SK0-003 · Question #14
Which of the following ports supports hot plug devices? (Select TWO).
The correct answer is A. USB C. PCI. USB ports are inherently designed for hot-plugging, and certain advanced implementations of the PCI standard, specifically PCI Express, also support hot-plugging of devices.
Question
Which of the following ports supports hot plug devices? (Select TWO).
Options
- AUSB
- BAGP
- CPCI
- DIDE
- EPS2
How the community answered
(23 responses)- A91% (21)
- B4% (1)
- E4% (1)
Why each option
USB ports are inherently designed for hot-plugging, and certain advanced implementations of the PCI standard, specifically PCI Express, also support hot-plugging of devices.
USB (Universal Serial Bus) ports are explicitly designed for hot-plugging, allowing users to connect and disconnect peripheral devices without requiring the computer to be powered off or restarted.
AGP (Accelerated Graphics Port) is an internal expansion slot specifically for graphics cards and does not support hot-plugging; the system must be powered off before installing or removing an AGP card.
While traditional PCI slots were not hot-pluggable, later advancements like PCI Express (PCIe) and some server-specific PCI-X implementations support hot-plugging, enabling the addition or removal of expansion cards without system downtime.
IDE (Integrated Drive Electronics) interfaces, used for internal hard drives and optical drives, do not support hot-plugging and require the system to be powered down before connecting or disconnecting devices to prevent damage.
PS/2 ports, commonly used for keyboards and mice, are generally not hot-pluggable, and attempting to connect or disconnect a device while the system is operating can lead to system instability or component damage.
Concept tested: Hot-pluggable device interfaces
Source: https://learn.microsoft.com/en-us/windows-hardware/drivers/usb/universal-serial-bus-drivers
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