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Describe the various elements of data design?
i. Data object - The data objects are identified and relationships among various data objects are represented using ERD or data dictionaries.
ii. Databases - Using software design model, the data models are changed into data structures and data bases at the application level.
iii. Data warehouses - At the business level useful information is identified from various databases and the data warehouses are created
Equivalence class: -It shows a set of valid or invalid states for input conditions. An input condition is either a particular numeric value, a range of values, a set of related val
Q. Discuss the various strategies of design. Which design strategy is most popular and practical? Ans The most commonly utilized software design strategy involved decomposing
After users are authenticated, what measures can be employed in order to maintain security when users are away from their computers? 2. Discuss ways in which the use of strong au
what are the basic advantages of using interrput-initiated data transfer over transfer under progrm control without an interrput
Why software change occurs? Software change occurs because of the following reasons. New requirements appear when the software is used. The business atmosphere changes. E
Why testing is important with respect to software? A testing process focuses on logical internals of software ensuring that all statements have been tested and all are function
What is software measure? A software measure is a mapping from a set of objects in the software engineering world information a set of mathematical construct like numbers or v
Q. Explain the Traces debugging method? Traces:-Printout contains merely certain memory and register contents and printing is conditional on some event occurring. Typical condi
What are the Problems held while creating system flowchart (1) A company selling CDs and DVDs presently uses a paper-based, manual system to keep track of: - Stock levels
What are the phases of Problem solving Loop? Problem definition shows the problem to be solved. Technical developmentSolve the Problem by some Technology. Solution Integr
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