JavaScript Console & Graphics Review

What function will output the text "Hello" ?

• output("Hello");

• add("Hello");

• printLine("Hello");

• println("Hello");

What function would you use if you want to ask a user for an integer?

• readLine()

• readString()

• readInt()

• readFloat()

What is the correct syntax for asking a user for their name?

• var name = readLine("What is your name?");

• var name;

  printLn("What is your name?");

• readLine("What is your name?");

• var name = "What is your name?"

What do we call the information that goes in between the parentheses when we call a function? Example: println("Hello")

• property /properties

• argument(s)

• method(s)

• option(s)

What is an integer?

• A whole number, either positive or negative

• A number with a fraction expressed as a decimal

• A true or false value

• A sequence of alphanumeric characters

What is the punctuation that we always use around strings?

• Single quotes '

• Double quotes "

• Tick marks `

• Double slashes //

What is a float?

• A whole number, either positive or negative

• A number with a fraction expressed as a decimal

• A true or false value

• A sequence of alphanumeric characters

Circles, Rectangles, and other shapes in JavaScript are considered Objects. What is the definition of an Object?

• A container that can hold multiple named values (properties) and methods

• A type of variable where the value cannot be redefined.

• A vector that can be drawn at any size.

• An array of values that can accessed by an index.

If you are not sure how to create a new Rectangle, what should you do?

• Guess

• Consult the CodeHS documentation for Rectangle

• Google it

• Define a rectangle function.

What two functions can we use to get the total height and width of the Canvas?

• getheight();

  getwidth();

• canvas.getHeight();

  canvas.getWidth();

• getHeight();

  getWidth();

• println("height");

  println("width");