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45 Cards in this Set
- Front
- Back
Parity Bit
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Ninth bit can be even or odd
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Diff between 40 and 80 pin
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40 had 40 pins and 40 wires 80 has 40 pins and 80 wires
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How to measure speed of a memory module
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The data path width or measured in MHz or PC rating
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Method to change settings on motherboard
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BIOS
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How to tell if memory is new or refurbished
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check dates on it or it should have a polished reflective surface
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Head
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one side of a hard drive platter
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Sector
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512 byte segments
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Cylinder
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All tracks equal distance from the center
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File system
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Overall structure an OS uses to name store and organize files on a drive
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First place to boot up
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Master boot
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Cluster
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Smallest unit of space on a disk for storing a file, one or more sectors
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Where to manage I/O devices
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Device Manager
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Firewire IEEE 1394
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similar to usb serial transmission of data and hot pluggable
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USB
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Most popular port 2 wires for data two for power original,hispeed, superspeed
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Parallel
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Transmit at 8 bits at a time SPP one direction flow EPP and ECP bidirectional flow
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Serial
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Transmits in single bits DB9 and DB25
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Energy star
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Green standards satisfy U.S conservation of energy
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Popular way to cool while overclocking
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Liquid cooling
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memory error
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General protection fault errors GPF
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Static Vs Dynamic
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Static keeps its memory as long as it has a power supply while dynamic loses its memory rapidly and is refreshed very rapidly
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What's an I/O device
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Internal or external such as sound or network cards or mouses and keyboards
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Two major types of hard drives
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Solid state drive SSD and magnetic
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Chip Creep
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Chips loosen because of temperature change
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Whats RIMM
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Direct Rambus memory module every slot must be filled no new motherboards built for these 16 bit 184 pin or 32 bit 232 pin
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240 pin DDR3 DIMM
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fastest triple or dual channel supported
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240 pin DDR2
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Dual or single channel
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184 pin DDR
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dual or single channel
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168 pin SDRAM
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2 notches
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RIMM
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184 pins two notches
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72 pin SIMM
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must be installed two modules two memory
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30 pin SIMM
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must be installed 4 modules
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4 major processor groups
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Core, Pentium, celeron and atom
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Instructions on Motherboard and hard drive
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BIOS
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Whats the temperature supposed to be inside the case
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90-110 F
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Caches L1, L2 and L3
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RAM thats holds instructions that the memory controller anticipates the the processor will need next
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Back side Bus
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Connects the processor to internal memory cache
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Front side bus
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Send intructions out 64 data bit path
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Speed
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Processor frequency MHz or GHz
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To be able to predict if HD is going bad
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S.M.A.R.T
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Different types of formatting for HD
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FAT32, NFTS
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RAID
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Configures two or more hard drives to act together
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Who oversees ATA standards
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SATA-IO
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Where to find Motherboard temp
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BIOS
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What to look for in a display
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Refresh rate CRT or LCD Pixel rate native resolution
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Biometric device
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Measures a human part like fingerprint or eye biological data
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