SMU_PPT_ch04 - Principles Organizations should not develop...

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Principles of Information Systems, Ninth Edition 1 Principles Organizations should not develop proprietary application software unless doing so will meet a compelling business need that can provide a competitive advantage
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Principles of Information Systems, Ninth Edition 2 Principles (continued) Organizations should choose a programming language whose functional characteristics are appropriate for the task at hand, considering the skills and experience of the programming staff
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Principles of Information Systems, Ninth Edition 3 Principles and Learning Objectives (continued) The software industry continues to undergo constant change; users need to be aware of recent trends and issues to be effective in their business and personal life
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Principles of Information Systems, Ninth Edition 4 Why Learn About Software? Software is indispensable for any computer system and the people using it Systems software Input data from a keyboard, make calculations, print results, etc. Applications software Key to helping you achieve your career goals and enrich your life Stock trading, scientific, accounting, tax, gaming, etc.
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Principles of Information Systems, Ninth Edition 5 An Overview of Software Computer programs Sequences of instructions for the computer Documentation Describes program functions
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Principles of Information Systems, Ninth Edition 6 Systems Software Set of programs that coordinates the activities and functions of hardware and programs
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Principles of Information Systems, Ninth Edition 7 Application Software Helps users solve particular problems In most cases, resides on the computer’s hard disk Can be stored on CDs, DVDs, and flash or keychain storage devices
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Principles of Information Systems, Ninth Edition 8 Supporting Individual, Group, and Organizational Goals
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Principles of Information Systems, Ninth Edition 9 Systems Software Systems software Controls operations of computer hardware Supports application programs’ problem-solving capabilities Types of systems software Operating systems Utility programs Middleware
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Principles of Information Systems, Ninth Edition 10 Operating Systems Set of programs that controls computer hardware and acts as an interface with application programs Kernel Ties all components of the OS together and regulates other programs
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SMU_PPT_ch04 - Principles Organizations should not develop...

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