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🛡️ Java Exam Prep Track•1 Project Challenge

Java Exam Prep & Modular OOP Roadmap

Exam preparation modeled on real enterprise certification scenarios. Practice multi-file object-oriented design, business rules, encapsulation, and comprehensive test suites.

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Solve each multi-file challenge and verify all background test cases.

Enterprise Core Java & OOP Exam Prep

Multi-file object-oriented design, business domain modeling, encapsulation, fee automation, and discount calculation.

4 Modular Files · 28 Test Cases
#1
UpSkill Course Certification & Discount Calculator
hard•4 Files (Account, Transaction, Ledger, Main)•28 Test Cases