Question

Why software maintenance is considered as the costliest and longest phase in soft development life cycle?

Answer 1

Explanation:

Software maintenance is widely accepted part of SDLC now a days. It stands for all the modifications and updations done after the delivery of software product. There are number of reasons, why modifications are required, some of them are briefly mentioned below:

Answer 2

Answer:

Answer:

please follow me

Explanation:

Known as the 'software development life cycle,' these six steps include planning, analysis, design, development & implementation, testing & deployment and maintenance. Let's study each of these steps to know how the perfect software is developed.