Free Oracle 1z0-3000 Exam Dumps Questions & Answers

Which statement correctly distinguishes CRAH units from CRAC units?

• A.  CRAH units use refrigeration circuits, while CRAC units use chilled-water coils.
• B.  CRAH units use chilled-water coils, while CRAC units use evaporative cooling.
• C.  CRAH units use chilled-water coils, while CRAC units use outdoor conditioned rest air cooling.
• D.  CRAH units use chilled-water coils, while CRAC units use refrigeration circuits.

Which two conditions are mechanical hazards?

• A.  Rotating shafts and fan assemblies can catch or strike personnel.
• B.  Pressurized systems can release stored energy and strike personnel unexpectedly.
• C.  Damaged cords create electrical shock hazards near energized distribution equipment.
• D.  Water near energized equipment increases electrical shock risk during operations.

Which statement describes a Building Management System (BMS) in a data center?

• A.  It stores maintenance procedures and authorizes work on facility equipment.
• B.  It records incident details and tracks response actions after event closure.
• C.  It collects facility data and displays equipment status, sensor readings, and alarms.
• D.  It monitors one cooling loop and adjusts chilled-water flow automatically.

Which three details should be included in change communication?

• A.  Frequency of similar changes completed in prior periods
• B.  Expected impact and the controls used to manage risk
• C.  Preferred technical solution and impact assessment
• D.  Assumed root cause and potential future issues
• E.  When the change will occur and how long it may last
• F.  What is changing and where the change will occur

A bank operates a data center for its own applications and internal operations.
Which data center type does it operate?

• A.  Hyperscale
• B.  Enterprise
• C.  Cloud
• D.  Colocation