What Is The Purpose Of Device Driver Software
. A device driver is a that controls a particular type of that is attached to your computer. There are device s for printers, displays, CD-ROM readers, diskette drives, and so on. When you buy an, many device drivers are built into the product. However, if you later buy a new type of device that the operating system didn't anticipate, you'll have to install the new device driver.
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A device driver essentially converts the more general input/output instructions of the operating system to messages that the device type can understand. Some Windows programs are s. These programs interface with the Windows Virtual Machine Manager. There is a virtual device driver for each main hardware device in the system, including the hard disk drive controller, keyboard, and serial and parallel ports.
What Is The Purpose Of Device Driver
A device driver is a small piece of software that tells the operating system and other software how to communicate with a piece of hardware. For example, printer.
Computer Software Types And Purpose
They're used to maintain the status of a hardware device that has changeable settings. Virtual device drivers handle software s from the system rather than hardware interrupts. In Windows operating systems, a device driver file usually has a file name suffix of DLL or EXE. A virtual device driver usually has the suffix of VXD.