Write a 200- to 300-word short-answer response to the following:
(a) Create an example of a nested IF structure and build it into a small project. Compile and execute the program, and discuss any challenges you encountered. Post the code of the program.
(b) Think of an example associated with your work or hobbies in which a sequential data file would be useful. Create a project that includes reading from or writing to that file using a repetition structure.