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CMG COLLEGE FOR WOMEN, BHODIA KHERA (FATEHABAD) Affiliated to CDLU University, Sirsa A Presentation on C Programming (Core Concepts & Fundamentals) • Presented by: Kanchan • Semester/Year: 1st Sem / 1st Year • Roll Number: 1262580018 • Presented to: Mr. Dilawar Sir • Department of Computer Science.
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INDEX 1. Introduction 5. Loops 2. Basics 6. Array & String 3. Data Types & Operators 7. Functions 4. Control Statements 8. Programs.
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History & Definition of C Definition: C is a powerful, general-purpose, structured programming language. Development & Impact: Developed by Dennis Ritchie in 1972 at Bell Laboratories to build the UNIX operating system. It serves as a foundational language, influencing modern languages like C++, Java, and Python. Basic Example: A standard tool used for building system hardware drivers and databases..
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Structure of a C Program 1) Definition: The layout rules defining how a C program must be written to compile successfully. 2) Every program contains preprocessor commands, a main function, and statement blocks. 3) Basic Example #include <stdio.h> // Preprocessor int main() Output: (No output - Program executed successfully with return code O).
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First Program: Code & Output Concept Complete Code: Program Output: Writing our very first program to print a message on the screen. #include <stdio.h> int main () Hello, World!.
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Keywords and Identifiers Keywords: Definition: Reserved words with fixed meanings. Examples: • int, float, if, for, return Identifers: Definition: Custom names given to variables. Examples: • x, totalMarks, age Rule: Keywords cannot be used as identifiers..