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What are the important points to do software design
The below points must be kept in mind when performing the design:
i) Practicality: This ensures that system is stable and can be operated by a person of average intelligence.
ii) Efficiency: This involvestimeliness, accuracy and comprehensiveness of system output.
iii) Flexibility: The system could be modifiable depending upon changing needs of user. Such amendments must be possible with minimum changes.
iv) Security: This is a significant aspect of design and must cover areas of hardware reliability, fall back procedures, provision for detection of fraud andsecurity of data.
Question: The activities in a project are given the PERT chart below: a) Identify all activity dependencies in the project. b) Clearly distinguish between critical
what is iterative and evolutionary developments? how iteration help in refining requirements
What is Benchmark? Ans) A Benchmark is a standard to calculate against.
What is the advantages of Iterative model This model is useful when less manpower is available for software development and release deadlines are tight. It's best suited for in
Draw the Context level DFD for the Safe home Software. User commands Alarm type Telephone Number tone Sensor status Display Information
Q. Explain Predictive validity? Predictive validity: It is the potential of the model to predict future failure behaviour from present and past failure behaviour. This capabi
What are the umbrella activities of a software process? Software project tracking and control. Risk management. Software Quality Assurance. Formal Technical Reviews.
What is meant by Data dictionary? The Data dictionary is a prepared listing of all data elements that are pertinent to the system, with precise, rigorous explanations so that b
Q. Why does the software design improve when we use object-oriented concepts? Ans. The software design gets betters when we use object-oriented concepts because 1.Object-o
Define Requirement Engineering. Requirement Engineering is a process that includes all of the activities needed to create and maintain a system requirements document. The fo
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