Construct one program that completes the following 5 String exercises:

a. Return the index (position) of the first occurrence of "e" in the following string:

    String txt = "Hello Everybody";

b. Use the correct method to print the length of the txt

    String txt = "Hello";

c. Convert the value of txt to upper case.

     String txt = "Hello"; 

d. Use the correct operator to concatenate two strings:

     String firstName = "Mary ";     String lastName = "Doe";

e. Return the index(position) of the first occurrence of "e" in the following string:

      String txt = "Hello Everybody"; 

Answer rating: 100% (QA)

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