What is the importance of file management in C?
File management is very importance things to all programming language not only C. When we run our program its do some calculation and result stored in some variables. Because of variable reside in main memory(RAM) after finishing of execution the result will lose. So we need a permanent storage which is secondary memory(ROM). Actually file management is the management of secondary storage to store data permanent. Not only storing result of calculation , our program also take input from file. Whenever we need permanent storage of our data we go through to file and whole process of storing and retriving data from or to file is called file management. Database Management System is a very good example of file management application .