Table of Contents:

1.1 Types of Digital Devices

Mainframe computer

• Large, powerful computer that carries out complex tasks (such as statistical analysis) rapidly and can be used by many people simultaneously.

Microprocessor

• It’s a single-chip CPU that Controls what the computer does. It takes data as input, processes it, and gives out an output.  e.g. Washing Machine, Television, Household appliances

Laptops & Desktops

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Laptops and desktops are types of personal computers. Laptops can be used as desktop replacements.

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• Desktop: A desktop PC usually has these basic components: a monitor, a keyboard, a system unit and a mouse.
• Laptop: A laptop is a portable version of a Desktop PC where all of the components and peripherals are included within the device itself. A laptop usually includes a: Screen. Keyboard. Touchpad .
• Notebook: A notebook computer is a small laptop computer that is about as big as an oversized book. A notebook computer is likely to be half the size of a laptop and is lighter and easier to carry.

Single Board Computers

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Affordable computers used in areas such as:

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