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**Know Types of Printers, Components, Image Process, Parts in Process & What is does, Maintenance Upkeep, Ability to Troubleshoot and Uses of Printer**
**Laser printer p.249
**Inkjet printer p.240/p247
**Thermal printer p260
*Impact printer p.238
*3D Printers p.263 (Types SLA & SLS)
*Virtual Printers p.261
*Local Printer Connections: USB, Ethernet, and Wireless Serial port is legacy
*Print Drivers
*Know Windows Print Process WPF, XPs, PDL, Legacy GDI: EMF and RAW
*General Troubleshooting Approach p.772
>Test the obvious
>Check environmental conditions
>What has changed
*Guidelines for Troubleshooting Print Device Issues p.772
*IMAGING DEVICES
*Digital cameras
*Webcams
*Scanners (USB Ethernet, and Wireless)
>Type of photocopier that can convert the image of a physical object into an electronic data file.
>Optical Character Recognition (OCR): Software that can identify the shapes of characters and digits to convert them from printed images to electronic data files that can be modified in a word processing program.
.OCR enables translation of scanned text into editable content.
Scanner software (WIA) newer (TWAIN) legacy
*Cloud Computing: p.511 Any sort of IT infrastructure provided to the end user where the end user is not aware of or responsible for any details of the procurement, implementation, or management of the infrastructure.
>On-demand self service
>Broad network access
>Resource pooling
>Rapid elasticity: Ability to scale cloud computing resources to meet peak demand
>Measured service: Provider's ability to control and bill a customer's use of resources such as CPU, memory, disk, and network bandwidth
*Common Cloud Models*
>Public or multi-tenant
>Hosted private
>Private
>Community
>Hybird
*Cloud Service Options*
>IaaS
>SaaS
>PaaS
*VDI
*VDE
*Network Types*
>LANs
>WANs
>MANs
>PANs
*NIC*
Construction of a frame:
>Pre-amble
>Destination Address
>Source Address
>Payload
>Error Checking
*MAC address: unique address for each Ethernet adapter port, 12 hex digit
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