DHCP and DNS
Dynamic Host Configuration Protocol (DHCP) Every device on a network needs a unique IP address. While these addresses can be manually assigned that is not […]
Year 12 Semester 1
IPv4 and IPv6
IP stands for Internet Protocol. The v in IPv4 and IPv6 is Version. We use IPv4 and IPv6 for identifying nodes on a network, each […]
TCP/IP Model
Transmission Control Protocol / Internet Protocol (TCP/IP) is a set of communication protocols which specify how data is transferred across networks (and therefore the internet). […]
Variables – local, global, and parameter
Local A local variable is only available to the module (or block of code) it is within. That is its “scope”. The variable total is […]
Programming Control Structures
The code below is Pseudocode. Sequence Sequence is each statement after another. x = 0 OUTPUT (“Hello world”) are examples. Selection When a decision needs […]
Data types
Computers store information as binary 1’s and 0’s. These are known as bits. Groups of 8 bits are bytes. Ultimately, whatever data we store in […]
Compare common development processes
A methodology describes how the stages of the development framework are completed. Linear (waterfall) In it’s most simplistic definition each phase must be completed before […]