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The Universal Serial Bus (USB) is technology that allows a person to connect an electronic device to a computer. It is a fast serial bus type. It is mostly used on personal computers. USB is also used on other devices, such as smartphones and video game consoles. USB connects different devices using a standard interface.
Floppy disks are inserted in to a floppy disk drive or simply floppy drive to allow data to be read or stored. Floppy disks store much less data than a CD-ROM disk or USB flash drive. A normal 3 1⁄2 inch disk can store 1.44 megabytes of data. This is usually enough for simple text documents.
A USB flash drive (USB stands for Universal Serial Bus) is a popular way to store digital information. Flash drives are an easy way to share data (information). A USB flash drive can be attached to a USB port, and provides a certain amount of storage space, which can be used to store data.
A computer is a machine that uses electronics to input, process, store, and output data. Data is information such as numbers, words, and lists. Input of data means to read information from a keyboard, a storage device like a hard drive, or a sensor. The computer processes or changes the data by following the instructions in software programs.
The byte is the smallest useful unit of measure to show how many characters a computer (or electronics device) can hold. This is useful for things like RAM, or storage devices like USB drives and other types of Flash memory. Sending of data (for a modem or
Bluetooth. A typical Bluetooth headset to connect to a mobile phone. USB adapters such as this one allow some Personal computers to communicate via Bluetooth. The Bluetooth logo. Bluetooth is a protocol for wireless communication over short distances. It was developed in the 1990s, to reduce the number of cables.
Firmware in many machines such as routers can now be updated without any special hardware, other than a computer and a USB cable. This is done by downloading a new version from the World Wide Web to update the device, using instructions from the device manufacturer.
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