07 Jun Write a program called TextFileIO.java to create a file
Question
Write a program calledTextFileIO.javato create a file namednumbers.dat. Then create an algorithm that writes all even numbered integers from 1 to 100, separated by a comma. After the file has been created, close and reopen the file and display the results to the screen. After the results have been displayed append the odd number integers from 1 to 100, separated by a comma to the end of the file. Reopen the file and display the results. The contents of the file should be the even numbers from 1 to 100 separated by a comma followed by the odd number from 1 to 100 separated by a comma. The output of this program would be something like the following
2,4,6,8,10,12,14,……,98,100
2,4,6,8,10,12,14,……,98,100,1,3,5,7,9,……..97,99Grading Rubric
| Text File I/O | Points | Description |
| Standard header included | 1 | Must contain program’s name, student name, and description of the program |
| Program compiles | 2 | Program does not have any error |
| Program executes | 2 | Program runs without any error |
| Program creates “numbers.dat” file | 2 | The file numbers.dat exists and is readable |
| Program writes all even number integers from 1 to 100, separated by commas | 2 | All even numbers from 1 to 100 are written to the file. A comma separates each number. |
| File is closed | 1 | The file is closed after even numbers are processed |
| File is re-opened for reading | 1 | The file is re-opened for reading the even numbers and commas |
| Program displays even integers | 1 | Program displays even numbers from 1 to 100 separated by commas |
| Odd numbers from 1 to 100 separated by commas are appended | 2 | Odd numbers from 1 to 100 are appended to the file. A comma separates each number. |
| File is closed | 1 | The file is closed after odd numbers are processed |
| File is re-opened for reading | 1 | The file is re-opened for reading the even and odd numbers separated by commas |
| File contents are displayed | 1 | The contents of the file are displayed correctly, showing each number separated by a comma |
| Correct output is displayed | 5 | Program displays the correct output as described above |
| Subtotal | 20 |
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