Chapter Operating System Key points: Function and structure of Operating System Difficult points: Resource allocation and related functions User interface functions

Chapter 4 Data Structure Key points: useful terms and definitions of data structure Difficult points: Stack, queue, tree

Chapter 3 Number Systems and Boolean Algebra Key points: useful terms and definitions of Number system and Boolean Algbra Difficult points: Conversion of the Number Systems and Boolean Algbra

Chapter 2 Organization of Computers Key points: useful terms and organization of computers Difficult points: describing the organization of computers

Chapter 1 The History and Future of Computers Key points: useful terms and definitions of computers Difficult points: describing the features of computers of each generation

Chapter 14 Virtual Reality Key points: useful terms and definitions of Virtual Reality Difficult points: applications and features of VRML

Chapter 13 Computer Graphics Key points: concept of computer graphics Difficult points: Applications of computer graphics

Chapter 12 Multimedia Key points: useful terms and definitions of Multimedia Difficult points: Applications of multimedia

Chapter 11 Database Management Key points: useful terms and definitions of Database Management Difficult points: Classification of the logical structuring techniques of DBMS

Chapter 10 Computer and Network Security Key points: useful terms and definitions of computer security Difficult points: distinguish between four kinds of computer security breaches