Among the following, which one is a ternary operator?

Among the following, which one is a ternary operator?

2) What kind of an expression is “new Point(2,3)”?

3) Initialization of variable can be done by writing _____ operator in between variable name and operand value.

4) Which of the operator is used to test if a particular property exists or not?

5) Consider the following snippet code

var string1 = ”123”;
 var intvalue = 123;
 alert( string1 + intvalue );