Programming Language 'C'

UNIT – IV

Pointers:-

Introduction – Understanding pointers – Accessing the address of the variable – Declaring pointer variable – Initialization of pointers variable – Accessing a variable its pointers – Chain of pointers – Pointer expression – Pointer increments and scale factor – Pointers and arrays increments and scale factor – Pointers and arrays – Pointers and character strings – Arrays of pointers – Pointers as function arguments – functions returning pointers – Pointers to functions – Pointers and structure.

File Management:-

Introduction – Depending and opening file – closing a file – Input/Output operation on files – Error handling during I/O operations - Random command lines of argument.