A prototype is a primary interpretation of a product or result that's used to test and validate the design, functionality, and usability of the finalproduct.Prototyping is an important part of the design process, as it allows contrivers and inventors to trial with different results, explore different options, and validate their ideas before investing significant coffers into the final product.

Testing and Quality Assurance( QA) are important factors of the software development process that insure the quality, trustability, and performance of a softwareproduct.Testing and QA help to identify and resolve bugs, ameliorate the stoner experience, and insure the software meets the conditions and prospects of the stakeholders and end- druggies..

Development is the process of creating and erecting a software product, similar as an operation or website, fromscratch.This process generally involves a platoon of inventors who work together to write, test, and upgrade law to produce the finalproduct.The development process generally involves several stages, including.

Support and conservation are important factors of the software development lifecycle that insure that the software product continues to meet the requirements and conditions of the stakeholders and end- druggies after its originalrelease.This includes fixing bugs, adding new features, and making updates to insure that the software remains dependable, secure, and compatible with new technologies and platforms.