Unit 1

Introduction to C language: Structure of a C program, comments, Data types, Variables, constants, Data input and output statements, input assertions; expressions and evaluation. Functions: inter function communication, standard functions, scope. Selection: two way selection, multi-way selection, repetition: concept of loop, loop invariant, pretest and post-test loops, initialization and updating, event and counter controlled loops. Recursion: recursive definition, recursive solution, designing recursive functions, limitations of recursion.

Unit 2

Files and streams, file input output. Arrays – 1D numeric, searching and sorting, 2D numeric arrays: problems with matrices. Pointers: introduction, compatibility, arrays and pointers, Dynamic memory allocation, array of pointers, pointer arithmetic.

Unit 3

Strings: fixed length and variable length strings, strings and characters, string input output, array of strings, string manipulation functions, sorting of strings. Enumerated types, Structures: Structure vs array comparison, complex structures, Structures and functions, Union, binary input output, Command line arguments.

1. Behrouz A. Forouzan and Richard F. Filberg, “Computer Science A structured programming approach using C”, Third Edition, Cengage Learning, 2006.

• Brian W. Kernighan, Dennis M. Ritchie, “The C Programming Language”, Second Edition, Prentice Hall, 1988.
• Eric S. Roberts, “Art and science of C”, Addison Wesley, 1995.
• Jeri Hanly and Elliot Koffman, “Problem solving and program design in C”, Fifth Edition, Addison Wesley (Pearson), 2007.