Computer Hardware & Software

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Hardware

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The physical components of a computer system. Common hardware components include the CPU, motherboard, hard drive, and RAM.

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Software

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Computer programs, procedures, instruction, and data that control how the computer operates.

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Peripheral Device

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An external device that connects to a computer in order to provide additional functions and capabilities. Examples include mice, keyboards, graphics cards, and speakers.

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Mobile Device

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A portable handheld computing device, such as a smartphone or tablet computer.

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Internet Bandwidth

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The maximum rate of data transfer on a network or Internet connection, typically expressed in megabits per second (Mbps).

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HDMI (High-Definition Multimedia Interface)

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A video display interface that uses a 19-pin connector to transfer audio and visual data between devices at extremely high bitrates.

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RJ45 (Registered Jack 45)

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A cable connector specification commonly used in Ethernet networks. An RJ45 has an 8-pin connector that can be attached to a twisted pair cable.

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USB (Universal Serial Bus)

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A standard that specifies cables, connectors, communication protocols, and power supply requirements for the connections between computers and computing devices.

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Surge Protector

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A device with electrical outlets that protects electronic devices from voltage spikes.

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Inkjet Printer

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A type of printer that uses inkjets and magnetized plates to spray ink directly onto paper to create printed text and images.