OmisSoftware - Information Systems Software 1 Technical Foundations of Technical Foundations of Information Systems Information Systems Information

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Unformatted text preview: Information Systems Software 1 Technical Foundations of Technical Foundations of Information Systems Information Systems Information Systems Software Information Systems Software ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ Information Systems Software 2 ■ Detailed instructions that either Detailed instructions that either control control and/or and/or direct direct the operation of a the operation of a computer system. computer system. – A computer system can not function A computer system can not function without without software. software. – Requires at least two types of software: Requires at least two types of software: • An Operating System An Operating System • An Application(s) Program An Application(s) Program A Software Definition A Software Definition ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ Information Systems Software 4 Types of Software Types of Software ■ Systems Software...Operating Systems Systems Software...Operating Systems – Typical Components and Programs Typical Components and Programs Disk Hardware Operating System Applications ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ Information Systems Software 5 Types of Software Types of Software ■ Systems Software...Operating Systems Systems Software...Operating Systems – Typical Components and Programs Typical Components and Programs USER INTERFACE MEMORY MANAGER FILE MANAGER PROCESSOR MANAGER DEVICE MANAGER ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ Information Systems Software 6 ■ Systems Software...Operating SystemsSystems Software....
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This note was uploaded on 02/28/2011 for the course OMIS 425 taught by Professor Yoke during the Spring '11 term at Northern Illinois University.

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OmisSoftware - Information Systems Software 1 Technical Foundations of Technical Foundations of Information Systems Information Systems Information

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