If the device's main purpose is to gather information for the computer, then it's an input device. If its main purpose is to let the computer communicate information to the user, then it's an output …

Now, let's look at a simple example of how input travels through a computer and becomes output. When you press a key on your keyboard, let's say the letter B, the keyboard converts the letter …

Computers perform more than simple Boolean logic operations on input data, and they typically output more than a single binary digit. Computers definitely use logic gates for all their …

They may look different, but they all share the same underlying technology. The more we understand how that technology works, the more we can use the computers around us to help …

Understand hardware, software, CPU, memory, storage devices, and key characteristics of a computer system.

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What's the purpose of having a logic circuit? Wouldn't the outcome always just be the final gate's outcome? So basically you could just input whatever you need for the last gate and that's it...

They may look different, but they all share the same underlying technology. The more we understand how that technology works, the more we can use the computers around us to help …

Computer components How does the computer receive, store, and process data? Explore how input and output devices, CPU, and computer memory work.

She randomly selects 20 students at her school and records their caffeine intake (mg) and the number of hours spent studying. A scatterplot of the data showed a linear relationship. This is …