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A+ Study Guide (1 - Motherboards, Processors and Memory (Cooling Systems…

- - - - ATX
        
        Intel
        
        Advanced Technology Extended
        
        dimensioni
        
        12*9.6
        
        305*244
      - Micro ATX
        
        meno spazio
        
        minore consumo
        
        dimensioni
        
        9.6*9.6
        
        244*244
      - ITX
        
        VIA
        
        SFF - Small Form Factor
        
        Mini
        
        Nano
        
        Pico
        
        Mobile
        
        for
        
        Home Theater
        
        Embedded Components
    - - Chipsets
        
        Northbridge
        
        management of high speed peripherals comm
        
        Processor to memory
        
        FSB - FrontSide Bus
        
        video with PCI
        
        CPU -> Level 2-3 external Cache
        
        BSB - Backside Bus
        
        Southbridge
        
        slower onboard peripherals
        
        SATA
        
        Parallel
        
        PS/2
        
        Collection of chips/circuits
      - Expansion Slots
        
        PCI
        
        32-bit
        
        33-66 MHz
        
        data rates
        
        133MBps
        
        266 mBps
        
        PCIe
        
        PCI - Express
        
        PCI-X
        
        64 Bit
        
        PCI - Extended
        
        espansioni
        
        Video
        
        Sound
        
        Network
        
        Disk Interface
      - Memory Slots and Eternal Cache
        
        DIMM
        
        pins
        
        184
        
        240
        
        168
        
        SODIMM
        
        Small Outline
        
        laptops
      - CPU
        
        Sockets
        
        quale?
        
        adesivi
        
        System Properties
        
        Durante il boot
        
        Multicore
        
        Molti processori fisici
        
        Dual Core e quad Core
        
        Throttling
        
        Speed
      - Integrated Peripherals Port and Headers
      - Power Connectors
      - Onboard Disk Drive Connectors
      - Keyboard Connectors
      - Bios/Firmware
        
        POST
        
        Flashing BIOS
      - CMOS
        
        Battery
        
        Date
        
        Time
        
        Memory
        
        CPU settings (Overclocking)
        
        Integrated Ports
        
        Boot sequence
        
        Virtualization
        
        Power Management
        
        Virtualization Support
        
        Security
        
        passwords
        
        Trusted Platform Module settings
        
        LoJack
      - Front-panel connectors
    - - from serial to parallel to serial
        
        SATA
        
        USB
        
        IEEE/1394 - Firewire
        
        PCIe
      - synchronized
        
        system bus
        
        expansion bus of the frontside bus
  - - - Parity Checking
      - Memory banks
      - Error-correcting code
      - Single and double sided memory
      - Single, dual and triple channel memory
      - Unbuffered memory
    - - ROM
        
        DRAM
        
        subtypes
        
        ADRAM
        
        BEDO DRAM
        
        EDO DRAM
        
        FPM DRAM
        
        indipendent from CPU clock
        
        SDRAM
        
        SDR SDRAM
        
        DDR SDRAM
        
        DDR2 SDRAM
        
        cheaper
        
        needs constant update/refresh signal
      - SRAM
  - - - Air Cooling
    - - fans