Data Center Quiz: Can You Master Cooling, Power & Racks?

1. Which UPS topology provides the best protection for critical equipment?

Standby UPS

Online UPS

Line-interactive UPS

Offline UPS

2. Which monitoring system alerts administrators to temperature and humidity deviations?

Building Management System (BMS)

Environmental Monitoring System (EMS)

Network Monitoring System (NMS)

Asset Management System (AMS)

3. What is the purpose of a surge protector in data center power distribution?

Protect equipment from voltage spikes

Increase power output

Reduce cooling requirements

Improve network bandwidth

4. Which standard specifies rack dimensions for server mounting?

IEEE 802.3

EIA-310-D

ANSI C95.1

ISO 27001

5. What is the typical lifespan of a UPS battery?

1–2 years

3–5 years

10–15 years

Indefinite with maintenance

6. Which type of power distribution allows remote monitoring and control?

Basic PDU

Intelligent PDU

Passive PDU

Manual PDU

7. What is the primary benefit of implementing hot/cold aisle containment?

Reduced cooling costs and improved efficiency

Increased server processing power

Better physical security

Faster network connectivity

8. Which cooling method uses direct contact between coolant and server components?

Air cooling

Immersion cooling

Evaporative cooling

Passive cooling

9. In rack U measurement, how many inches does one U represent?

1.75 inches

2.5 inches

3.5 inches

5 inches

10. What does CRAC stand for in data center cooling systems?

Computer Room Air Conditioning

Central Rack Air Circulation

Continuous Refrigeration Access Control

Computer Redundant Air Cooler

11. What is the primary purpose of hot aisle containment in data centers?

Isolate hot air exhaust to improve cooling efficiency

Increase server processing speed

Reduce physical security risks

Prevent unauthorized equipment access

12. How should cables be routed in a data center to maintain airflow?

Through hot aisles only

Under raised floors or overhead trays

Wrapped around server racks

Randomly for flexibility

13. What is the ideal PUE ratio for an efficient data center?

1.0–1.2

2.5–3.0

4.0–5.0

Above 5.0

14. Which metric measures the energy efficiency of a data center?

Power Usage Effectiveness (PUE)

Bandwidth Utilization Rate (BUR)

Server Load Percentage (SLP)

Thermal Conductivity Index (TCI)

15. What is the purpose of blanking panels in server racks?

Prevent hot and cold air mixing

Increase server density

Reduce cable clutter

Improve network speed

16. Which type of rack mounting allows servers to be installed from front to back?

Wall-mounted

Pedestal

19-inch standard rack

Cabinet-only

17. What is the recommended temperature range for server room operations?

40–50°F

59–89°F

90–100°F

Below 32°F

18. In a data center, redundant power supplies are typically configured in which way?

N+1 configuration

Serial connection

Single point of failure

Backup-only setup

19. What does PDU stand for in data center infrastructure?

Power Distribution Unit

Physical Device Utility

Primary Data Unifier

Power Delivery Upgrade

20. Which cooling method circulates chilled water through floor tiles to cool equipment?

In-row cooling

Raised floor cooling

Liquid cooling

Spot cooling