FAA requirements are 40 hours to get your private license, but it typically takes around 60-80 hours, and the most commonly quoted approximate price I've always heard is about $10,000 for everything: ground school, flight training, materials, etc.
C++ is used today in any field that requires performance, like Gaming for instance. C++ is also very reliable and is the prime choice for embedded systems, which must be reliable to work and not cause exceptions. C++ can be used to create virtual...
C++ is an evolution to C. Which was a system programming language. C++ Added many features to the language to make it object oriented. It became the mainstream programming language for that reason. Java is an evolution of C++, with different goals ( cross platform for instance ). It remove some of the features that make C++ so hard to learn. Simplify others and remove others.