Which of the following statements are true about Universal Serial Bus (USB) ?
Each correct Answer represents a complete solution. Choose two.

A.
USB supports hot plugging.

B.
You can connect up to 127 peripheral devices to a single USB port.

C.
You can connect up to 16 peripheral devices to a single USB port.

D.
USB does not support Plug n Play installation.

Explanation:

Universal Serial Bus (USB) is a standard-based, external bus for a computer that brings the Plug and
Play capability of hardware devices. You can use a single USB port to connect up to 127 peripheral
devices, including speakers, CD-ROM drives, tape drives, keyboards, scanners, and cameras. USB
supports hot plugging, which means that you can install or remove a USB device while the computer
is running and the operating system automatically reconfigures itself accordingly. USB eliminates the
need to install internal cards into dedicated computer slots and reconfigure the system.
Reference: TechNet Technical Information CD, Topic: Appendix C – Hardware Support