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The main processing unit (CPU), additionally called a processor, is situated inside the computer situation on the motherboard. That is sometimes referred to as the mind of the computer, and its project is to carry out commands. At any time you press a key, click the mouse, or begin an application, you"re sending instructions come the CPU.
RAM is your system"s short-lived memory. Anytime your computer system performs calculations, the temporarily stores the data in the RAM till it is needed.
The tough drive is where your software, documents, and also other records are stored. The difficult drive is irreversible storage, which means the data is still saved also if you rotate the computer off or unplug it.
The strength supply unit in a computer converts the strength from the wall outlet to the type of power necessary by the computer. It sends power v cables to the motherboard and also other components.
Most computers have growth slots top top the motherboard that permit you to include various species of growth cards. These are sometimes dubbed PCI (peripheral component interconnect) cards. You might never require to add any PCI cards due to the fact that most motherboards have integrated video, sound, network, and also other capabilities.
The video card is responsible because that what you check out on the monitor. Most computers have a GPU (graphics processing unit) constructed into the motherboard instead of having actually a separate video clip card.
The sound card—also called an audio card—is responsible for what girlfriend hear in the speakers or headphones. Many motherboards have integrated sound, but you can upgrade to a devoted sound map for higher-quality sound.
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Bluetooth is a modern technology for wireless interaction over quick distances. It"s frequently used in computer systems to connect with wireless keyboards, mice, and printers. It"s commonly built into the motherboard or contained in a wireless network card. For computer systems that don"t have Bluetooth, you deserve to purchase a USB adapter, often called a dongle.