User:Chris Tyler/HWD101 Scratchpad

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This is a draft only!
It is still under construction and content may change. Do not rely on this information.

Proposed HWD101 Topics:

  • Major components of a digital computer system
    • CPU
    • Memory
    • Storage
    • Network connections
    • I/O busses
  • Electrical Power
    • How electrical energy is used in a computer system
    • The relationship between energy consumption and heat
    • AC vs. DC Power
    • Electrical measurement: voltage, current, wattage
    • AC Power
      • Wattage vs. VA
      • 110, 207, 220, and other voltage standards
      • 1-phase and 3-phase electrical supplies
      • AC power connectors
      • Power Conversion Factors, harmonics, and spikes
      • Surge suppression
    • DC Power
      • Common DC power busses
      • Storing and distributing DC power
    • Uninterruptable power supplies
  • Cooling
    • Working temperatures
    • Airflow
    • Hot zone/cold zone
  • Physical standards
    • PCs
      • Mainboard form factors (ATX, ITX, ...)
      • Internal power connectors
      • Power supplies
    • 19" Rackmount
      • Rack types
      • Mounting systems
      • "u" height designations
    • 23" OCP
      • Rack types
      • Sleds
      • Disaggregation
  • Cabling
    • Power
      • AC connector types
      • Cable restrictions
    • Networking - Copper
      • Cable types (Cat4/Cat5/Cat5e/Cat6/twinax)
      • Connector types (e.g. RJ45, SFP+ DA)
      • Cable restrictions (e.g., minimum bend radius)
      • Cable type tradeoffs (power, latency, cost, distance, ...)
    • Networking - Fiber
      • Cable types
      • Connector types
      • Cable restrictions (e.g., minimum bend radius, temperature, ...)
      • Cable type tradeoffs (power, latency, cost, distance, ...)
  • Digital data
    • Binary states
    • Numbering systems
    • Coding systems (floating point, characters)
    • Units (byte, kb, mb, gb, pb, eb; kib, mib, gib, pib, eib)
    • Conversions (binary, decimal, octal, hexadecimal)