An exception handle is not an error, is it?

Question

In the code below, Solo Learn cosiders that two errors occours, however the first exception is handle so it's not a error.

try:
print(1/0)
except ZeroDivisionError:
raise ValueError

Answer 1

If you handle an exception it isn't an error.

Answer 2

However, to handle an exception, you raised an error.

Answer 3

if you don't handle the exception they may crash your program