220-801 · Question #851
Which of the following can be hot-swappable?
The correct answer is A. Hard drive. Hard drives, particularly in enterprise systems with dedicated hot-swap bays, are designed to be removed and replaced while the system remains powered on without interrupting operation.
Question
Options
- AHard drive
- BTape drive
- CFloppy drive
- DDVD-RW
How the community answered
(46 responses)- A91% (42)
- B2% (1)
- C4% (2)
- D2% (1)
Why each option
Hard drives, particularly in enterprise systems with dedicated hot-swap bays, are designed to be removed and replaced while the system remains powered on without interrupting operation.
Hard drives used in servers and workstations with hot-swap bays (commonly SAS or SATA drives in RAID arrays) are engineered to be inserted or removed while the system remains powered on. The host controller and operating system handle reconnection dynamically, allowing for live replacement without downtime - a standard feature in enterprise storage environments.
Tape drives use interfaces such as SCSI or SAS but are not typically designed or certified as hot-swappable devices in standard configurations.
Floppy drives use a legacy parallel interface connected directly to the motherboard and do not support hot-swapping - they require the system to be powered off for installation.
DVD-RW drives use SATA or legacy IDE interfaces connected internally and are not designed for hot-swapping in standard desktop configurations.
Concept tested: Hot-swappable hard drive support in storage systems
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