Which of the following is NOT a physical access restriction?

• Encryption

• Security Guard

• Biometric System

• Fire and water-proof cabinet

The illegal copying and selling of programs is referred to as

• propaganda

• software piracy

• computer fraud

• industrial espionage

Scrambling messages at the sending end and unscrambling messages at the receiving end is called

• coding

• espionage

• encryption

• eavesdropping

What is a firewall?

• A wall made offline
• A way of protecting from unauthorised access
• The cloud
• Mum's burnt cooking

How can you protect yourself from viruses?

• go to a doctor

• take some medicine

• be careful what flash drives are used with your computer

• keep your computer turned off

Anti-virues is a barrier that prevent illegal penetrations through network, internet or storage media.

• TRUE
• FALSE

Explain the purpose of EACH of the following security procedures

(a) Archiving

(b) Recovery

The local government office in your district collects government revenue from residents in the district. A small office staff is employed to perform the administrative functions required by the office.

(a) State ONE (1) method that is used to prevent the public from having physical access to the computers

(b) State TWO (2) software methods that can be used to prevent unauthorized staff from accessing sensitive data on the computer

(c) State FOUR (4) ways the integrity of the data can be comprised

(d) State TWO (2) steps in a procedure to be used to retrieve online data that is lost

(a) Define the term 'computer virus'

(b) Briefly describe THREE (3) types of computer viruses

(c) List THREE (3) ways to protect computers from viruses

(a) Define the term 'hacking'

(b) List THREE (3) reasons why people may hack

(c) List TWO (2) methods to gain illegal access to computers