it security

what is a computer virus?

• malicious software

• something you install

• malware that's disguised as something else

what does a virus do?

• change your passwords

• protects your computer

• harms your computer damages files and also deletes them

what can you do to protect your computer from a virus?

• Keep Your Personal Information Safe

• Don’t Use Open Wi-Fi

• Use Multiple Strong Passwords

what is a trojan horse?

• a file

• computer program which is disguised as something else

Which one of the following describes spam?

• Gathering information about a person or organisation without their

  knowledge.

• Performing an unauthorised action such as erasing files.

• Putting unnecessary load on the network by making copies of files.

• Sending unwanted bulk messages.

Which one of the following can protect a computer from the risk of unwanted emails?

• Anti-spam software.

• Anti-virus software.

• Anti-spyware software.

• PC diagnostic software.

Which one of the following could lead to the spread of a malicious program?

• Using only software that has been checked for viruse

• Opening only virus-checked file attachments from known sources.

• Opening only virus-checked file attachments from known sources.

• Using a USB Flash Drive from an unknown source to exchange data.

Which one of the following describes why firewalls are used?

• To prevent unauthorised access by incoming transmissions.

• To prevent destruction of a computer in the event of a fire.

• To enable easy downloading of data from web sites

• To detect and disable viruses already on a computer.

Which one of the following describes a computer hacker?

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

• A skilled programmer who secretly invades computers without authorisation.

• A skilled programmer who writes programs to train new employees.

• A skilled programmer who helps in the installation of new software for an organisation.

which one of the following should be used to change your password?

• control panel

• anti virus software

• windows fire wall