8.1 Computer Security

What is the purpose of a firewall?

• Stop your computer from getting viruses.

• To control which programs can send or receive data packets.

• To block programs from the Internet

• To protect the computer from scary monsters.

Scanning your computer periodically using anti malware means to...

• Scan the computer system for malware at set times (For example, once a week).

• Making sure that you keep the malware software up to date.

• Logging into your computer and clicking the "scan" button each time.

• Scanning attachments from emails and downloads from websites.

"Enigma" and "Caesar" are both examples of...

• Ciphers

• Keys

• Viruses

• Malware

What is needed for a computer to decrypt a data packet?

• Passcode

• Key

• Cipher

• Message

How many characters should a password be as a minimum?

• 5

• 6

• 7

• 8

Which of the following is the most secure password?

• Cabbages

• greencabbages

• MrEschHatesC@bBage5

• mreschhatesgreencabbages

Worms, Viruses, Zombies and Trojan Horses are all examples of...

• Computer viruses

• Malicious software (Malware)

• Harmful data

• Untrusted programs.

When anti malware software finds malware on your computer system,which statement best describes what happens next?

• The infected file will be sent to quarantine, so that it is isolated away from the rest of your files. You can then decide whether to delete or repair the file.

• The anti malware software will delete the infected file instantly, along with any other files which are linked to it. This keeps the computer system safe and secure.

• You will be told that you have malware and then have the option of deleting it.

Which Malware disguises itself as a useful program (e.g. a virus cleaner); however it actually performing malicious activities on your computer system?

• Trojan Horse

• Zombie

• Virus

• Worm

Which malware replicates itself and spreads to other computers on a network?

• Trojan Horse

• Zombie

• Virus

• Worm