Technology Infrastructure for GIS

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Technology Infrastructure for GIS

• Scott A. Williams
• Marshall County

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Preparing for the New Arrival

• What do you need for a successful GIS
  implementation?
• Computer Hardware
• Communication Network
• Databases
• Other Considerations

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Computer Hardware

• The need for speed
• Processor intensive
• Rendering
• Database Querying
• Geographic Analysis
• Memory intensive
• Raster Data
• Vector Data
• Tabular Data

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Computer Hardware

• Under the hood
• Processor
• Type and Speed
• Single or Multiple
• Working Memory (RAM)
• 512MB to 1GB
• Video RAM - 64MB
• Storage Memory (Hard Disk)
• 40GB Minimum - more depending on requirements

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Computer Hardware

• Getting the most out of it
• Monitors
• Size really does matter - 19 or gt
• Flat Screen?
• Plotters Printers
• Size
• Inkjets
• Lasers

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Communications Network

• Why is a network necessary for GIS?

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Communications Network

• Why is a network necessary for GIS?

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Communications Network

• Sizing up your pipes
• What kind of bandwidth is necessary?
• 100Mbps gt
• Fiber Optics?
• Switches vs. Hubs

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Communications Network

• Network Operating Systems
• Considerations
• Support
• Cost
• Performance
• Alternatives
• NetWare
• Microsoft
• Linux

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Communications Network

• Network Servers
• Disk Storage - RAID
• Network Interface
• RAM - 1GB
• Tape Backup

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Databases

• A warehouse for all your geographic information!
• Access vs. SQL
• Sources of Data and Integration
• Geo/Spatial Databases

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Other Considerations?

• Internet Connectivity
• Access to Data
• Making your GIS available to the Public

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Numerous Possibilities!

• No one size fits all solutions.
• Talk to your vendors.
• Talk to your users.
• Talk to your in house experts.
• Most importantly

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Dont Hesitate to Contact ICIT!

• http//www.icit.state.ia.us
• Scott Williams
• swilliams_at_co.marshall.ia.us
• Randy Snyder
• randys_at_co.warren.ia.us

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Questions?