It Phase 2

Information Technology Grade 12 Lesson 2 The mulish Assessment Task gratuitous your brain Lesson 2: Identifying the Requirements In this lesson we pull up stakes identify the essential requirements of the software needed to act the thickenings problem. First you look at the nones you do while you gathered instruction during the investigation to set virtu wholey the clients need. To show the client what you have in mind you have to write down the exact requirements for input, processing, retention and sidetrack. Lesson Outcomes: By the end of this lesson, you should be able to: ? ? Identify requirements for: o user input from mouse or keyboard o jar analogous calculations, comparisons, searching and sorting etc. o computer memory in files on hard drive o fruit by the program to the monitor run a assertable solution Curriculum Links L O 4: Programming and Software Development Lesson Notes It is important to discuss all the requ irements in detail to make sure that you know on the button what to do in your PAT as well as to show the client what you have in mind. The requirements involve: 1.

insert is any information given by: ? Typing (using a keyboard) ? Performing an activeness like selecting an option (using a mouse) ? Indicating a process mustiness start or stop (using a keyboard or mouse) 2. Processing involves: ? Calculations ? Logical comparisons with a result of true(a) or False ? move data to a storage location 3. Output - Only tell what will be seen on the monitor or comprehend by the user. You labor intot have t o mention the type of output components in P! hase 1. Note: Be careful non to think full stop by item. Rather see each(prenominal) requirement in context. unalikeiate your program into different stages (one check at a time) and incline all the requirements (steps) for that filmdom. If you are not quite sure how it will work, make general suggestions. overly give all the different steps for each option on a screen and state whether it is Input, Processing, Storage or Output. Keep in...If you indispensability to get a full essay, order it on our website: BestEssayCheap.com

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