{"id":22859,"date":"2023-09-06T16:04:43","date_gmt":"2023-09-06T16:04:43","guid":{"rendered":"https:\/\/webtech.fr\/en\/?page_id=22859"},"modified":"2025-02-28T14:09:02","modified_gmt":"2025-02-28T14:09:02","slug":"development-life-cycle","status":"publish","type":"page","link":"https:\/\/webtech.fr\/en\/glossary\/development-life-cycle\/","title":{"rendered":"Development Life Cycle – GLOSSARY"},"content":{"rendered":"

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Development Life Cycle (SDLC)<\/h1>\n

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The\u00a0<\/span>Systems Development Life Cycle (SDLC)<\/strong>, also referred to as the\u00a0<\/span>Application Development Life Cycle (ADLC)<\/strong>, is a structured process for planning, creating, testing, and deploying information systems. It provides a framework for ensuring projects are well-defined, controlled, and meet the business needs they were designed to address.<\/p>\n

Here\u2019s a breakdown of the core phases involved in a typical SDLC:<\/h2>\n

Requirement Analysis:<\/h3>\n

This initial phase involves gathering, documenting, and analyzing business needs. It focuses on understanding the problem the system is intended to solve, the functionalities it should offer, and the stakeholders involved. Techniques like user interviews, workshops, and feasibility studies are employed.<\/p>\n

System Design:<\/h3>\n

Based on the requirements, this phase involves designing the overall system architecture, outlining the system\u2019s components, functionalities, and data flow. Detailed technical specifications are created, outlining hardware, software, network, and security needs.<\/p>\n

Development:<\/h3>\n

The actual coding and development of the system takes place in this phase. Developers translate the design specifications into a functional system, adhering to coding standards and best practices. Unit testing ensures individual components function as intended.<\/p>\n

Testing:<\/h3>\n

Rigorous testing is crucial to ensure the system meets requirements and functions without errors. This phase involves various types of testing, including unit testing (as mentioned earlier), integration testing (testing how components work together), system testing (testing the entire system), and user acceptance testing (UAT) where real users evaluate the system).<\/p>\n

Deployment:<\/h3>\n

Once the system passes testing, it\u2019s deployed to the production environment. This might involve migrating data from legacy systems, user training, and go-live procedures.<\/p>\n

Maintenance:<\/h3>\n

No system is perfect, and ongoing maintenance is essential. This phase involves fixing bugs, addressing user feedback, implementing new features, and ensuring the system remains secure and up-to-date.<\/p>\n

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Benefits of using an SDLC:<\/h2>\n

Improved Project Management:<\/h3>\n

The SDLC provides a clear roadmap for the development process, fostering better planning, resource allocation, and risk management.<\/p>\n

Enhanced Quality:<\/h3>\n

By following a structured approach, the SDLC helps ensure the delivered system meets requirements and functions as intended.<\/p>\n

Reduced Costs:<\/h3>\n

Early identification and mitigation of risks through the SDLC can prevent costly rework and project delays.<\/p>\n

Increased Stakeholder Satisfaction:<\/h3>\n

Clear communication and involvement of stakeholders throughout the SDLC leads to higher levels of satisfaction with the final product.<\/p>\n

Different SDLC Models:<\/h2>\n

There are various SDLC models, each with its own strengths and weaknesses. Some common models include:<\/p>\n