1-Introduction to C programming language.pptx
- 1. Getting Started • What is C? • Getting Started with C – The C Character Set – Constants, Variables, and Keywords – Types of C Constants – Rules for constructing Integer Constants – Rules for constructing Real Constants – Rules for constructing Character Constants – Types of C Variables – Rules for constructing Variable Name – C Keywords
- 2. Introduction to C Language What is C? • C is a programming language developed at AT & T’s Bell Laboratories of USA in 1972. • It was designed and written by Dennis Ritchie. • It is reliable, simple and easy to use. • C is highly portable, software written in on computer can be run on another computer • An important feature of C is its ability to extend itself. • C program is basically a collection of functions.
- 3. • Major parts of popular operating systems like Windows, UNIX, Linux are still written in C. • Many popular gaming frameworks have been built using C language. • C is a structured programming language. • C supports functions that enables easy maintainability of code, by breaking large file into smaller modules. • Comments in C provides easy readability. • C is a powerful language.
- 5. Why Name 'C' was given to this language? • Many of the ideas of C language were derived and taken from 'B' language. • BCPL and CPL are previous versions of 'B' language. • As many features came from B it was named as 'C'.
- 6. Getting Started With C Steps in learning C language: Step 1: Know about alphabets, numbers and special symbols used in C Step 2: Using step 1 constructed constants, variables and keywords Step 3: write instructions using step 2 Step 4: Combining step 3 form a program
- 7. Learning English Language Vs Learning C Language