tailieunhanh - Lecture Discovering computers fundamentals - Chapter 4: The Component of the system unit

Chapter 4 presented the components in the system unit, described how memory stores data, instructions, and information, and discussed the sequence of operations that occur when a computer executes an instruction. The chapter included a comparison of various microprocessors on the market today. | Chapter Four The Components of the System Unit Discovering Computers Fundamentals 2010 Edition Living in a Digital World Objectives Overview Differentiate among various styles of system units on desktop computers notebook computers and mobile devices Describe the control unit and arithmetic logic unit components of a processor and explain the four steps in a machine cycle Define a bit and describe how a series of bits represents data Differentiate among the various types of memory Discovering Computers Fundamentals 2010 Edition Chapter 4 See Page 155 for Detailed Objectives 2 Objectives Overview Describe the purpose and types of expansion slots and adapter cards Differentiate between a port and a connector and explain the differences among a USB port and other ports Describe the types of buses in a computer Understand how to clean a system unit on a computer or mobile device Discovering Computers Fundamentals 2010 Edition Chapter 4 See Page 155 for Detailed Objectives