the usb hub is used for the purpose many of usb devices attaching to the computer.if we want to attach many more usb devices then we have need of usb hub to attach them
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USB: Universal Serial Bus. A standard device that connects to a host computer
usb
Whether or not a USB desk fan will work on an HDTV's USB port depends on the purpose of the port. However, in most cases, it will likely power the fan.
One reason for the usb port is so you can connect the controllers for games like Rock Band.
The purpose of USB data acquisition is to deliver high performance amplifications using the simplicity of USB. through simple data logging. It can also be used to embed OEM systems and once plugged in to a computer, can launch any bundled software as required.
A flash USB is used by all types of people for many different reasons. The number one thing people have a flash USB is for storing and transferring computer files.
An USB DVD burner is used to perform/fulfill a purpose. It is used so that the user of the burner can burn a copy onto another Compact Disc or USB drive.
Your usb gps should be able to work anywhere you go. The purpose of the usb gps receiver is so that you can unplug it and take it anywhere whenever you need it.
to entertain people, and bring a funky beat to music
A wireless router allows users to connect wirelessly to the Internet when they are within a specific range. A USB wireless router does the same thing except it uses the USB port of the computer to connect to the wireless router an Internet.
A serial to usb converter allows for access by modern computers to older model computers and other pieces of technology they may only have a serial port.
The sbusbdll file in the Windows operating system is used to provide support for USB devices and facilitate communication between the operating system and connected USB devices.