I had used some basic DSA to made these projects Project List:-
- Simple To-Do List (with Undo/Redo) Add, undo, redo, and view tasks Uses Stack
- Student Record System Add, search, and sort student records Uses arrays and basic sorting/searching
- Contact Book or search Add contacts and search using prefix Uses string array with prefix match logic
- Ticket Booking System Queue for booking and serving tickets Uses Queue (LinkedList)
- Simple LRU Cache Stores recent items with a size limit Uses LinkedHashMap