Write to a File Exercise

Create a file called data.txt that contains the Names and ages of 3 people. It looks like:

Name 1

Age 1

Name 2

Age 2

Name 3

Age 3

Write the java code that reads in the data and stores it in a Names and Ages arrays and finally prints out the information in reverse order to a file called reverse.txt. Hint: Use the program from Exercise 2 and add to it to write to a file. You can do this in multiple ways...

1. using FileOutputStream and DataOutputStream classes
2. using FileWriter and BufferedWriter classes
3. using FileOutputStream and PrintStream classes

Solution 1 (using FileOutputStream and DataOutputStream)

Solution 2 (using FileWriter and BufferedWriter)

Solution 3 (using FileOutputStream and PrintStream)