…………… class is used to convert a primitive data type to its corresponding object.

1. String
2. Wrapper
3. System
4. Math

Give the output of the following code:

System.out.println("Good".concat("Day"));

1. GoodDay
2. Good Day
3. Goodday
4. goodDay

The access modifier that gives least accessibility is:

1. private
2. public
3. protected
4. package

Give the output of the following code :

String A = "56.0", B = "94.0";
double C = Double.parseDouble(A); 
double D = Double.parseDouble(B); 
System.out.println((C+D));

1. 100
2. 150.0
3. 100.0
4. 150