CodeHS Corgi Quiz

What is the command to print "Hello, World!" in Javascript?

• System.out.println("Hello, World!");

• console.log("Hello, World!");

• cout << "Hello, World!";

• print("Hello, World!");

Which of the following is a valid JavaScript data type?

• integer, float, boolean, string, array

• character, double, true, text, list

• number, boolean, string, object, undefined

What is the correct syntax to declare a variable in JavaScript?

• int = variableName;

• let variableName;

• variableName let;

• variableName;

What is the output of the following JavaScript code? let x = 5; let y = 2; console.log(x + y);

• 2

• 10

• 3

• 7

Which of the following is the correct way to write a comment in JavaScript?

• # This is a comment in JavaScript

• // This is a comment in JavaScript

• /* This is a comment in C++ */

• /* This is a comment in JavaScript */

What is the command to prompt the user for input in JavaScript?

• prompt()

• console.log()

• document.write()

• alert()

What is the correct syntax to write an if statement in Corgi?

What is the output of the following JavaScript code? let x = "5"; let y = 2; console.log(x + y);

• 52

• 7

• 25

• 52.0

Which of the following is the correct way to write a for loop in Corgi?

What is the command to display an alert box in JavaScript?

• alert()

• prompt()

• confirm()

• console.log()