Applied computing 1/2 exam

Non functional requirement

A characteristic of what the user would want like custom fonts etc.

Functional requirement

A function in the code that is necessary for it to run

Scope

The boundaries of the solution/ what it will do and what it won’t

Constraints

What the solution will not be able to do

Data collection methods:

Interviews, surveys

Malware

Trojan, spyware, virus, worms

Ciphers

Protects data by using something called encryption turning readable data into an unreadable format.

Polyalphabetic cipher

used to substitute alphabets

Vigener cipher

shifts positions in the alphabet

Machine learning

Ai analyses various data traffic identifying patterns allowing to authenticate malicious activities.

Ethical hacking/ white hat hacking

Professionals who purposely try to hack a system trying to figure out possible vulnerabilities 

LAN

local area network connects device in a limited geographical location

WAN

wide area network is in more than 1 geographical location often consisted of 2 lans able to communicate using the internet.

Router

a device used to connect multiple lans or a wan allowing them connect to the internet.

switch

A device that uses physical device signals to send it to the right place. It chooses where to send it opposite to a hub.

Hub

A device that takes signals then distributes it to the entire network.

Federal parliment

responsible for creating legistrations that applies to all individuals and organisations in Australia.

State parliment

responsible for creating legistrations for individuals in a specific state.

Act of parliment

document that contains a set of rules for a particular area

HPP2

Only disclose health information for the primary purpose it was collected for or directly related to the secondary purpose.

HPP4

Safeguard the information you hold against misuse

HPP5

Documents should clearly express polices in your management of health. Make this available for anyone who asks.

APP1

Open and transparent management of personal information. Clear privacy policy

APP6

use or disclose personal information for the primary purpose

APP11

Take reasonable steps to protect the data from threats.

IPP2

Personal information should only be disclosed for the primary purpose

IPP4

Organisations should protect personal information from misuse.

IPP5

Organisations must have clearly expressed polices

Sequence

A set of instructions that executes line by line

Selection

Allows applications to make decisions 

Iteration

also known as a loop is used to repeat code multiple times.

Software maintenance

making change to the software after they have been installed to improve performance.

operating system updates

keeping the software updated to improve usability functionaility and security

Staff procedures

Steps staff should take when dealing with data and information.

encription

involves changing data so it can only be decrypted with a key.

symmetric encryption

both sender and user use the same private key.

asymmetric encryption

The sender uses a public key to encrypt the message where as the receiver uses a private key to decrypt the information.