For the below mentioned code snippet:

var o = new Object();

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For the below mentioned code snippet:

var o = new Object();

2) What is the difference between the two lines given below ?

  !!(obj1 && obj2); (obj1 && obj2);

3) Which of the following is the correct code for invoking a function without this keyword at all, and also too determine whether the strict mode is in effect?

4) Consider the following code snippet :

function constfuncs()
  {
     var funcs = [];
     for(var i = 0; i < 10; i++)
         funcs[i] = function()
 {
 return i;
 };
     return funcs; }
 var funcs = constfuncs();
 funcs[5]()

5) Consider the following code snippet :

var tensquared = (function(x)
 {
return x*x;
}
(10));