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Q. Why is maintenance of a software important? Discuss some of the problems that are faced during maintenance of software.
Ans: The modification of a software product subsequent to delivery to correct faults to improve performance or other attributes or to adapt the product to a changed environment.
Maintenance is a vital part of the software life-cycle. It is expensive in manpower as well as resources and one of the aims of software engineering is to reduce its cost.
The most vital problem during maintenance is the before correcting or modifying a program and the programmer must first understand it.
differentiate between structured analysis and structured design
Q. A program is to be developed to simulate the operations of a scientific calculator. List the facilities to be provided by this calculator. Analyze this using DFD? Level 0
Differentiate between regression testing and re-testing - Re-testing: - It means testing a single defect that was just fixed. Only one test is performed here. - The ta
What are the advantages and disadvantages of using a Business Intelligence (BI) software system in a small/medium level business?
Q. What is Data Restructuring explain? Data Restructuring : Prior to data restructuring begins a reverse engineering activity called analysis of source code must be conducted.
what is type of organizational behaviour like classical,neo and morden?
What is recovery testing? Recovery testing is a system test that forces the software to fail in a various of ways and verifies that recovery is properly done.
Go to Blackboard, and print the project scenariolocated under the Project folder. Using Visio, draw a Physical DFD ofall three business processes described in theproject scenario.
Define software scope. The first software project management activity is the determination of software scope. Scope is explained answering the following questions. Context:
program for full subtractor?
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