Server hardware, storage, and administration terminology tested on CompTIA Server+.
41 cards · basic cards · AI-written, checked twice. Edit anything.
- What does RAID 0 provide?
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Striping across multiple drives with no redundancy or parity- What does RAID 1 provide?
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Mirroring, where data is duplicated across two drives- What does RAID 5 require minimum?
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Three drives, uses striping with parity- How many drive failures can RAID 6 survive?
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Two simultaneous drive failures- What is RAID 10?
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Striped set of mirrored pairs, combines RAID 1 and RAID 0- What is a hot spare in RAID?
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Standby drive that automatically replaces a failed drive in the array- What is a SAN?
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Storage Area Network, provides block-level storage over a network- What is a NAS?
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Network Attached Storage, provides file-level access over a network- What protocol does iSCSI use for storage transport?
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Internet SCSI, sends SCSI commands over TCP/IP networks- What is Fibre Channel used for?
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High-speed network technology for connecting servers to storage devices- What is an HBA?
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Host Bus Adapter, interface card that connects a server to a storage network- What does CPU cache improve?
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Processor speed by storing frequently accessed data for fast retrieval- What is ECC memory?
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Error-Correcting Code memory that detects and corrects single-bit errors- What is a DIMM?
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Dual Inline Memory Module, a RAM form factor used in servers- What is the purpose of a PSU?
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Power Supply Unit converts AC power to DC power for server components
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