Meet the Computer Team

Follow a drawing from your fingers to the screen and into a saved file.

All worksheets

5 questions0m 0s

Learn the skill

Input brings information in. The CPU follows program instructions. RAM holds information in use. Output sends information out. Storage keeps saved files when the computer is off.

Worked example

Mina types a title using a keyboard (input). The CPU follows the drawing program. RAM holds work in progress. The screen shows the picture (output). Saving writes the file to storage.

Input enters; the CPU follows instructions; the screen displays output; storage keeps saved files. RAM holds work in use. — RAM: working information in use. This is a job map, not wiring.

Would you believe it?

A touchscreen can do two jobs: show output as a display and receive input when you touch it. One object can have more than one role.

Try It on Paper

Draw a keyboard, CPU and screen. Join them with arrows to show a typed letter being processed and displayed. Add RAM beside the CPU and storage for the saved file. This is a simplified job map, not wiring instructions. Do not open a computer.

Question 1 Which device brings typed letters into the computer? Keyboard Speaker Screen

Question 2 Which part follows the program's instructions? Keyboard CPU Printer

Question 3 Which device displays your picture? Mouse Microphone Screen

Question 4 Which part holds information currently being used? RAM Keyboard Speaker

Question 5 Where should the file be saved to keep it after shutdown? Only RAM Storage Only the screen

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