rt java.util.SCANNER;CLASS display{ public static void main (String args) { Scanner sc = new scanner(System.in); System.out.println("Enter you name, class, section and roll number."); //ASKS for input String name = sc.nextLine(); //assigns name int class = sc.nextInt(); //assigns class String section = sc.nextLine(); //assigns section int rollnum = sc.nextLine(); //assigns roll number System.out.println("Name:"+name); //displays name System.out.println("Class:"+class+"Section:"+section); //displays section System.out.println("Roll number:"+rollnum); //displays roll number }}5.import java.util.Scanner;class display{ public static void main (String args) { Scanner sc = new scanner(System.in); System.out.println("Enter your age and name."); String name = sc.nextLine(); int age = sc.nextInt(); System.out.println("Name:"+name); System.out.println("Age:"age); }}6.import java.util.Scanner;class display{ public static void main (String args) { Scanner sc = new scanner(System.in); System.out.println("Enter your age."); //entering ages separately helps the reader to understand the program better int age1 = sc.nextInt(); System.out.println("Enter your SISTERS age."); int age2 = sc.nextInt(); int totalage = age1+age2; //variable created to add both ages System.out.println("Sum of both ages:"+totalage); //displays sum of your and your sisters age }}