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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Cooling and Environmental Control | 20% | - Airflow management and hot/cold aisle containment - CRAC/CRAH systems - Temperature and humidity control principles |
| Topic 2: Green Data Center and Energy Efficiency | 5% | - PUE (Power Usage Effectiveness) - Energy-saving technologies and optimization |
| Topic 3: Security and Safety Management | 10% | - Risk and emergency management - Fire suppression systems - Physical security systems (access control, CCTV) |
| Topic 4: Power Supply and Distribution System | 25% | - Generator and redundancy design (N, N+1, 2N) - UPS systems and backup power design - PDU and power distribution architecture |
| Topic 5: Cabinet, Cabling and Space Management | 10% | - Rack layout and planning - Structured cabling standards |
| Topic 6: Data Center Fundamentals | 15% | - Data center concepts and architecture - Classification and tier standards (Uptime / TIA-942) |
| Topic 7: Monitoring and Operations | 15% | - DCIM (Data Center Infrastructure Management) - Routine operation and maintenance procedures - Alarm and environment monitoring systems |
The features of UPS are (). (Multiple Choice)
Correct Answer: A,B,C,D 🗳️
During the construction process, what should the nitrogen bottle operation be equipped with specially? (Multiple choice)
Correct Answer: B,C,D 🗳️
ACB circuit breakers are mainly used for IT load front-end, such as UPS output cabinet.
Correct Answer: B 🗳️
Under the same load conditions, the backup time of the UPS is mainly determined by the battery capacity and the number of battery sections. The larger the battery capacity is, the longer the backup time is.
Correct Answer: A 🗳️
According to the battery, different electrolyte storage can be divided into ( ) and ( ). (Multiple choice)
Correct Answer: A,C 🗳️
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Viewing questions 1-5 out of 185 questions.
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