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خذ اختبارات أخرى عبر الإنترنت
السؤال #1
what is typical entrance room power requirement?
A. More than 2000 KW
B. 500, to 1500 watts per access provider
C. More than about Million watts
D. exactly or less than 300KW
عرض الإجابة
اجابة صحيحة: B
السؤال #2
According to TIA-942, what is the low temperature that must be maintained in a data center?
A. 75 degrees
B. 65 degrees
C. 68 degrees
D. 70 degrees
E. 60 degrees
عرض الإجابة
اجابة صحيحة: C
السؤال #3
What is the first preference regarding utility service, class F4?
A. Lead-acid battery, vented and valve regulated Nickel-cadmium battery, vented and valve regulated
B. Flywheel, vertical and horizontal
C. Lithium-ion battery, sealed and unsealed
D. Supercapacitor, cylindrical and prismatic
عرض الإجابة
اجابة صحيحة: D
السؤال #4
What is the recommended amount of fuel supply needing to be available to a class F3 data center?
A. 72 hours
B. 24 hours
C. 48 hours
D. 96 hours
عرض الإجابة
اجابة صحيحة: A
السؤال #5
What is the difference between a single bus and a dual bus power distribution system?
A. Single bus is more flexible and adaptable to changing needs than dual bus
B. Single bus has only one power source while dual bus has two independent power sources
C. Single bus is more reliable than dual bus
D. Dual bus is more cost-effective than single bus
عرض الإجابة
اجابة صحيحة: B
السؤال #6
What is the recommended amount of fuel supply to be available to a class F4 data center?
A. 72 hours
B. 24 hours
C. 48 hours
D. 96 hours
عرض الإجابة
اجابة صحيحة: D
السؤال #7
What are the equipment clearance/access requirements when designing the door openings and loading dock areas for a data center?
A. At least two circuits from one substation, same path
B. At least one circuit from two separate substations, different voltage levels
C. One circuit from one substation, separate paths
D. At least two circuits from two separate substations, diverse substation power grids and separate paths
عرض الإجابة
اجابة صحيحة: C
السؤال #8
What is the most common energy storage solution and what are the two types?
A. 20 feet
B. 40 feet
C. 10 feet
D. 30 feet
عرض الإجابة
اجابة صحيحة: A
السؤال #9
What is the difference between a hard-wired and a plug-in UPS?
A. Hard-wired UPS is more efficient in terms of power delivery than plug-in UPS
B. Hard-wired UPS is more reliable than plug-in UPS
C. Hard-wired UPS is permanently connected to the electrical system while plug-in UPS can be easily connected and disconnected
D. Plug-in UPS is more cost-effective than hard-wired UPS
عرض الإجابة
اجابة صحيحة: C

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