Graphics Objects
The element we position objects upon when creating graphics.
What is a Canvas?
The horizontal coordinate on a canvas is called this.
What is the x-axis.
This keyword is used to declare a variable that can change.
What is let?
The operator * does this type of math.
What is multiplication?
The point on an object that determines the position.
What is the reference point or anchor point?
This function draws a rectangle on the canvas. (the part that starts with NEW.
What is "new Rectangle(width, height)"
The vertical coordinate on a canvas is called this.
What is the y-axis.
This keyword declares a variable that cannot be reassigned.
This keyword defines a function.
What is function?
The order of operations in math expressions follows this acronym.
What is PEMDAS?
The property that sets the color of an object.
What is ".setColor()"?
The coordinates (getWidth() / 2, getHeight / 2) place an object here.
What is the center of the canvas?
Write a statement that assigns a constant variable called COLOR_HEIGHT to 100 units.
What is const COLOR_HEIGHT = 100;?
To roll a random number between 1 and 6, like a dice, you use this expression.
What is "Randomizer.nextInt(1, 6);"?
This is the name of the measurement we enter when creating a circle obect: new Circle(?)
What is radius?
This is where the reference point of a rectangle exists.
What is the top left?
If you draw a rectangle at (50, 100), the object is shifted 100 pixels in this direction.
The function needed to save user input that is a number.
What is readInt() OR readFloat()
What is the result of 7 % 4 * 2?
What is 6?
This is the part of your program where you call helper functions and it is the only function that should be called on it's own.
What is the main() function?
This is where the reference point of a text object exists.
What is the bottom left.
The coordinates of the bottom left corner of the canvas.
What is (0, getHeight())?
Write a statement that assigns user input to a variable called name and asks the user "what is your name?".
What is let name = readLine("What is your name?");?
The result of this expression: (8 + 2) / 5 * 3
What is 6?
In JavaScript, the + operator is used for both addition and this.
What is Concatenation?