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Getting Data In

Hardware vs. Software, and Where We're Headed

Input Devices: How Data Gets In

The Brain and the Memory

The CPU: The Brain of the Computer

Primary Memory: RAM and ROM

Secondary Storage: Keeping Data for Good

Output Devices: Getting Results Back Out

Check Your Understanding

Quiz: Spot the Input Device

Quiz: Inside the CPU

Quiz: RAM vs. ROM

Quiz: Permanent Storage

The Motherboard: Where Everything Connects

HDD vs. SSD: Modern Storage

Quiz: HDD vs. SSD

Interactive: Match the Component to Its Function

Open up the computer and meet the physical parts: input devices, the CPU, primary memory (RAM and ROM), secondary storage, and output devices.

Hardware is everything in a computer you can actually touch — the keyboard, the screen, the chips inside. In this module we open the case and follow data on its journey through the machine: in through input devices, into the brain, out to you again.

Hardware: The Physical Parts

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