Chapter 8 IGCSE ICT Safety & Security

A software that INFECTS a computer with the permission or knowledge of the user is a ______.

• Virus
• Botnet
• Worm
• Trojan Horse

Which of the followings are related with safety and security of computer

• Cover internet cables

• Use antivirus

• Eating healthy foods

• Respect each other

Is the unauthorised access to a computer system.

• Hacking

• Cracking

• Firewall

• Keylogger

• Spam

Software that records every character typed and sends it to a criminal

• Hacking

• Cracking

• Firewall

• Keylogger

• Spam

Software or hardware to control traffic in and out of a network

• Hacking

• Cracking

• Firewall

• Keylogger

• Spam

Unwanted email sent to a huge number of recipients

• Hacking

• Cracking

• Firewall

• Keylogger

• Spam

A word meaning “a system of rules or official procedure”

• Protocol

• Security

• Firewall

• Biometrics

• Encryption

A word meaning “procedures to ensure safety”

• Protocol

• Security

• Firewall

• Biometrics

• Encryption

A series of characters used to gain access to a system or service

• Protocol

• Security

• Password

• Biometrics

• Encryption

Encoding a message so that only authorized parties can read it

• Protocol

• Security

• Password

• Biometrics

• Encryption