There very many, common examples include: 4/4, 2/4, 3/4, 3/8, 5/8, 6/8, 9/8, 12/8, 2/2
It depends on the time signature. If it is a 4:4 time then it lasts one beat, but if it's a different time signature then it varies.
The time signature is the time and beat of the song, and the key signature is what major or minor it is in
2/2 time signature
its time signature is 3/4
I believe the answer you're looking for is either "time signature" or "tempo" (which are two different concepts).
The time signature is placed on the staff between the clef and the key signature.
It comes before the time signature. The clef comes before the key signature.
What is the time signature of dance?
It has a time signature of 6/8.
The song is in 4/4 time signature.
4/4's time signature
2 time signature