---
title: "08 - In-Memory CRUD"
lastModified: "2026-10-07T11:38:29+05:30"
---

Scenario: Manage a list of students with CRUD operations.

Concepts:
- CRUD semantics
- List<T> operations
- Pattern similar to repository

Exercises:
- Persist list to JSON
- Prevent duplicate names (case insensitive)
- Add export to CSV

Theory Links:
- DB CRUD mapping section (future Intro doc)