Youve just moved a new USB 20 device from a new system to an

You’ve just moved a new USB 2.0 device from a new system to an older system. The new device worked properly on the new system but doesn’t install properly on the older system. All other USB devices work properly on the older system. What is the most likely problem?

A. The USB device has malfunctioned.

B. The new USB device isn’t backward compatible with USB 1.0 standards.

C. The old system’s BIOS is out-of-date and needs to be upgraded.

D. The USB hub has malfunctioned.

Solution

Answer (A) is correct .It may show the error USB device not recognized or malfuntioned.

(B),(C),(D) are incorrect as the USB 2.0 has backward compatibile with 1.0 standards
It may have slower speeds and BIOS upgradation is not needed. If hub was malfuntioned no other devices will work.