H20-923_V1.0 무료 덤프문제 온라인 액세스

During routine maintenance of the lithium battery cabinet, which of the following procedure is true about replacing a faulty battery module?

• A.1-3-2-6-5-7-4
• B.1-6-3-2-5-7-4
• C.1-6-2-5-3-7-4
• D.1-2-3-6-5-7-4

When the mains supply is stable, the UPS5000-H mainly works in which mode after ECO is configured?

• A.Battery
• B.Static bypass
• C.Maintenance bypass
• D.Normal

When a critical alarm is generated in a lithium battery cabinet and the buzzer beeps continuously, the status of the indicator on the MDU is

• A.Steady yellow
• B.Blinking red fast
• C.Steady red
• D.Blinking yellow fast

When a critical alarm is generated for the unit, the indicator on the LCD controller turns red and the buzzer beeps continuously.

• A.True
• B.False

Which O&M practice is most effective for identifying cooling inefficiency caused by airflow problems in an operating data center?

• A.Compare rack inlet temperatures, return air temperatures, and fan speed trends to detect recirculation and bypass
• B.Run humidification continuously regardless of ambient conditions
• C.Disable temperature sensors to prevent false alarms
• D.Lower supply air temperature to the minimum possible value at all times