OS (ASSIGNMENT)part 4
C++ PROGRAM
C++ is a high-level, general-purpose programming language that extends the C programming language. Created by Bjarne Stroustrup in the early 1980s, it adds object-oriented, generic, and functional programming features to C, allowing for a more versatile and powerful language. It's widely used for systems software, game development, real-time simulations, operating systems, and applications that require high-performance computing.
Key Features of C++
1. Object-Oriented Programming (OOP): C++ introduces classes, inheritance, polymorphism, encapsulation, and abstraction, making it easier to model complex data structures and interactions.
2. Memory Management: C++ allows fine control over memory, using pointers, references, and dynamic allocation (e.g., new and delete operators).
3. Standard Template Library (STL): STL provides a collection of template-based data structures and algorithms (like vectors, lists, maps), which streamline development.
4. Performance: Since C++ is closer to hardware than many other languages, it’s highly efficient for performance-critical applications.
5. Compiled Language: C++ code is compiled into machine code, making it fast at runtime. C++ is compatible with many operating systems and architectures.
Example
Here’s a simple C++ program that prints "Hello, World!" to the console:
#include <iostream> // Standard library for input/output
int main() {
std::cout << "Hello, World!" << std::endl; // Print to console
return 0;
}
This program includes the I/O library, defines a main fu
nction, and outputs a message.
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