IT Security & Encryption of Data

Unwanted unsolicited messages, sent by unknown sources, are known as?

• Viruses

• Trojans

• Hoaxes

• Spam

A computer can be protected from the risk of unwanted emails by?

• Using anti-virus software

• Using anti-spam software

• Never using free email sites.

• Using a firewall

Which one of the following describes how a virus can enter a computer

• By installing licensed software

• By forwarding email attachments from an unknown source

• By opening email attachments from an unknown source

• By not downloading files from obscure websites.

What action should you take if you receive a chain letter email?

• Forward the email to others

• Download it onto your system

• Open it immediately

• Delete the email

Which one of the following best describes phishing?

• An email directing the recipient to enter personal details on a fake website

• An email warning the recipient of a computer virus threat

• An email advertising a department store

• An unwanted email that installs a virus on the recipient's computer

To ensure that anti-virus software is effective you must?

• Install windows software updates

• Update the anti-virus software regularly

• Restrict computer access to known persons

• Install the latest versions of software

Which one of the following will minimize the risk of your computer from being infected by a malicious program?

• PC diagnostic software

• Anti-spyware software

• Key management software

• Anti-spam software

Which product below protects a computer from the risk of malicious programs?

• PC diagnostic software.

• Anti-spyware software.

• Key management software

• Anti-spam software

Internet-based attacks on your computer are prevented by which of the following?

• Anti-spam software

• Anti-virus software

• Anti Malware software

• Firewall software

A computer hacker can be described as?

• A skilled programmer who writes computer games.

• A skilled programmer who creates software and trains youngsters on how to write software.

• A skilled programmer who uses authorised access to exploit information available on a computer.

• A skilled programmer who secretly invades computers without authorisation.