1. var x = 3 + 4 + "7"

2. What is the result of the comparison?

var x = "Ted";

var y = new String("Ted");

x === y

3. What will be the variable lastNum?

var num = [1, 2, 3];

var lastNum = num[num.length];

4. Which JavaScript event occurs when the user clicks an HTML element?

5. What is the intruder?

6. Can you test JavaScript code inside web browsers like Firefox, Chrome, Microsoft Edge?

7. What is the return of the next comparison:

null === undefined

8. Is this correct?

var int number = 12;

9. Are semicolons required at the end of the JavaScript line?

10. To add an element to the end of an array you use: