module.3.session.1.slides

module.3.session.1.slides - Hardware, Software, & Total...

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Unformatted text preview: Hardware, Software, & Total Cost of Ownership People + Information + Technology The basic technology components: Hardware physical devices that make up an information system Software the set of instructions that tell a computer how to carry out specific tasks Why do you need to know about this? Effectively using IT requires that you provide: Specifications  Describing what you need Justification  Providing a rationale for why you need it Technical concepts are central to both Describe your computer (if you dont have one, describe the last computer you worked on) What are its key characteristics? What is the difference between these types of computers? Servers: A machine that provides services to programs or users working on other computers Designed to support multiple, simultaneous users Examples: Web servers, database servers, file servers Desktop: A machine designed to sit on a desk and not move around. Typically supports a single user Workstations: High-powered, special purpose desktop machines Notebook: Small, portable, battery-powered machine for one user SoIts the Color That Matters? The chip which is the brains of the computer (Also know as the CPU - Central Processing Unit) Processor characteristics: Manufacturer (e.g. Intel, AMD, Motorola) Type (e.g. Pentium 4, Celeron) Speed (e.g. 2.66 GHz) # of processors on the chip (single vs. dual core)...
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This note was uploaded on 10/16/2009 for the course BUSMIS 1060 taught by Professor Robbins during the Fall '09 term at Pittsburgh.

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module.3.session.1.slides - Hardware, Software, & Total...

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