Categories
Theory

Networks

This post is aimed at the Matric Learner preparing for theory assessment: it covers work from the entire CAT syllabus. Much of this theory was covered in Grades 10 & 11 and should serve as revision. Definition: a (computer) network is defined as two or more computer devices connected to each other. The physical network […]

Categories
Theory

Making friends with CAT Theory

CAT is a living subject – you are surrounded by examples of computer technology all the time. The technology changes rapidly and you can keep up-to-date by simply being curious. The theory component of CAT should not be boring “book learning”. Almost without exception, you should be able to see examples of and experience the […]

Categories
PAT Phase 1

Phase 1 research questions

You must become an expert on your PAT topic! You must have all the knowledge that will be required to answer/solve the question posed in your Focus Question. To do this, you must ask yourself: What do I need to know to be an expert on this topic? Part of this process is creating a […]

Categories
CSS

Starting simple CSS

The CAT curriculum, unfortunately, teaches a very old version of HTML. Modern web development has moved on dramatically. One of the important concepts is separating structure from presentation. In this post, I explain through a number of steps how to start your journey to CSS and one of the crucial concepts in modern web development: […]

Categories
PAT Phase 3

Editing images for your website

The Learner Guide specifies that your images must be correctly sized for the web. Most Learners simply change the dimensions of the image using the width and height attributes, often causing the image to be displayed out of proportion in the process. This does also not change the file size. It is worth taking the […]

Categories
HTML5

HTML5 validation