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...family of software systems. For this course, we will adopt the following definition, taken from Bass et al (2012). The software architecture of a system is the set of structures needed to reason about the system, which comprise software elements, relations among them, and properties of both. It is important to understand the software architecture because it tells the...

...family has been before, then I hope this course helps you get there. Also, at the end of this week, is a second and final summative test. And if you pass, then you can proudly display your well-earned course badge. Video 1 Introduction to Week 8 By the end of this week, you should be able to: consider the challenges in training to become an astronaut consider the future...

...family with. Finally, you’ll use doing and undoing diagrams to change what is being calculated by a formula. This is another aspect of mathematical study that is directly related to building skills for algebra. The final section concentrates on inequalities. These are used in the place of the usual equals sign, to show that something is greater or less than something...

...family of notation! If you want to divide 72 by 8 this can be written in the following ways: 72 ÷ 8, or 72 divided by eight , or 72/8 or eight times 72 Not all division problems will result in a nice whole number answer and you may have a number left over. This number is known as the remainder. The common notation is to show this using the letter R. Now, you’re going...