2.1. Demonstrate How to Follow Basic Safety Procedures. 100-140 Practice Questions (Page 6)

Questions 26–30

1. 26foundation · easy

   Which action is the safest first step before opening a computer case to replace a power supply?

   • AWear rubber-soled shoes and touch the metal case while the system is still running.
   • BRemove the CMOS battery first to ensure the motherboard is completely de-energized.
   • CKeep the power cord plugged in and switch the power supply's voltage selector to the lowest setting.
   • DUnplug the power cord and press the power button to discharge residual charge.
   Reveal Solution Discussion Select an answer first
2. 27expert · hard

   A technician is working in a server room when a fire alarm sounds. The technician is in the middle of replacing a power supply and has an ESD wrist strap connected to the rack. What is the technician's first priority?

   • ATry to extinguish the fire before evacuating.
   • BFinish replacing the power supply to prevent data loss.
   • CEvacuate the building immediately, leaving the equipment as is.
   • DDisconnect the ESD wrist strap and then evacuate.
   Reveal Solution Discussion Select an answer first
4. 28application · medium

   A technician is replacing RAM modules in a workstation. The technician is standing on a carpeted floor and does not have an ESD mat. Which action is the best way to reduce ESD risk?

   • AWear wool gloves while handling the RAM module.
   • BUse an ESD wrist strap connected to the metal chassis of the workstation after unplugging it.
   • CHold the RAM module by its gold contacts to ensure a secure grip.
   • DTouch the carpet with the RAM module to discharge any static before installation.
   Reveal Solution Discussion Select an answer first
5. 29expert · hard

   A technician is responding to a small fire in a server room. The fire is in a rack and appears to involve electrical wiring. The technician has access to a Class C extinguisher, but the room is filling with smoke. Which action should the technician take?

   • ATurn off the power to the rack before using the extinguisher.
   • BOpen a window to ventilate the room, then use the extinguisher.
   • CEvacuate the room immediately and call emergency services.
   • DUse the Class C extinguisher to put out the fire before evacuating.
   Reveal Solution Discussion Select an answer first
6. 30foundation · easy

   Which of the following is a general personal safety practice when working in a server room?

   • AWear loose clothing and jewelry to allow freedom of movement.
   • BLeave spilled liquids on the floor until the end of the shift to avoid interrupting work.
   • CKeep all cables and equipment off the floor to prevent tripping hazards.
   • DUse a step stool that is not rated for the weight you need to support.
   Reveal Solution Discussion Select an answer first