Answer 1

Here's one interesting example. 😉

https://github.com/mame/quine-relay/blob/master/README.md

Answer 2

you can write a interpreter or compiler in one language and execute or compile your own language with it

so basically yes

Answer 3

i think yes .. like C++ from c and also C# from C that's all i know .

Answer 4

low level languages made by zeros and ones and that's what computer understand ..

Answer 5

Yes! I'm also working in a language called Polar. I've started using Python and now I am rewriting the code in C and Java.

Answer 6

Isair Calhawk The first language was just made of 0's and 1's.