Exam

Question 1

Threats

Answer 1

Accidental, Deliberate and Event based

Question 2

Procedures to protect threats

Answer 2

Train staff
Use different password
Backup data
Encrypt hard drives
Hire external security

Question 3

8 areas of software security

Answer 3

Antivirus
Audit trails
Access restriction
Access of logs
Encryption
Security protocols
Firewall
Username and password

Question 4

Protocols

Answer 4

802.11

Question 5

Cloud computing

Answer 5

Storing data on a devices in a remote location through an internet connections

Question 6

Advantage of Cloud computing

Answer 6

Access from anywhere in the world as long as you have an internet connection – don’t need to be on the LAN
Allows users all over the world to collaborate
Don’t need to spend money maintaining and updating equipment
Your own device can be cheap and low powered because you are using the processing and storage capacity of the servers of your cloud provider

Question 7

Disadvantage of Cloud computing

Answer 7

Cannot access your documents without an internet connection.
If that company goes out of business, you could lose all your data
There are on-going costs

Question 8

Legal Consequences

Answer 8

Fines
Gaol (jail) terms are possible for deliberate violations

Question 9

Financial consequences

Answer 9

Loss of data could mean that it is difficult to conduct business
Have to spend money on fixing the problems – e.g. upgrade or replace equipment
Loss of trade secrets to competitors

Question 10

Reputational consequences

Answer 10

The organisation’s reputation as a reliable business partner is lost
Therefore people will be less likely to want to do business with that organisation
This will cost the organisation money

Question 11

Data integrity

Answer 11

How trustworthy the data is RATCAR

Question 12

Important legislation

Answer 12

Privacy ACT 1988
Privacy and data protection ACt 2014
Health records ACt 2001

Question 13

Wired networks

Answer 13

Devices are connected by physical cables
Cables could be fibre-optic or copper
Fibre-optic is much faster, but much more expensive
Often the backbone will be fibre-optic but copper will be used from the nodes

Question 14

Wireless network

Answer 14

Generally use radio waves to transfer data between devices include
wireless local area networks (WLANs)
mobile networks
satellite networks
Bluetooth

Question 15

Advantage of wired

Answer 15

faster data transfer
better security – more difficult to “eavesdrop”
more reliable connection

Question 16

Disadvantage of wired

Answer 16

lack of mobility – devices cannot be easily moved
installation – costs of purchasing and installing cables
maintenance – costs of moving access points, installing new ones etc.

Question 17

Advantage of wireless

Answer 17

More flexible because mobile devices can be easily connected anywhere within range of a WAP
No cables taking up space and providing a tripping hazard
Easier to install
No need to install new access points

Question 18

Disadvantage of wireless

Answer 18

Data transfer usually slower than UTP
Distance much less – most about 35 metres, although can be up to 70 metres
Structures (e.g. walls) can interfere with transmission
Not as secure as cabled networks - easier to steal data while it’s being transferred.