Flashcards on Computer Hardware: Components and Functions

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What is the role of the Central Processing Unit (CPU) in a computer?

The CPU is responsible for executing instructions, performing calculations, and controlling the operations of a computer system.

What does the Random Access Memory (RAM) do in a computer?

RAM temporarily stores data and program instructions that the CPU needs for immediate use.

What is the function of the motherboard in a computer?

The motherboard is the main circuit board that connects and controls all the components of a computer system.

What is the purpose of the power supply unit (PSU) in a computer?

The power supply unit provides electrical power to all the components of a computer.

What does the hard drive do in a computer?

The hard drive is a non-volatile storage device that stores data, programs, and operating system files.

What are the functions of a graphics card in a computer?

The graphics card processes and renders images, videos, and 3D graphics for display on a computer monitor.

What role does the optical drive play in a computer?

An optical drive reads and writes data from and to optical discs, such as CDs, DVDs, and Blu-ray discs.

What is the function of the sound card in a computer?

The sound card enables the computer to output audio signals to speakers or headphones.

What is the purpose of a computer monitor?

A computer monitor displays the visual output from a computer's graphics card.

What does the cooling system do in a computer?

The cooling system, including fans and heat sinks, prevents the computer components from overheating.

What is the function of the network interface card (NIC) in a computer?

The network interface card allows a computer to connect to a network, such as the internet.

What does the Universal Serial Bus (USB) port do in a computer?

USB ports allow for the connection of external devices, such as keyboards, mice, printers, and storage devices.

What is the purpose of the power button in a computer?

The power button is used to turn the computer on or off.

What does the mouse do in a computer?

The mouse is an input device used to move the cursor on the screen and select objects.

What is the function of the keyboard in a computer?

The keyboard is an input device used for typing and entering commands into a computer.

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Test Your Knowledge


Which computer component is responsible for executing instructions and performing calculations?



What is the main circuit board that connects and controls all the components of a computer called?



Which computer component temporarily stores data and program instructions that the CPU needs for immediate use?



What does a graphics card process and render for display on a computer monitor?



Which computer component enables the computer to output audio signals to speakers or headphones?



What is the purpose of a computer monitor?



Which component prevents the computer from overheating?



What does a network interface card (NIC) allow a computer to do?



Which component is used to turn the computer on or off?



What is the function of a keyboard in a computer?




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