Answer 1

Yes you can also make animations in C++ , even many games including play stations games are also made in C++ .... But you can't make animations with C++ at Sololearn you can make it if you have a laptop or desktop!

Answer 2

You can use SDL ,SFML or OpenGL graphics.h is old headerfile its not standard and via using this headerfile u can get pixels colours which is very ugly . So you really waana use better graphics use SDL or SFML.