Sphero: Synchronous and Asynchronous

What is synchronous code?

• Code that will never run

• Code that will wait to move on because it runs sequentially

• Code that will start and continue, able to run at the same time

• Code that will run randomly, no matter what you do

What is asynchronous code?

• Code that will never run

• Code that will wait to move on because it runs sequentially

• Code that will start and continue, able to run at the same time

• Code that will run randomly, no matter what you do

ASYNCHRONOUS: A speak block plays for 5 seconds, how many seconds do you need in between for the next sound to play properly?

• 3 seconds

• 6 seconds

• 8 seconds

• None of the above

ASYNCHRONOUS: A sound block plays for 7 seconds, how many seconds do you need in between for the next sound to play properly?

• 3 seconds

• 6 seconds

• 8 seconds

• None of the above

ASYNCHRONOUS: A sound block plays for 8 seconds, how many seconds do you need in between for the next sound to play properly?

• 6 seconds

• 8 seconds

• 9 seconds

• None of the above

SYNCHRONOUS: If a sound plays for 7 seconds, how many seconds do you need to add for the next sound to play?

• 6 seconds

• 8 seconds

• 9 seconds

• 0 seconds (because it will play in order)

How many sounds can the Sphero play at the same time?

• Only one sound at a time

• More than one sound at a time

• It does not play any sounds

The Sphero sound block is asynchronous if it is set to ________.

• nothing

• wait

• stop

• continue

The Sphero sound block is synchronous if it is set to ________.

• nothing

• wait

• stop

• continue

In order to make the main LED light up while a synchronous sound plays, where should it be placed in the sequence?

• Before the synchronous sound block

• After the synchronous sound block

• At the end of the entire sequence

• It does not matter where it is placed