C Programming Tutorial : c programs, hello world example, compile and execute c program, program structure, basic syntax, data types, variables, constants and literals, storage classes, operators, decision making, loops, functions, scope rules, arrays, pointers, strings, structures, unions, bit fields, typedef, input and output, file i/o, preprocessors, header files, type casting, error handling, recursion, variable arguments, memory management, command line arguments, allocating memory dynamically, resizing and releasing memory, divide by zero errors, number factorial, Fibonacci series, opening files, closing a file, writing a file, reading a file, predefined macros, preprocessor operators, binary i/o functions, bit field declaration, structures as function arguments, passing pointers to functions, how to use pointers.