SDLC and STLC Explained with Simple Real-Life Examples

Karuna Digambar Kunde — Fri, 11 Jul 2025 11:31:06 +0000

🔰 Introduction:
When I first heard the terms SDLC and STLC, they felt confusing. But once I understood them with real-life examples, it became clear. In this blog, I’ll explain both — in the simplest way possible.

🔄 What is SDLC?
SDLC stands for Software Development Life Cycle
It describes all the steps involved in building software — from idea to delivery

✅ SDLC Phases:
Requirement Gathering – What does the client need?
Design – How will the system look & work?
Development – Coding begins here
Testing – QA team verifies the software
Deployment – Software goes live
Maintenance – Fix bugs or add features later

🏠 Real-life Example:
Imagine building a house:
You gather requirements (How many rooms?)
Create blueprints (Design)
Start construction (Development)
Inspect everything (Testing)
Move in (Deployment)
Fix leaks later (Maintenance)

🔍 What is STLC?
STLC stands for Software Testing Life Cycle

It describes the testing process inside the SDLC

✅ STLC Phases:
Requirement Analysis – What needs to be tested?
Test Planning – Who will test? What tools? Timeline?
Test Case Design – Writing test cases
Environment Setup – Prepare test setup (devices, browser, etc.)
Test Execution – Run test cases, find bugs
Test Closure – Final report after testing

🧪 Real-life Example:
Continuing the house example:
You check the plan (Requirement Analysis)
Plan how to inspect (Test Plan)
Make a checklist (Test Case Design)
Bring measuring tools (Environment Setup)
Do the inspection (Execution)
Submit final report (Closure)

🎯 Why They Matter?
Understanding SDLC helps testers know where they fit in
Knowing STLC helps you follow a structured approach to testing
In interviews, questions like “Difference between SDLC & STLC” are common

✅ Conclusion:
SDLC and STLC are not difficult once you relate them to real life. The more you test, the more you’ll appreciate these processes.

🙋‍♀️ Over to You:
Did this blog help you understand SDLC and STLC? Comment below — and share it with your testing friends!

What is Software Testing? My Learning Journey So Far

Karuna Digambar Kunde — Thu, 10 Jul 2025 06:45:28 +0000

💡 Introduction
When I started learning software testing, I didn’t know where to begin. So I decided to write blogs to share what I learn — in simple language. If you're a beginner like me, this post is for you.

🧠 What is Software Testing?

Testing is the process of finding bugs before users do.
It helps deliver quality software to customers.
It can be manual (done by human) or automated (done by code).

🔍 Why Software Testing is Important

Saves cost by catching issues early
Increases user trust in software
Required in every app — websites, mobile, games, banking, etc.

🙋‍♀️ My Learning So Far

I learned about SDLC, STLC, test cases, bug life cycle
Started writing test cases using Excel
Practiced on sample apps and websites
Now learning Selenium for automation!

🎯 My Goal
I want to become a skilled QA engineer and share my learning with the world — through this blog.

📌 What’s Next?
In the next post, I’ll write about the SDLC and STLC with simple real-life examples. Follow my blog to learn with me!

🙏 Closing Note
If you’re learning software testing too, drop a comment! Let’s learn and grow together.

DEV Community: Karuna Digambar Kunde

SDLC and STLC Explained with Simple Real-Life Examples

What is Software Testing? My Learning Journey So Far