Principles of Information Systems chapter 03

Principles of Information Systems (with Online Content Printed Access Card)

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Principles of Information Systems, Tenth Edition Chapter 3 Hardware: Input, Processing, and Output Devices
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Principles and Learning Objectives Computer hardware must be carefully selected to meet the evolving needs of the organization and of its supporting information systems Describe the role of the central processing unit and main memory State the advantages of multiprocessing and parallel computing systems, and provide examples of the types of problems they address Principles of Information Systems, Tenth Edition 2
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Principles and Learning Objectives (continued) Describe the access methods, capacity, and portability of various secondary storage devices Identify and discuss the speed, functionality, and importance of various input and output devices Identify the characteristics of and discuss the usage of various classes of single-user and multiuser computer systems Principles of Information Systems, Tenth Edition 3
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Principles and Learning Objectives (continued) The computer hardware industry is rapidly changing and highly competitive, creating an environment ripe for technological breakthroughs Describe Moore’s Law and discuss its implications for future computer hardware developments Give an example of recent innovations in computer CPU chips, memory devices, and input/output devices Principles of Information Systems, Tenth Edition 4
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Principles and Learning Objectives (continued) The computer hardware industry and users are implementing green computing designs and products Define the term green computing and identify the primary goals of this program Identify several benefits of green computing initiatives that have been broadly adopted Principles of Information Systems, Tenth Edition 5
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Why Learn About Hardware? Organizations invest in computer hardware to: Improve worker productivity Increase revenue, reduce costs Provide better customer service Speed up time-to-market Enable collaboration among employees Managers: Are expected to help define the business needs that the hardware must support Principles of Information Systems, Tenth Edition 6
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Computer Systems: Integrating the Power of Technology Hardware components: Central processing unit (CPU): Arithmetic/logic unit, the control unit, and the register areas Arithmetic/logic unit (ALU): Performs mathematical calculations and makes logical comparisons Control unit : Sequentially accesses program instructions, decodes them, and coordinates the flow of data in and out of the ALU, registers, primary storage, and even secondary storage and various output devices Principles of Information Systems, Tenth Edition 7
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Computer Systems: Integrating the Power of Technology (continued) Registers: High-speed storage areas Used to temporarily hold small units of program instructions and data Primary storage: Also called main memory Closely associated with the CPU Principles of Information Systems, Tenth Edition 8
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Computer Systems: Integrating the Power of Technology (continued) Principles of Information Systems, Tenth Edition 9
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Principles of Information Systems chapter 03 - Principles...

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