No, he's best known as a composer. He was already quite successful by the time he began to go deaf.
It is not known whether or not Beethoven sang.
It is not known why Beethoven composed the Moonlight Sonata. Beethoven composed the Moonlight Sonata in Hungary in the summer of 1801.
Currently, there are no known aircraft carriers that play Beethoven's music.
known for being a great person
Beethoven
It is not known what Beethoven's favourite animal was, or even whether he had a favourite animal.
None of Beethoven's symphonies are known as Fur Elise. In April 1810, Beethoven composed a short, romantic composition, the Bagatelle in A minor, that became known as "Für Elise".
It's not certain that Beethoven was his favorite, but he clearly liked him. He is known to have said: "Beethoven is wonderful. Pop singers are horrible."
This is usually known as Beethoven's Ode to Joy, 4th movement of his 9th, or "Choral" Symphony.
The Humorous Symphony
Yes after his death.
Beethoven