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Problem:
(a) What do you understand by user-centred design and why is it important?
(b) Explain how Prototyping and the Participatory Design approach are useful to the design of User Interface.
(c) What do you understand by the concepts "knowledge in the head" and "knowledge in the world" and what implications do they have for user interface design? Give two examples of each.
(d) You are part of a design team who has been assigned the duty of designing a computer-based system to monitor and control of activities of a nuclear reactor plant.
(i) What do you understand by distributed cognition? Support your answer with an example.
What is Validation represent? Validation means a set of deeds that ensure that the software that has been built to satisfy the customer requirements.
Q. Facilitated Application Specification Technique? A team oriented approach is developed for needs gathering and is called facilitated application specification Techniques FAS
QUESTION - Characteristics of DSs (a) List and describe any 4 characteristics of distributed systems. (b) State the criterion for a system to be considered as not a distrib
What are the aims of Analysis modelling? i. To make apparent what the customer wants. ii. To set up a basis for the creation of software design. iii. To devise a set of v
Advantages of Re-Engineering:- 1) Reduced risk - there is a huge risk in new software development. There might be development problems, staffing problems and specification pro
explain dfd
1. Perform a requirements analysis for the Case Study. Express the results using the following artefacts: a. A use case diagram for the functional requirements of the entire
Re-Engineering cost factors:- 1) The amount of the software to be re-engineered. 2) The tool support available for re-engineering. 3) The extent of the data conversion
What is Random Testing? This is one of process used to exercise a class. It is based on developing a random test series that tries the minimum number of operations typical to th
What is Random testing? Random testing is also referred as adhoc testing. As the tester can give the out of coverage data and the stability of an application is checked, whethe
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