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Windows 8.1 Bible by Rob Tidrow, Jeffrey R. Shapiro, Jim Boyce

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Chapter 34: Installing and Removing Hardware

IN THIS CHAPTER

Using hot-pluggable devices

Disconnecting hot-pluggable devices

Installing not-so-hot-pluggable devices

Removing hardware devices

A typical computer consists of hardware, firmware, and software. These three components work together to make the computer both usable and useful. This chapter will help you understand each of these with a focus on installing and removing hardware in Windows 8.1.

Before jumping into hardware-related tasks, take a quick look at just what hardware, firmware, and software really are.

Hardware, Firmware, and Software Demystified

Hardware is any physical device used by the computer, whether internal to the computer (such as the CPU on the computer's motherboard) or attached externally to the computer. A discrete hardware component that performs a given function is generally referred to as a hardware device or just device for short. You can use numerous types of hardware devices with a computer. Printers, scanners, mice, keyboards, monitors, disk drives, digital cameras, iPods, MP3 players, modems, and routers are all examples of hardware devices.

Before we describe firmware, it helps to get a better understanding of software. Software is program code that is written to perform a given function. For example, all the program code that makes up WordPad is software. Likewise, all the program code that constitutes Windows 8.1 is software.

Device drivers are also software. A device driver is a program ...

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