How well do you know PC security?

To find out if you are security savvy or simply a sucker, answer the questions in our quiz and find out how much you know about staying safe when using the web.

Question 1

If you had a zombie in your house, what would you do?

A: Dig out your shotgun B: Clean up your PC with an anti-virus scanner - a zombie is a computer hijacked by malicious hackers C: Look for the TV cameras - it must be a new reality TV series

Question 2

What was "Elk Cloner"?

A: The first computer virus seen in the wild - it infected Apple machines B: The first computer virus seen in the wild - it infected IBM mainframes C: The first computer virus seen in the wild - it infected TRS-80 machines

Question 3

An e-mail turns up bearing an attachment labelled as video of a nude celebrity. What do you do?

A: Delete it - there's probably a virus in the attachment B: Open it and forward it to all your friends so they can enjoy the fun C: Sounds good, open it and sit back to watch

Question 4

Windows is nagging you to update the operating system. What do you do?

A: Ignore it, the updates will just slow down your machine B: Install the updates as soon as they become available C: Update every six months. Just to keep Microsoft happy

Question 5

You get an e-mail saying there are problems with your online bank account. The message does not address you by name. What do you do?

A: Forward it to your bank and then delete it. The message is a phish B: This sounds serious. Open it and click on the link in it and login C: Withdraw all your money and put it under the mattress where it will be safe

Question 6

What is a root kit?

A: A software package that helps you draw up your family tree B: A way to improve the health of your rose bushes C: A very stealthy computer virus that buries itself in your PC's operating system to avoid detection

Question 7

After downloading a new screensaver you get bothered with lots of pop-up ads, your web browser's start page has changed and any search is re-directed. What do you do?

A: Install a pop-up blocker to get rid of the adverts B: Run an anti-spyware package to see if your computer has contracted any of the bothersome bugs C: Scan your machine with both anti-virus and anti-spyware software

Question 8

What is a firewall?

A: The bricks at the back of the hearth B: Software that sits between your PC and the net and blocks net-borne attacks C: The notice board in the corridor announcing redundancies

Question 9

You need to choose a password for the account you have set up at an online shop. What do you do?

A: Pick one that combines letters and numbers that make it hard to guess B: Use the word "password" - it's easy to remember C: Use the same one as you use on every other site

Question 10

What is a DDoS attack?

A: Guerilla activism by open source software advocates in which they uninstall Windows on a PC and replace it with Linux B: US politicians criticising the US Department of Defense's Office of Security C: One that tries to knock a web server offline by bombarding it with huge amounts of data

 Press the button and see how you have done

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