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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.
Key process areas of Capability Maturity model (CMM) Effectiveness, Predictability and control of an organization's software processes are believed to get better as the organiz
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What are the functions of data architecture? It gives the information needed for a business function. Recognize the data objects and their relationship. Eg: Custome
Question: (a) Show two main approaches to identify risk in a project. (b) John finds that IOE recovers some overheads as oncosts on direct staff costs although others are
Subroutines Frequently, the similar piece of code must write over again in many dissimilar parts of a program. Instead of repeating the code every time it is required, there
What is the difference among an implicit and an explicit conceptual model?
Define about the erroneous data - Test data Abnormal/erroneous data - This is data outside the limits of validity/acceptability and must cause an error message to be g
Q. Describe design walk throughs and critical design review. Ans. A design walkthrough is a excellence practice that allows designers to acquire an early validation of desi
What is a Real time system? Real time system is a software system in which the correct functionalities of the system are dependent upon results formed by the system and the tim
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