QUESTION 81
Which of the following is not a feature of Huawei in-row precision air conditioners?
A. Efficient and energy-saving, reducing PUE to 1
B. dose-coupled cooling, improving cooling efficiency
C. Teamwork control, high efficiency at low load
D. User-friendly operation interface, easy maintenance
Correct Answer: A
QUESTION 82
NetCol5000-A is deployed close to heat sources to solve hot-spot problem in a high-density data center.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 83
How does the compressor discharge temperature change when the condensing temperature of Huawei air cooled precision air conditioners increases?
A. Decreasing
B. Increasing
C. There is no association between the two
D. Unchanged
Correct Answer: A
QUESTION 84
NetCol5000-A025 supports light load dehumidification.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 85
In a chilled water precision air conditioner, the main difference between an open system and a closed system is whether the water pump needs to overcome the potential energy of water during operation.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 86
Which of the following reflect the high reliability of the NetCol5000-C?
A. Condensate water can be drained by a water pump or automatically.
B. The internal pipes are wrapped with thermal insulation foam.
C. Internal cables, water pipes, and electric control components are placed on the high-temperature and low-humidity air return side.
D. A water sensor and water detection cable are configured.
Correct Answer: ABCD
QUESTION 87
Which of the following are features of the NetCol5000-C?
A. Dual power supplies
B. Light-load dehumidification configuration
C. Online fan maintenance
D. The equipment displays the cooling capacity and fan speed, facilitating O&M
Correct Answer: ABCD
QUESTION 88
For NetCol8000-E220, to ensure that the water quality meets requirements, which of the following devices can be used before water is softened?
A. Reverse osmosis water treatment device
B. Heat exchanger core
C. G4 filter
D. Gas-liquid separator
Correct Answer: A
QUESTION 89
When calibrating the NetCol5000-A touchscreen, which of the following types of user can be used to log in?
A. Admin
B. User
C. Employee
D. Operator
Correct Answer: A
QUESTION 90
When the outdoor unit of a Huawei air-cooled air conditioner is installed horizontally, what is the minimum distance between two outdoor units?
A. 800mm
B. 400mm
C. 2000mm
D. 1200mm
Correct Answer: D
QUESTION 91
When a USB flash drive is used to import the NetCol5000-A configuration file, which of the following formats should be used for the USB flash drive?
A. FAT16
B. FAT32
C. EXFAT
D. NTFS
Correct Answer: B
QUESTION 92
For NetCol5000-A installation, preserving positive pressure for the pipes is the same as preserving negative pressure, you can select either to hold.
A. TRUE
B. FALSE
Correct Answer: B
QUESTION 93
When connecting chilled water pipes for the NetCol8000-C, fill water and preserve pressure 8 hours after the conversion adapter is connected.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 94
Which functions can be provided by the ECC800-Pro?
A. Linkage control management
B. Alarm management
C. Access user management
D. Historical data management
Correct Answer: ABCD
QUESTION 95
Which of the following statements about ECC800-Pro features are true?
A. Supports the cascading of a maximum of 4 ECC800-Pros.
B. Supports wizard-based deployment and commissioning.
C. Supports the connection of eight access control devices and four cameras for a single smart module.
D. Supports multiple unlocking methods including access card, password, fingerprint, and facial recognition
Correct Answer: BC
QUESTION 96
Which component is connected to the multi-functional sensor to establish monitoring communication with ECC800-Pro?
A. Smart ETH gateway
B. Rack environment unit
C. Access actuator
D. ETH converter
Correct Answer: A
QUESTION 97
If the ECC800-Pro is configured with a SIM card, where should the SIM card be installed?
A. Left slot of the ECC800-Pro main control module
B. ECC800-Pro PSU slot
C. USB port
D. Below the ECC800-Pro antenna port
Correct Answer: A
QUESTION 98
The NetEco supports mobile app management. Users only need to connect a mobile device to the NetEco wireless network.
A. TRUE
B. FALSE
Correct Answer: B
QUESTION 99
If an alarm masking rule is configured for a precision air conditioner, the alarm will be masked permanently.
A. TRUE
B. FALSE
Correct Answer: B
QUESTION 100
The alarm management Function of the NetEco allows users to browse and modify historical alarms.
A. TRUE
B. FALSE
Correct Answer: B