The people who will come into contact with the solution.
3 of 12
What are some methods of working out the actual problem that needs solving?
Interviews, Questionnaires, Document analysis of existing paperwork, Observations
4 of 12
What are interviews?
Involves arranging an appointment, preparing questions in advance and recording what has been said. –There are 2 types: ADV: Structured, can adapt dependent on answers, DISADV: Time consuming if many views are needed.
5 of 12
What are questionnaires?
Involves the creation of open/closed questions (closed = easier to analyse) which can be given to many people. ADV: Effective way of gathering many views and can be analysed easily, DISADV: Impersonal and not effective if the correct questi
6 of 12
What is document analysis of existing paperwork?
Finding out how an existing system operates helps understand what's currently going on. ADV: Help easily identify inputs/processes/outputs, DISADV: A system's needed 'cause it's not the best way so the documents mightn't give all the info needed.
7 of 12
What are observations?
Sometimes it's useful to watch what's going on. Watching people/processes can help identify the problems. ADV: Can view people/procedures/programs used/system wait times, DISADV: Talking to users mayn't give you all the info + might bias you.
8 of 12
What should you cover when writing a list of the clients requirements?
Data Capture – Function what the system actually has to do – Function – how it will do it – the processes: – User interface – Output – Storage – Security
9 of 12
What should you think about when writing the clients requirements?
What information needs to be produced as an output • What data would need to be put into the system and • What processing the computer must do to turn it from the input to the output.
10 of 12
How can you present the clients requirements?
As a list/with diagrams. If a problem's too complex, limit what you have to do; break it down into smaller parts. Once you've written the requirements, it's important to go back to the client and check they're correct.
11 of 12
What do you know about after covering this section?
Identifying problems, The difference between clients/end users/audience, How you can investigate a problem, The info that needs to be included in a specification, Using diagrams to help explain a problem, Identifying input/output/processing needs.
12 of 12
Other cards in this set
Card 2
Front
Who is the end user?
Back
The person who will use the solution.
Card 3
Front
Who are the audience?
Back
Card 4
Front
What are some methods of working out the actual problem that needs solving?
Comments
No comments have yet been made