Git & GitHub · Version Control Basics · Lesson 1 of 11
What is Git?
Concept
What is Git?
Git tracks changes to your files over time, letting you save snapshots called commits and go back to any previous version.
By the end of this lesson
- Explain the core idea behind What is Git?.
- Predict output before running a change.
- Test one realistic and one unusual input.
- Use the result to make the next decision.
How to study this page
- 1. Read one concept.
- 2. Change the example.
- 3. Run, compare, and explain.
- 4. Complete the challenge below.
Self-check before continuing
Without looking at the example, describe what changes when you modify one input in What is Git?. Then reopen the editor and prove your explanation with a small test.
You are ready to continue when you can predict, test, and explain the result.
Your turn
Explain in one sentence what git init does.
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