1. The basic purpose of the toLocaleString() is to _________

2. What will be the output of the following JavaScript code?
var grade='A';
var result=0;
switch(grade)
{
case 'A':
result+=10;
case 'B':
result+=9;
case 'C':
result+=8;
default:
result+=0;
}
document.write(result);

3. A conditional expression is also called a _______________

4. A function definition expression can be called as __________

5. What is the command to run the node programs?

6. The method that can be used to create new properties and also to modify the attributes of existing properties is _________

7. The pop() method of the array does which of the following task?

8. What will be the role of the continue keyword in the following JavaScript code snippet?
while (a != 0)
{
if (a == 1)
continue;
else
a++;
}

9. What is the code to print hello one second from now?

10. The keyword or the property that you use to refer to an object through which they were invoked is _________

11. What will be the output of the following JavaScript code?
let size = 5;
let a = 5;
for (let j = size; j >= 0; j=a) {
document.write(a);
a = a - 2;
}

12. What will be the output of the following JavaScript code?
const object1 = {};
Object.defineProperties(object1,
{
property1:
{
value: 10
}
});
console.log(object1.property1);

13. Among the keywords below, which one is not a statement?

14. What is the command used for debugging output in Node?

15. Why does the Node rely on event handlers?

16. The method that performs the search-and-replace operation to strings for pattern matching is _______

17. Consider the following JavaScript statement containing regular expressions and check if the pattern matches?
var text = "testing: 1, 2, 3";
var pattern = /d+/g;

18. The unordered collection of properties, each of which has a name and a value is called _________

19. The snippet that has to be used to check if “a” is not equal to “null” is _________

20. What will be the output of the following JavaScript code?
var string2Num=parseInt("123xyz");

21. The behaviour of the instances present of a class inside a method is defined by __________

22. JavaScript is a _______________ language.

23. Among the following, which one is a ternary operator?

24. The object has three object attributes namely ________

25. The meaning for Augmenting classes is that ___________

26. What are the three important manipulations done in a for loop on a loop variable?

27. Will the following JavaScript code work?
var tensquared = (function(x) {return x*x;}(10));

28. What will be the output of the following JavaScript code?
var o = new F();
o.constructor === F

29. What is a block statement in JavaScript?