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A+, Network+, Security+ Exams in a Nutshell by Pawan K. Bhardwaj

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Laptops and Portable Devices

Laptops are built for mobile computing. They are much smaller in size and weight than desktop computers, and they are portable, which means that they can easily be carried from one place to another. Due to their smaller size, the components that make up a laptop have to be compact. Although laptops cannot beat desktops in features, performance, and computing capabilities, their functionality is comparable for everyday computing needs. Laptops use special components that are different from normal desktops, and they need special handling and maintenance. In this section, we will discuss unique features of laptop components, their power management options, troubleshooting techniques, and preventive maintenance procedures.

Overview of Laptop Components

One of the major differences between a laptop and a desktop is that the laptop is portable while the desktop is not. Some of the other factors that distinguish between a desktop and a laptop are as follows:

Size

A laptop is much smaller than a desktop because all of its components are in a single case. This helps when you do not have sufficient space to keep individual desktop components such as the CPU, the monitor, and the keyboard.

Cost

The cost of a laptop is much more than that of a desktop. It is still about 50 percent more than a standard desktop of comparable configuration, but the gap is reducing fast.

Ease of operation

Desktops offer ease of operation due to a larger keyboard, a bigger mouse, and larger ...

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