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 a superset of C. You can write C code and compile it with the C++ compiler. So for Arduino programming, most projects will be straight C. Library development and more advanced things may prompt you to use C++. Itâs not so simple: Incompatibilities Between ISO C and ISO C++. C and C++ start with the same letter, use semicolon and curly braces, like C#. C and C++ are much more similar.