aid of user interaction.

is a common email attachment.