# answering machine blocks quiz answers Create an answering machine on the micro:bit. #LED #screen #show #math #docs #input This is the answer key for the [answering machine quiz](/microbit/lessons/answering-machine/quiz). ## 1. Define what `show string` does? Answers may vary. This is a function that will show a string on the LED screen one character at a time (scrolling from left to right). ## 2. Draw which LED is ON after running this code ![](/static/mb/blocks/lessons/answering-machine-3.png) ![](/static/mb/lessons/answering-machine-0.png) ## 3. Draw which LED is ON after running this code ![](/static/mb/blocks/lessons/answering-machine-4.png) ![](/static/mb/lessons/answering-machine-1.png)
## 4. If the rectangle below represents the micro:bit, write the code to display the letter "Z". ![](/static/mb/lessons/answering-machine-2.png) ![](/static/mb/blocks/lessons/answering-machine-5.png)