Quiz  /  P5.js Class 9 MCQ Questions With Answers

  • 1. 
    ______________ are lines of code that perform specific tasks.

  • Parameters
  • Variables
  • Functions
  • fdsgfds

  • 2. 
    You can use the 'random' function to randomly select the values for any function that uses numeric parameters.

  • True
  • False

  • 3. 
    HSB stands for ...

  • Height, Saturation, Boldness
  • Hue, Saturation, Brightness
  • Height, Sanitation, Brightness
  • Hue, Statistics, Boldness

  • 4. 
    Using RGB, colors range from ___ to ___.

  • 0 - 255
  • 0 - 100
  • 50 - 550
  • 0 - 250

  • 5. 
    What, if anything, is the difference between function setup () and function draw()?

  • Function setup is a loop and function draw only runs once.
  • There are no differences.
  • Function setup and function draw are both loops but they allow the programmer to do different things.
  • Function setup runs once and function draw is a loop.

  • 6. 
    Which of the following is the correct syntax for drawing a triangle?

  • triangle(x1,y1,x2,y2,x3,y3);
  • triangle(x1,x2,x3,y1,y2,y3);
  • tri(x1,y1,x2,y2,x3,y3);
  • tri(x1,y1,x2,y2,x3,y3, width, height);

  • 7. 
    'Background, arc, and ellipse' are all examples of ______________ in p5.js.

  • functions
  • custom variables
  • shapes
  • parameters

  • 8. 
    The 3 steps involved in creating a custom variable are...

  • name, declare, initialize
  • declare, initialize, use
  • initialize, declare, use
  • name, use, declare

  • 9. 
    When using 'RGB' to fill the color of a shape, the 4th parameter controls the __________ of the color.

  • stroke
  • weight
  • transparency
  • size

  • 10. 
    What is the y coordinate of the following circle?ellipse(70, 120, 150, 180);

  • 70
  • 120
  • 150
  • 180

  • 11. 
    At what points (radians) will the following arc start and end? arc(100, 100, 90, 90, PI, 2*PI);

  • Start - 90, End 360
  • Start - 0, End 270
  • Start - 180, End 360
  • Start - 180, End 270

  • 12. 
    Which of the following is the correct syntax for drawing a rectangle?

  • Rect(x,y,width,height);
  • rect(x,y,width,height);
  • rect(width, height, x, y)
  • rect(x1, x2, y1, y2, width, height);

  • 13. 
    Which option shows accurate code to display this arc?

  • arc(100, 100, 90, 90, radians(270), radians(90));
  • arc(100, 100, 90, 90, radians(180), radians(360));
  • arc(100, 100, 90, 90, PI, PI/2);
  • arc(100, 100, 90, 90, PI/2, 2*PI);

  • 14. 
    What is the height of the following circle?ellipse(70, 120, 150, 180);

  • 70
  • 120
  • 150
  • 180

  • 15. 
    Initializing a custom variable means that you are...

  • setting the variable equal to some value
  • naming the variable
  • telling P5 that the variable exists
  • all of the above
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