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Define Data Flow Diagram.
A Data flow diagram is a graphical description that depicts information flow & the transforms that are applied as data move from input to output.
The basic structure of a data flow diagram, also known as a data flow graph or a bubble chart.
a) There are four steps or activities in needs engineering: elicitation, specification, validation, and negotiation. Briefly explain the task of every of the four steps. Why needs
What are the common approaches in debugging? Brute force method: The memory dumps and run-time tracks are checked and program with write statements is loaded to get clues to er
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Software Engineering 1. Give the two roles of the software process. 2. Describe software maintenance and it types. 3. What is RAD model and its phases? 4. What do you
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Explain the role and functions of a Systems Analyst in the overall project development.
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