1z0-3000 무료 덤프문제 온라인 액세스

Which three configurations provide cooling redundancy in a data center?

• A.Independent cooling paths carry load after one path becomes unavailable.
• B.Multiple cooling units serve one space after one unit fails.
• C.Multi-cooling unit serves one space during normal operations, then another when required.
• D.Standby pumps maintain water flow after primary components become unavailable.
• E.Centralized-Pump-System maintains chilled-water flow during normal operations.
• F.One cooling path carries load through shared distribution equipment with continuous chillers.

A data center facility employee notices an alarm and plans to change equipment.
What action must occur before the change?

• A.Review recent alarm trends before reporting the condition to the designated lead.
• B.Report alarm details to the designated lead before changing affected equipment.
• C.Consult approved procedures before reporting the condition to the designated lead.
• D.Confirm current equipment status before reporting the condition to the designated lead.

Before beginning a maintenance task, how should PPE be selected?

• A.Select PPE based on personal comfort and preferred shift practices.
• B.Select PPE after work begins and hazards become visibly apparent.
• C.Select PPE after identifying task hazards and exposed body areas.
• D.Select PPE based on previous like-tasks and current storage availability.

In a data center where average room temperature is normal, which condition can create a localized hot spot?

• A.A rack with missing blanking panels allowing hot air recirculation.
• B.A cooling unit delivers 'design-airflow' and return air reaches cooling equipment.
• C.A containment door remains closed and separates supply air from exhaust air.
• D.A rack has blanking panels installed and cold air reaches server intakes, but not vents.

What does prioritization mean when responding to monitoring notifications?

• A.Ranking notifications by risk, impact, and urgency, regardless of the order received.
• B.Ranking notifications by personnel availability, regardless of risk, impact, or urgency.
• C.Ranking notifications by past frequency, regardless of risk, impact, or urgency.
• D.Ranking notifications by the order received, regardless of risk, impact, or urgency.