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

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• Discovering computers fundamentals
• Computers fundamentals
• The Component of the system unit
• System units
• Control unit
• World Wide Web
• System software
• Application software
• Functions of computers
• Internet connections
• Internet access
• Web browser
• User interface
• Multimedia programs
• Key features
• Computer keyboards
• Input devices
• Output devices
• Reading devices
• Storage device
• Internal hard disk
• Flash Memory Storage
• Cloud Storage
• Operating systems
• Utility programs
• Operating system functions
• Computer communications
• Uses of computer communications
• Network communications standards
• Database management
• The hierarchy of data
• Maintaining data
• File processing versus databases
• Computer security risks
• Computer security
• Network attacks
• Unauthorized access
• Information system development
• Programming languages
• System development
• Program development tools
• Enterprise Computing
• Information systems in the enterprise
• Enterprise wide technologies
• Cloud computing