SK0-003 · Question #498
Which of the following are storage technologies that can be hot swappable? (Select TWO).
The correct answer is A. SCSI B. SAS. The question asks to identify two storage technologies that support hot-swapping, allowing drives to be added or removed while the system is running.
Question
Which of the following are storage technologies that can be hot swappable? (Select TWO).
Options
- ASCSI
- BSAS
- CATA
- DIDE
- ECMOS
How the community answered
(40 responses)- A90% (36)
- C3% (1)
- D5% (2)
- E3% (1)
Why each option
The question asks to identify two storage technologies that support hot-swapping, allowing drives to be added or removed while the system is running.
SCSI (Small Computer System Interface) has historically supported hot-swapping, especially in server environments, enabling drives to be replaced without system downtime.
SAS (Serial Attached SCSI) is a modern serial interface based on SCSI that is designed with hot-swapping capabilities as a core feature, widely used in enterprise storage for its flexibility and reliability.
ATA (Advanced Technology Attachment), also known as PATA, is an older interface that generally does not support hot-swapping reliably or safely without specific, non-standard controller and driver implementations.
IDE (Integrated Drive Electronics) is synonymous with ATA and shares the same limitations; it typically requires the system to be powered off to safely add or remove drives.
CMOS (Complementary Metal-Oxide-Semiconductor) refers to a type of semiconductor technology used in microprocessors and non-volatile memory for BIOS settings, not a storage technology for data drives.
Concept tested: Hot-swappable storage interfaces
Source: https://learn.microsoft.com/en-us/windows/win32/storage/about-sata-and-sas-hot-swap
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