How Do Computers Remember Things So Well?

Imagine your computer is like a super-duper librarian who never forgets. Every time you save something, it gets a special number and goes into the library’s biggest shelf, that's memory! The librarian knows exactly where everything is because of those numbers. When you want to find something again, the librarian just uses that number to bring it back instantly.

Take the quiz →

Examples

  1. When you save a picture of your dog, it's like giving the librarian a new file with its name on the front.
  2. Your computer remembers your password by turning it into a secret code made of ones and zeros.
  3. Every time you play your favorite game, the bits in RAM change to show the moving characters.

Ask a question

See also

Discussion

Recent activity