Which of these literals can be contained in float data type variable?

Which of these literals can be contained in float data type variable?

2) What is the output of below code snippet?

  class A
 {
   }
   enum Enums extends A
 {
     ABC, BCD, CDE, DEF;
 }

3) Automatic type conversion in Java takes place when

4) Which of these coding types is used for data type characters in Java?

5) What is the output of this program?

      class asciicodes {
         public static void main(String args[])
          {
             char var1 = 'A';
 	    char var2 = 'a';
 	    System.out.println((int)var1 + " " + (int)var2);
         }
      }