The document provides information about USB ports including their symbol, what they are, and some basic characteristics. It begins with an introduction to USB as an industry standard bus architecture. It then asks what the symbol of a USB port is and what a computer port is in general. It provides multiple choice answers and explanations. It also includes a word search puzzle with terms related to ports, peripherals, and hardware. Finally, it lists some basic characteristics of USB ports such as being a universal serial bus, quickly attaching peripheral devices, transmitting data and distributing power, and common uses with keyboards, mice and other low-bandwidth input devices.