C++ is an object-oriented programming language developed in 1980 that remains highly relevant in various fields such as operating systems, databases, graphics, and cloud systems due to its speed and structure. The demand for C++ programming is expected to grow, making it essential for numerous career opportunities including software development and data analysis. Salaries for C++ programmers in India range from 2 lakhs to 30 lakhs per annum, depending on experience and expertise.