What is dynamic memory allocation in C language ?

Memory space provide or allocate at run time to a program is known as dynamic memory allocation. In other word run time memory allocation is called dynamic memory allocation.

The main advantage or feature of dynamic memory allocation is no wastage of memory and no overflow of memory.

There is 4 major functions using in C language to allocate or de - allocate the memory space:

1. malloc()
2. calloc()
3. realloc()
4. free()