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Why is maintenance of a software important?
The alteration of a software product, after delivery, to correct faults, to improve performance or other attributes, or to adapt the product to a changed environment.
Maintenance is a significant part of the software life-cycle. It is costly in manpower and resources, and one of the aims of software engineering is to decrease its cost.
The most significant problem during maintenance is the before correcting or modifying a program, the programmer must first understand it.
What is stepwise refinement? Stepwise Refinement:- Stepwise Refinement is a top-down design method originally proposed by Niklaus Wirth. A program is developed by successively
I have to do an assignment. Can you help me to do it
testing
Assuming that all the tables have been created as given in the relational schema, write SQL code to make the following changes in the structure of the tables: (i) Make the empl
What is data modelling? Data modeling is the basic step in the examine modeling. In data modeling the data objects are examined independently of processing. The data model s
Question 1 Explain black box and white box testing techniques Question 2 Explain different roles of the software development? Question 3 List out different project
describe process
What are the fundamental activities of a software process? Specification Design and implementation Validation Evolution
What is the diamgram .
Explain Test Procedure? Ans) The formal or informal process that will be followed to execute a test. This is usually a written document that permits others to implement the test
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