WONDER #1583: How Do QR Codes Work?

Question 1 of 3

The QR in QR code stands for what?

  1. quick response
  2. quaint restoration
  3. quack riot
  4. quiet revolution

Question 2 of 3

Unlike traditional bar codes, QR codes can store information both horizontally and what?

  1. upside down
  2. vertically
  3. diagonally
  4. inside out

Question 3 of 3

The two-dimensional QR code is also known by what other name?

  1. gobbledygook
  2. valiant barcode
  3. matrix barcode
  4. Internet generic code

Check your answers online at https://www.wonderopolis.org/wonder/how-do-qr-codes-work.