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- The way to think of a computer is to realize that it is part of an
information system, which consisted of :
- People
- Procedures
- Software
- Hardware
- Data
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- People
- The purpose of information system is to make people more productive
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- Procedure
- Roles or guide lines to follow when using software, hardware, or data.
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- Software
- Provides step-by-step instructions to control the computer.
- Converts data into information
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- Types of Software
- System software: Background
software that manages internal recourses…Windows XP, Unix, Mac OS
- Operating Systems: perform three basic functions;
- Manage recourses
- Provide user interface
- Run application
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- Types of Software
- Categories of Operating Systems:
- Embedded operating systems
- Network operating systems;
- control and coordinate computers that are linked together, Win xp
server
- Stand-alone operating systems
- Control a single PC, Client Operating System
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- Types of Software
- Application software:
- Software that performs useful
work in general-purpose problem…
- Browsers Word processors
- Database Spreadsheet
- Presentation graphics
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- Types of Software
- Application software
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- Hardware
- The physical component in an information system
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- Data
- Data: consisted of unprocessed facts, including text, numbers, images,
and sound.
- Information:
- Data: Documents
- Worksheet
- Database
- Presentation
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