Game Maker Loops and Arrays

Which event is executed once every game cycle?

• Create event

• Alarm event

• Left Released event

• Step event

Where can you see the output of show_debug_messages(str) included in your code?

• In the first room of your game

• In the console window

• Right after the statement in code

• Nowhere, unless you run the game in debug mode

Which of the following statements could be rewritten using the += shortcut?

• score = points + 5;

• score = score + 5;

• score = 5;

• score = score * 5;

Which of the following would using a controller's draw event not be the best option?

• Display the score

• Show a game timer

• Show a health bar

• Change another object's sprite

What will display in the messages window when the following code is run?

names[0] = "Dorothy"

names[1] ="Tin Man"

names[2] = "Scarecrow"

names[3] = "Cowardly Lion"

for(i = 1; i < 3; i+=1)

{ show_debug_message(names[i]);}

• Tin Man

• Tin Man, Scarecrow

• Tin Man, Scarecrow, Cowardly Lion

• Dorothy, Tin Man, Scarecrow, Cowardly Lion

Which is the best description of the dot notation?

• It is used to get one instance to move with another instance.

• It forces one instance to collide with another instance

• It returns the number of pixels across a room.

• It provides a way to access another instance's local variables in a different object's code

How many cards will be created after the following code executes?

for ( r = 0; r < 4; r += 1 )

{ instance_create_layer( r * 80, 250, "Instances", card ); }

• 3

• 4

• 5

• 80

An array named bonus is holding the following values, one per cell: [10, 20, 30, 40, 50].

Which of the following would be used to access the value 30?

• bonus(2)

• bonus[2]

• bonus(3)

• bonus[3]

Identify the loop index variable in the following code:

for ( r = 0; r < 4; r += 1 )

{ instance_create_layer( r * 80, 250, "Instances", card ); }

• 1

• 4

• r

• card

What is a loop?

• What is a loop?

• A block of statements that repeats over and over according to some condition

• A repetitive process initiated by the game player

• A way to designate room order