Server+ Redundant Power Supplies and RAID Controllers Quiz

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| Questions: 20 | Updated: Aug 14, 2026
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1. Which component in a RAID controller improves write performance by temporarily storing data?

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About This Quiz
Server+ Redundant Power Supplies and Raid Controllers Quiz - Quiz

This quiz evaluates your understanding of redundant power supply systems and RAID controller technologies in server environments. You'll demonstrate knowledge of power supply redundancy configurations, failover mechanisms, RAID levels, controller features, and best practices for ensuring server reliability and data protection. Essential for IT professionals managing enterprise server infrastructure.

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2. True or False: In a redundant PSU setup, both power supplies must be identical models and wattages.

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3. RAID controllers with firmware ____ support advanced features like snapshot and replication.

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4. Which PSU specification indicates the time a system can run on battery during power loss?

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5. True or False: RAID 6 can tolerate the simultaneous failure of up to two drives.

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6. A redundant PSU system with automatic failover requires ____ to monitor power status.

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7. What feature allows RAID controllers to predict and prevent drive failures?

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8. True or False: A RAID controller can recover from simultaneous failure of two drives in RAID 5.

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9. RAID 10 (1+0) combines mirroring and ____ for redundancy and performance.

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10. In redundant PSU configurations, what is the primary purpose of load sharing?

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11. What is the primary advantage of redundant power supplies in a server?

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12. True or False: RAID 0 provides redundancy and fault tolerance.

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13. A PSU with 80+ Bronze certification means it operates at minimum ____ efficiency at 50% load.

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14. What is the minimum number of drives required for RAID 5?

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15. Which RAID controller feature allows hot-swapping of failed drives without server shutdown?

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16. RAID 6 differs from RAID 5 primarily by having ____ parity blocks.

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17. A server has two 750W PSUs. If total power draw is 1200W and one PSU fails, what happens?

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18. What does RAID 5 require to function properly after a disk failure?

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19. Which RAID level provides mirroring without parity?

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20. In a 2+1 redundancy configuration, how many power supplies are actively powering the server?

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Which component in a RAID controller improves write performance by...
True or False: In a redundant PSU setup, both power supplies must be...
RAID controllers with firmware ____ support advanced features like...
Which PSU specification indicates the time a system can run on battery...
True or False: RAID 6 can tolerate the simultaneous failure of up to...
A redundant PSU system with automatic failover requires ____ to...
What feature allows RAID controllers to predict and prevent drive...
True or False: A RAID controller can recover from simultaneous failure...
RAID 10 (1+0) combines mirroring and ____ for redundancy and...
In redundant PSU configurations, what is the primary purpose of load...
What is the primary advantage of redundant power supplies in a server?
True or False: RAID 0 provides redundancy and fault tolerance.
A PSU with 80+ Bronze certification means it operates at minimum ____...
What is the minimum number of drives required for RAID 5?
Which RAID controller feature allows hot-swapping of failed drives...
RAID 6 differs from RAID 5 primarily by having ____ parity blocks.
A server has two 750W PSUs. If total power draw is 1200W and one PSU...
What does RAID 5 require to function properly after a disk failure?
Which RAID level provides mirroring without parity?
In a 2+1 redundancy configuration, how many power supplies are...
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