Course: Understanding Information and Technology Today

There are many different ways of using cloud computing depending on what you want to do. More or less all of us use Software as a Service, at least from …

Before I get to the future, let me say a few words about the past of cloud computing. The idea is actually very old, it even predates the PC (personal …

IS/ICT can play different roles in organisations. Below I discuss some of the typologies that may help us make sense of these roles. Of course, we will not forget that …

Dr Dörfler introduces this week’s topics and activities.

This week we elaborate the picture of computers in organisations. Computers have become such a quintessential part of our lives that we consider them indispensable. They are not. I will …

Cloud computing is perhaps the most popular IS/ICT term nowadays. Surprisingly however, few people know what it means exactly. However, this is actually a great example of the success of …

In this step, we have collated an extensive list of readings for this week’s topic. At the beginning of the list, you will find links to online sources, such as …

Normally in any IS/ICT implementation we work with consultants. This is necessary as the buyer and the seller of an IS/ICT are never on the same page. The buyer wants …

One of the significant signs of ‘growing up’ in the world of business is when your small company reaches the size that you need to get an Enterprise Resource Planning …

Sometimes IS/ICT is sold and purchased with all the wrong conceptions on what purpose they serve. Therefore, I discuss below some prominent points of what computerised IS/ICT can really help …

The STD focuses on the time-dependent behaviour of the system and regards it as a whole. Its purpose is to identify the possible states of the system (as a whole), …

Dataflow diagrams are functional descriptions of the system (IS or otherwise); i.e. they describe what data are processed and stored, where, how, when and eventually by whom they are modified, …

In relation to DFD, the ERD can be considered as a meta-level diagram as it focuses on the types of data/objects and how they are related. The most significant challenge …

Hard methods, not only named so in IS design, are not called hard as opposed to easy, but in contrast to soft. Indeed as a friend of mine, Felix Hong, …