DU0-001 無料問題集「APC Data Center University Associate Certification」

（A）Each cooling unit is ceiling mounted and targets cool air to the cold aisles.

（B）Each cooling unit works to cool the load through a raised floor plenum.

（C）Each cooling unit works directly to cool the heat load of a specific equipment rack.

（D）Each cooling unit is placed along the data center wall and cools the general air space.

（A）Free-standing enclosure

（B）Wall-mount enclosure

（C）Two-post open frame

（D）Four-post open frame

（A）A transfer switch

（B）A battery

（C）A single-phase input

（D）An inverter

（A）70 - 74 F (21 - 23 C)

（B）34 - 38 F (1 - 3 C)

（C）56 - 60 F (13 - 16 C)

（D）44 - 48 F (6 - 9 C)

（A）Token ring

（B）Ethernet

（C）Arcnet

（D）FDDI

（A）It creates airborne health hazards in the data center.

（B）It triggers short circuits in power distribution units.

（C）It corrodes internal computer components over time.

（D）It corrupts data on disk drives.

（A）Obstructs airflow

（B）Requires the need for more cabling

（C）Causes cable to exceed bend radius

（D）Adds weight to servers

（A）Building management system

（B）Energy management system

（C）Fire control panel

（D）Intelligent smoke detector

（A）55-70%

（B）70-85%

（C）25-40%

（D）40-55%

（A）1 UPS capable of supplying 400 kW

（B）2 UPSs paralleled; each UPS capable of 200 kW

（C）5 UPSs paralleled; each UPS capable of 100 kW

（D）3 UPSs paralleled; each UPS capable of 150 kW

（E）4 UPSs paralleled; each UPS capable of 75 kW

（A）Audio / video cables

（B）Power cables

（C）Fiber optic cables

（D）Category 5/5e/6a cables

（A）Reduced fire hazard

（B）Minimum carbon build-up

（C）Easy on-site storage

（D）More hours of operation between overhauls

（A）They plug into wall outlets

（B）They do not take away from IT equipment space

（C）They provide the highest capacity units

（D）They rapidly redeploy to a different location

（A）Employee ID number

（B）Iris scan

（C）Badge with photo

（D）Voice recognition

（E）Fingerprint

（A）Primarily in the hot aisle with some on the perimeter of room

（B）In the cold aisle only

（C）In equal amounts in both hot and cold aisles

（D）In the hot aisle only

（A）Placing hot spots in the corners of the room

（B）Alternating hot and cold aisles

（C）Segmenting hot aisles in one room and cold aisles in another

（D）Organizing individual rows by application

（A）Lightning strikes

（B）Motors turning on and off

（C）Static electricity discharges

（D）Non-unity power factors