CodeHS JavaScript User Input and Graphics Questions and Answers Rated A+

CodeHS JavaScript User Input and Graphics Questions and Answers Rated A+ What function is used to take user input in CodeHS JavaScript? The `readLine()` function is used for text input, and `readInt()` or `readFloat()` for numerical input. How do you display a circle on the canvas in CodeHS JavaScript? Use `var circle = new Circle(radius);`, then `add(circle);` to display it. What function sets the position of a shape on the canvas? The `setPosition(x, y);` function moves a shape to specific coordinates. How can you change the color of a rectangle in CodeHS JavaScript? Use `setColor(Color.RED);` or another color from the `Color` library. What function is used to pause the execution of a CodeHS JavaScript program temporarily? The `pause(milliseconds);` function delays execution for the given time. 2 How do you get a user to enter their name in CodeHS JavaScript? Use `var name = readLine("Enter your name: ");`. What function is used to change the size of a text label? The `setFont("30pt Arial");` function adjusts the text size and font. How do you draw a line from the top-left to the bottom-right of the canvas? Create a `Line` object with `new Line(0, 0, getWidth(), getHeight());` and add it to the canvas. How do you clear all objects from the canvas? Use `removeAll();` to delete everything on the canvas. How do you move a rectangle 10 pixels to the right? Use `(10, 0);`. How do you set the background color of the canvas? 3 The background color is set using `setBackground(Color.BLUE);`. What function do you use to check for user mouse clicks? Use `mouseClickMethod(functionName);` to handle clicks. How do you create a random color in CodeHS JavaScript? Use `var color = new Color(randomInteger(0,255), randomInteger(0,255), randomInteger(0,255));`. How do you detect when a user presses a key? Use `keyDownMethod(functionName);`