Chapter 1 Representing date in a computer Binary and hexadecimal numbers Character codes 2's complement representation for signed integers Addition and subtraction of 2's compklement numbers Other systems for representing numbers Chapter summary Chapter 2 Parts of a computer system PC Hardware:Memory PC Hardware:The cpu PC Hardware:input/output devices PC Software Chapter summary Chapter 3 Elements of assembly language Assembly language statements A complete example How to assemble,Link and run a program The asembler listing file Constant operands Instruction operands Input/output using macros defined in IO.H chapter summary Chapter 4 Basic instructions Chapter 5 Branching and looping Chapter 6 Procedures Chapter 7 String operations Chapter 8 Bit manipulation Chapter 9 The assembly process Chapter 10 Floating-point arithmetic Chapter 11 Decimal arithmetic Chapter 12 Input/output