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Explain about the Spiral Model
This model can be considered as the model that combines the strengths of various other models. Conventional software development processes don't take uncertainties into account. Vital software projects have failed due to unforeseen risks. Other models view the software process asa linear activity while this model considers it as a spiral process. Thesis made by representing iterative development cycle as an expanding spiral.
Draw the Context level DFD for the Safe home Software. User commands Alarm type Telephone Number tone Sensor status Display Information
a) An ER diagram for the system. Show all entities, relationships, cardinalities and optionalities. Also, include all intersection entities. You must use the Finkelstein method
Behavioral Analysis Model The Behavioral analysis is an operational technique for all requirement analysis techniques. When a sensor event is recognized the software invokes
Q. What are the objectives of software design? What are the objectives of software design? How do we transform an informal design to a detailed design? Ans Objectives of
#questionFrame Diagrams We discussed the importance of framing a problem in order to understand the problem better and be able to develop a solution more quickly and easily. In thi
What are the fundamental activities of a software process? Specification Design and implementation Validation Evolution
What are the advantages and disadvantages of size measure? Advantages: Artefact of software development which is simply counted. Many existing methods use LOC as a key input. A
What is regression testing? Regression testing is the re-execution of some subject texts that have already been conducted to make sure that changes have not propagated unintend
Phone Company (WLPC) is a provider of wireless phone service in the US with 100,000 customers serving mostly small markets. WLPC has just purchased additional airwaves in the US, C
how to get values from list
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