Class 12 Computer Notes Chapter 2 Basic Concepts of Oop CBSE Class 12 Computer Science Notes, Chapter 2 Basic Concepts of Oop, PDF Download Free. Class 12 Computer Science Notes Chapter 2 Basic Concepts of Oop Chapter 1 Overview of CPP Chapter 2 Basic Concepts of OOP Classes & Objects Chapter 3 Data File Handling Chapter 4 Pointers Chapter 5 Data Structures Chapter 6 Database & SQL Chapter 7 Boolean Algebra Chapter 8 Communication Open Source Concepts