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Chapter 8 and Computer Hardware By: Holly Lusk
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Hardware Selection Existing hardware that will address your need without any modifications. Existing hardware that will address your need after modifications. New hardware that is selected specifically to address the need.
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Selecting Digital Resources and Technologies: Set a goal for technology use Specify requirements Locate resources Read reviews and recommendations
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Relevant information from software reviews: Title: – Publisher/distributor – Cost – System requirements – Grade level – Type of software – Content area – Instructional goals – Strengths noted in review – Limitations noted in review – Overall rating
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Evaluate Technology Secure a review copy Preview the technology Establish criteria for review – Content – Free of bias and stereotypes – Goals and standards – Intended audience – Instructional approach – Product quality and ease of use – Documentation – User support – Teacher support – Equipment needs and compatibility – Cost
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The Game Plan-Tecnology Set Goals: design a technology evaluation form that meets your specific needs. Take Action: Collect a variety of technology evaluation forms from magazines, journals, the web, or even from school districts with which you have been associated. Monitor: review the forms to determine which ones include criteria that you believe are important. What are the consistent elements that appear across forms? What unique elements should use also consider? Evaluate and Extend: create an evaluation form that you could use to compare educational software. Use the form to review at least 3 different software titles to determine if the form includes useful criteria or may help you streamline your form.
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Categories for software Shareware: often allows you to preview the software for a limited time and then requires purchase, but usually minimal cost. Freeware: has no cost, but you should not assume it is not copyright protected.
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Solving routine problems: Isolate the problem Identify the best solution Apply a solution and check your results Repeat, if necessary
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Hardware Maintenance Routine servicing Repairing Replacing consumables Adding components
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Software maintenance Installing new software Reinstalling and updating current software File maintenance Safeguarding software
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Technical assistance volunteers can do: – Cleaning computer monitor screens, keyboards, and mice – Dusting behind computers and wiring – Supervising computer labs – Providing technical assistance to students when working on computers – Providing data entry and word processing.
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PowerPoint: circuits Motherboard CPU Clockspeed-in mega or gigahertz Memory
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A place to store instructions Two types: – ROM-read only memory – RAM- random access memory
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Metric System Kilobytes-1000 bytes Megabytes- 1000 kilobytes or 1 million bytes Gigabytes- 1000 megabytes or 1 billion bytes
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Input devices Keyboard Mouse Scanner Microphone camera
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Outputs devices Monitors Projection devices Speakers Printers – Ink jet – Laser
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Storage devices Internal (non-removable) Hard drive Network drive
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Storages devices External (removable) Floppy Flash drive External hard drive CD DVD
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Ports USB Firewire Monitor VGA S-video FCI
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