#SW

Описание: 🎯 Overview

This video explains SDLC: Agile Methodology and why it has become the default choice in modern software development. In a world of rapidly changing requirements, Agile shifts the focus from heavy processes to people, collaboration, and working software, offering a more adaptive way to build systems. We will also look at its limitations and how to combine Agile with traditional models in real projects.

🧩 Key Topics

1️⃣ Concept & Definition

Agile is a software development approach designed to actively respond to continuously changing requirements.
Instead of a linear, phase-driven model, Agile follows short, iterative cycles to deliver small increments of working software early and often.
It is a people- and collaboration-centric philosophy where communication and feedback loops are core design elements of the process.

2️⃣ Background, Characteristics, and Agile Manifesto Values

Key characteristics:

Flexible response to changing requirements (variable-demand adaptability)
Reduced software bugs through frequent development–test cycles
Higher customer satisfaction by delivering working software regularly.
Background:

As technology and markets started changing faster, traditional SDLC models assuming stable requirements became less realistic.
Process-heavy, document-centric methods exposed issues of rigidity and inefficiency, which Agile set out to solve.
Agile Manifesto core values:

Individuals and interactions over processes and tools
Responding to change over following a plan
Working software over comprehensive documentation
Customer collaboration over contract negotiation.

3️⃣ Limitations, Risks, and Mitigation Strategies

Limitations:

In large-scale projects with many teams and stakeholders, Agile can struggle with consistent governance and coordination.
Minimal documentation can make audits, regulatory compliance, and external reviews challenging.
Mitigation strategies:

Use a hybrid model: keep a traditional SDLC framework at the top level while applying Agile practices at the team or component level (Scrum teams, feature squads, etc.).
Involve the customer from the very beginning with regular demos and review sessions and frequently showcase working software to build trust and transparency.

4️⃣ Evolution of Agile and Major Frameworks

Agile is not a single method but an umbrella for various approaches:

RAD (Rapid Application Development): emphasizes fast prototyping and user involvement.
Scrum: iterative and incremental development with sprints, daily stand-ups, and regular reviews.
XP (Extreme Programming): focuses on software quality with practices like pair programming, TDD, and continuous refactoring.
Lean: brings the philosophy of eliminating waste and optimizing flow, heavily influencing Agile thinking.
In practice, many organizations blend Scrum, Kanban, and Lean to create a customized process that fits their size, culture, and regulatory context.

💡 Key Takeaway

Agile accepts the reality that requirements will change and provides a structure that is inherently friendly to change. However, for large or highly regulated environments, a well-designed hybrid approach, combining Agile with traditional SDLC, is often the most realistic choice. Ultimately, success depends less on “being Agile” by name and more on applying Agile principles wisely to your organization’s actual context.

🧠 Keywords

#SDLC #AgileMethodology #Scrum #XP #LeanSoftwareDevelopment #IterativeDevelopment #RequirementsChange #HybridSDLC #WorkingSoftware #CustomerCollaboration

📎 Links

GilliLab Tech Log: https://techlog.gillilab.com
GilliLab Tistory: https://rupijun.tistory.com
GilliLab Blogger: https//gillilab.blogspot.com