firewire and usb
An IO (Input/Output) module allows a computer to interact with external devices by controlling input and output signals. It acts as an interface between the computer's central processing unit (CPU) and external devices such as sensors, actuators, and other hardware components.
The USB interface standard connects external hardware to your computer- everything from webcams to external hard drives to your Ipod. Without it you would be unable to access many functions of cameras and other devices that allow you to upload things to the internet.
The flat circuit board inside a computer is called Mother Board. Yes , this provide all the circuitry for the computer and connect different components together. Then the components have their own circuit boards which provide internal and external connections.
though an External HardDrive with usb interface
No that is not the definition of an external interface.
Provides mediocre component alternatives if external component options are not possible/desired.
External interface requirements are the basically final page that apears in front of the user related to his or her activities which he/she can performed in that application.
They can use many different interfaces depending on the drive, although most use USB. Although the four main are:USB 3USB 2eSataIEEE 1394 / Firewire
it distributes the electrical curent to the different components of the PC such as DVD rom, external lights, , and the parallel ports where you hook the monitor and keyboards and mouse and of course to the hard drive.
External Components of ComputerMonitorKeyboardMousePrinterScannerRouterWebcamJoy stickUSB Hard DrivePen DriveUPSSpeakers
External devices are used for storage just like internal devices but with the added bonus of being portable and not requiring space inside your computer. This usually comes at the sacrifice of access time or write times. Depends on the interface used for the external device.
External devices are used for storage just like internal devices but with the added bonus of being portable and not requiring space inside your computer. This usually comes at the sacrifice of access time or write times. Depends on the interface used for the external device.