What is files in data structure? All Questions › Category: Data Structure › What is files in data structure? 0 Vote Up Vote Down chetan shidling asked 4 years ago I need short information. 1 Answers 0 Vote Up Vote Down Chetan Shidling answered 4 years ago If you want to work with any file, you need to create file pointer. Syntax: FILE*<identify> ; Example: FILE* ptr; ptr: The variable which points to any type of file and it holds the address of the file.