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