Which one between C++ and Java is more dynamic or effective?(can suggest other languages too!)

Answer 1

what can be more better for app developing?

Answer 2

Dynamic or effective according to which metric? C++ can run closer to the hardware and may be faster as a result. Java typically runs in a virtual machine allowing use of written code without needing to be recompiled on other computers. Operating systems are often written in C++ but there are operating systems written in Java too, android for example.

tl;dr What do you mean by dynamic or effective?