JavaScript Test

What is the proper syntax to draw a circle on the screen in JavaScript?

• var = new Circle (20);

• var = Circle(circleDraw();)

• createCircle();

• var = new circle(20);

Which command is used to concatenate text and display it in JavaScript?

• print("Text " + " Text")

• "Text " + " Text"

• println("Text " + " Text");

• show("Text " + " Text")

What is the naming convention where the first letter is lower case and each subsequent start of a word is upper case?

• UpperCamelCase

• lowerCamelCase

• snake_case

• kebab-case

What is a Callback Function in JavaScript?

• A function that returns a value

• A function that is called when a variable is declared

• A function passed as a parameter to another function to be called later

• A function that prints a line to the user

What does the getWidth() function return in JavaScript?

• The height of the graphics canvas

• The width of the graphics canvas

• The area of the graphics canvas

• The perimeter of the graphics canvas

What is the study of computational thinking and the step-by-step process to a computer called?

• Information Technology

• Computer Science

• Algorithmic Thinking

• Software Thinking

What is the purpose of Input Output (I/O) in programming?

• To perform basic mathematical tasks

• To send and receive data from a computer hardware component, device, or network

• To manage the flow of information into and out of a program

• To store data permanently

Which of the following is NOT an arithmetic operator?

• +

• -

• %

• &

In the code segment, what is the initial value of the variable 'favNum'?

• 10

• Your favorite number

• 30

• Your name

What does the function 'setPosition' do in the context of the circle object?

• Sets the color of the circle

• Sets the position of the circle on the screen

• Sets the size of the circle

• Sets the name of the circle