Home » LPI » 117-201 » Which command displays information about connected USB devices?
Which command displays information about connected USB devices?
A. cat /proc/usbdevices
B. cat /proc/usb/devices
C. cat /proc/bus/usb/devices
D. cat /proc/usbbus/devices
E. cat /proc/hotplug/usb
Correct Answer: C
Explanation/Reference:
Explanation:
/proc/bus/usb
An interface to USB devices provided by the post-2.3.15 Linux kernels. Contains per-bus subdirectories with per-device files and a devices file containing a list of all USB devices. This interface is also support by some 2.2 Linux kernels.
Or
Use the lsusb command
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