What Is the First Step to Performing Hardware Maintenance

question 35

Multiple Choice

What is the first step to performing hardware maintenance?

• A) Turn off the computer and remove its power source.
• B) Install anti-virus software.
• C) Disconnect all the input and output devices.
• D) Disconnect the UPS and surge suppressor.

---

Definitions:

HI

The chemical formula for hydrogen iodide, a diatomic molecule.

KOH

Potassium Hydroxide, a strong alkali used in various chemical processes and as a cleaning agent.

NaBr

Sodium bromide, a salt with various uses including in medicines, as a sedative, and in photographic processing.