35 terms

Computer Hardware


Terms in this set (...)

System Unit (tower)
Contains all the inner workings of a computer like the mother board and the power supply. Protects all the components and allows you to hook up peripherals to the system.
It is a visual output device that interprets the data into a picture that you can manipulate with the mouse and keyboard. It can also be input if it's touch screen.
It is an input device used to type words or numbers on the monitor or to control things like video games with the arrow keys.
It is an input device that you move around on a flat surface and click on things to give the computer commands.
It is an output device that is used to create hard copies of things displayed on your monitor.
Router/Modem/or other network or internet connection point
It is an input and output device that is used to connect computers to the internet.
It is an audio output device that allows you to hear sounds coming from videos, games, etc.
Peripheral (give an example)
anything that will connect to the outside of the computer, they can be input and output, depending on the device.
VGA Port
Port used to connect your monitor (or other visual output device) to your computer.
Ethernet/RJ45 Port
Port that allows you to have a hard-wired connection to the internet
USB A port
a data and power connection where you plug in things like keyboards, mice, video game controllers, smartphones, tablets or fancy headphones and speakers. Many "smart" devices use this type of connection because you can charge and sync through one cable.
USB B port
used mostly for plugging in printers, scanners, and SmartBoards to the computers.
USB Micro or Mini Port
are found on small devices like non-Apple phones, tablets, digital cameras and camcorders, fitness trackers, portable GPS. . . They are usually for both charging and syncing.
Audio Jack Port
input and output because you can input things with a microphone and it outputs through a speaker or headphones.
Power Connector Port
where you plug in a cord to supply power from the wall outlet to the computer.
Power Supply
big metal block inside the computer that gets power from the outside, converts it, and sends it to everywhere in the computer.
Processor Fan
sits on top of the heat sink and it helps cool the processor.
Heat Sink
the thing in between the fan and the processor and it's simply a piece of metal that helps pull heat away from the processor.
This is the brain of the computer. It processes all data and runs programs.
Expansion Slots
allow you to add the circuitry and ports needed to add additional peripherals to a computer that didn't come with these ports -- such as adding a high-end video card for gaming.
used for short term memory like when you're working on a document its saved in here until you save it to the hard drive and shut the computers off.
CD/DVD Drive
a component that can read CDs and DVDs to input information to your computer such as new software, videos, or files. You can also burn CDs or DVDs if the drive is an RW (re writable).
Hard Drive
the long term memory of the computer, it saves everything (such as the operating system, programs, and files) on it after you turn off the computer and it will be there when you turn it back on.
SATA Cables
cables inside of the computer that connect the mother board to the hard drive and CD/DVD drive.
Power Cables (internal)
little bunches of colored cables in the computer that run from the power supply into everything else and bring them power.
Sort of a nervous system of communication. It allows all the components plugged into it to communicate with each other.
Bios Chip/CMOS Battery
in charge of waking up the computer everytime it's turned on.The bios chip does this and the CMOS battery powers it.
They are integrated circuits that move information from one place on the motherboard to the other.
RAM slots
where you would plug in your RAM sticks, they connect them to the rest of the computer.
USB A cable
These cables can plug into USB A ports and can be input and output. You connect a lot of peripherals and personal electronics with them.
USB B cable
These cables can plug into USB B ports and can be input and output. They are used to connect to mostly printers, scanners, and SmartBoards.
External Power Cord
what you plug into the port on the back of the computer so that it can receive power.
VGA Cable Plug
how the monitor is connected to the tower. It plugs into a VGA port on both the monitor and the tower.
Audio Cable
Connect microphones, headphones, and speakers to your computer with these cables.
Ethernet/RJ45 Cable
cable used to connect the computer to the internet

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