1) Find and correct the error(s) in the following segments of code

void g(){

System.out.println("Inside method g");

void h(){

System.out.println("Inside method h");

}

}

2) UML class diagram for the following:

I need a class called Student that includes threeinstance variables

• a first name (type String)
• a last name (type String), and
• a student ID (type int).

Provide aconstructor that initializes the three instance variables and assumes that the values provided are correct.

Providea set and a get method for each instance variable.