Tynker Programming 301 Lesson 9: Messaging

Dan misspelled his message in his block. Instead of

"gate.open", he typed "gateopen". How will this affect his game?

• The actor will never receive the message and the gate will not open

• The actor will still receive the message

• The actor never receives the message, but the gate will still open

• The actor will send a message instead

Which of these blocks is NOT used for handling events?

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Which block should you use if you want to send a message to a specific Actor?

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Which block should you use if you want to send a message to all of the Actors on the stage at once?

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What's the difference between the two blocks below?

• While they both send messages, the 'Send Message' block sends it to one Actor in particular, and has the option of containing some kind of value to send using the 'with' field. The 'Broadcast' block is used to send a message to all Actors on the Stage.

• Only the 'Send Message' block is used to send messages to Actors.

• The 'Send Message' block is used to send messages to Actors, while the 'Broadcast' block is used to send messages only to the Stage.

True or false: You can name your messages whatever you want.

• True

• False

True or false: It is good practice to use meaningful or helpful names to identify what the message is used for.

• True

• False

True or false: You can have multiple When I Receive blocks for the same message.

• True

• False

True or false: An Actor can only receive one message.

• True

• False

True or false: Multiple Actors can receive the same message.

• True

• False