Chapter 03 - Chapter03 SoftwareSolutions forPersonaland...

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Chapter 03:   Software   Solutions for Personal and  Professional Gain
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Succeeding with Technology, Third Edition 2 Objectives Discuss how software is created, distributed,  installed, and maintained Describe the functions of system software and  operating systems, and provide examples of  operating systems for PCs, larger computer  systems, and mobile devices Describe different types of productivity software  and explain how application software assists  people at home, at work, and in between List areas of research in artificial intelligence and  tell how AI is being used in everyday applications
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Succeeding with Technology, Third Edition 3 Software Software has become more expensive than  hardware Advances in hardware technology has lowered  hardware prices Increasingly complex software requires more  development time Software developers are in high demand, and  their salaries have risen to reflect that
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Succeeding with Technology, Third Edition Software 4
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Succeeding with Technology, Third Edition System and Application  Software Two basic types of software System software Coordinates hardware activities   Application software  Programs written to help users  solve problems,  perform tasks, and help people and organizations  achieve their goals 5
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Succeeding with Technology, Third Edition How Software Works Software Usually consists of a number of files, ranging  from a few to dozens or more At least one file is an executable file with an .exe  extension Text file typically has a .txt extension Word processing files have a .doc extension 6
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Succeeding with Technology, Third Edition How Software Works 7
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Succeeding with Technology, Third Edition The Software Development  Process Programming language Primary tool of computer programmers   Program code Set of instructions that signal the CPU to perform  circuit-switching operations Programming language standard  Set of rules that describes how programming  statements and commands should be written Source code and object code 8
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Succeeding with Technology, Third Edition The Software Development  Process 9
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Succeeding with Technology, Third Edition Programming Languages Programming languages continue to evolve Thought of as  generations Most software is developed using third-level  languages Fourth-generation used for database  manipulation and queries Fifth-generation (AI languages) are not  developed enough to provide the power and  control of third-generation languages 10
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Succeeding with Technology, Third Edition Visual Programming Visual programming Use a graphical or visual interface for program  development Visual Basic .NET, C++, Visual C#
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Chapter 03 - Chapter03 SoftwareSolutions forPersonaland...

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