This collection contains all units of OOP in C++ (BIT 153) as prescribed by the Tribhuvan University, Institute of Science and Technology (IOST), BIT 2nd Semester syllabus. Each PDF is carefully prepared, covering topics from basic concepts to advanced features, explained in simple, student-friendly language with examples, diagrams, and solved programs.



 Included Units (Complete Syllabus):



Unit 1: Introduction to OOP – Core principles, OOP vs POP, features, merits/demerits.



Unit 2: Ba...