1) What is a computer virus? a) a program written to cause harm to a computer b) a hardware fault which causes data to be damaged c) a fault with the CPU which means that data is lost or damaged 2) What is the most common way people's computers get infected by a virus? a) receive a fax b) install new hardware c) download email attachments 3) Which of the following statements is true? a) you can buy programs that tell you if you have a computer virus b) computer viruses always destroy your work c) you must reinstall your operating system to get rid of a virus 4) What type of warning are you most likely to receive if a virus is found on your system? a) the computer will shut itself down b) a siren will sound and continue until the virus is removed c) your anti-virus software will display a message and ask you how to proceed 5) What purpose does anti-virus software serve? a) it deletes every file it suspects is infected b) it stops people gaining unauthorised access to your computer via the internet c) it inspects computer files and email attachments for viruses and removes or quarantines any that it finds 6) Which of the following is BAD advice for protecting your computer against infection? a) open email attachments if they look interesting b) use up-to-date anti-virus software and always download the latest definitions c) only download files from reputable internet sites 7) What law makes it illegal to knowingly spread a computer virus? a) Computer Misuse Act b) Virus and Hacking Act c) Data Protection Act 8) What year was this Act passed in? a) 1990 b) 1995 c) 2000 d) 2005 9) Which of the following is NOT an offence under the Computer Misuse Act? a) unauthorised access to someone else's files b) altering computer data without permission, eg writing a virus to destroy someone else's data c) copying copyright protected software and trying to sell it to make a profit

Computer Science - Viruses

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