comptia-a-plus-core2/notes/OPS-5-environmental-controls.md

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OPS-5: Environmental Controls

Status: not started

Domain:

  • 4.0 Operational Procedures

Objective alignment:

  • 4.5 Environmental controls

What You Need To Know

Environmental controls protect equipment and people.

Key topics:

  • MSDS or SDS documentation
  • Battery disposal
  • Toner disposal
  • Device and asset disposal
  • Temperature
  • Humidity
  • Ventilation
  • Equipment placement
  • Dust cleanup
  • Compressed air and vacuums
  • UPS
  • Surge suppressors
  • Surges, brownouts, and blackouts

Memory Trick

Use P-H-D-P:

  • Power
  • Heat and humidity
  • Dust
  • Proper disposal

Shortcut:

  • Bad power, heat, dust, or disposal can turn a simple support issue into a safety issue.

Exam Clues

  • Use SDS/MSDS for chemical and material safety guidance.
  • Toner and batteries require proper disposal or recycling.
  • UPS protects against short outages and gives time for safe shutdown.
  • Surge suppressors protect against voltage spikes.
  • Brownouts are low-voltage events; blackouts are power loss.