H12-425 Online Practice Questions and Answers

When connecting the refrigerant pipe, to prevent the pipe from being oxidized, it is necessary to introduce a small amount of nitrogen gas during welding.

A. TRUE

B. FALSE

ECC800 does not support alarm notification in SMS.

A. TRUE

B. FALSE

A maximum of ( ) smart ETH gateways can be cascaded.

A. 8

B. 16

C. 32

D. 44

The NetCol5000-A25 kW supports light load dehumidification.

A. TRUE

B. FALSE

During installation, the nitrogen pressure preserve value of NetCol5000-C is ( ) The pressure preserve time is ( )

A. 1.0 Mpa; 24h

B. 1.0 Mpa; 12h

C. 0.8 Mpa ; 24h

D. 0.8 Mpa; 12h

DOD is the ratio of discharge battery capacity to the rated battery capacity, expressed as a percentage.

A. TRUE

B. FALSE

The rack environment unit collects the environment data of IT cabinets

A. TRUE

B. FALSE

For NetCol5000-A installation, the required time of preserving positive pressure is ( ) hours.

A. 8

B. 12

C. 24

D. 16