Yes - "ja" (pronounced as in English "yeah"
No - "nein" (something like "nayn")
Fun fact: when you're not sure about an answer or when it's complicated, you can say "jein"
- Ist Jurassic Word ein guter Film? (is Jurassic world a goood movie?)
-Jein....
It is Berlin. and i think you mean “Deutschland”, which is the word ‘Germany’ in German
In the blank space —-> ein