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Explain the Evolutionary Model.
Ideal for software products that have their feature sets redefined during development because of user feedback and other factors. The Evolutionary development model separates the development cycle into smaller, incremental waterfall models in which users are able to get access to the product at the end of every cycle.
Feedback is given by the users on the product for the planning stage of the next cycle and the development team responds, often by changing the product, plans, or process.
Therefore, the s/w product evolves with time.
Indexing: The CDS/ISIS package indexes all fields selected for indexing into a single file. This file is known as 'inverted file'. There are indexing techniques for building i
Name the techniques used in behavioural model In conventional approach of modeling, analyst collects great deal of comparatively unstructured data through data gathering tools
Explain how to define Severity Rating in your project. Severity rating is a combination of three factors: - The frequency of the problem occurrence. It could be common / ra
Explain in detail the design concepts. Abstraction Functional abstraction Data abstraction Control abstraction Information hiding Every module in
Checks the interfaces among program elements for consistency and adherence to predefined axioms or rules.
What is meant by software prototyping? Software prototyping is a process of creating a model for the software product. This is developed based on the currently known requiremen
Write down the SRC for "Add a node" Function Add node Description Adds a node to an existing design. Inputs Node type, Design Identifier, Node position Source
Regression testing It is the re-execution of some subset of tests that have already been conducted to make sure the changes that have not been propagated unintended side effect
System Development Life Cycle (SDLC) stages are sometimes known as System Study. System concepts which are important in developing business information systems expedite problem sol
Data accuracy Don't collect redundant data The questions to be answered should be decided in advance and the needed data identified. Tell people why the data is being co
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