Is the Schengen visa applied by Germany, business and tourism all short-term visas C?

Yes, the Schengen visa in Germany is a class C visa for business and tourism, but the time for endorsement of tourist visa is 90 days, and the business visa depends on the date of application materials (invitation letter).

Schengen visa (Class C visa) refers to:

Short-term visas issued by Schengen member countries are allowed to stay for no more than 90 days (within 6 months).

Certificate. The institution that accepts and issues such visas is the consulate of the destination country in Schengen District. In traveling to many countries, the main destination is determined by the purpose of the trip and the length of stay. When determining the main destination country, staying in any Schengen country for business reasons takes precedence over staying in other countries for tourism, visiting relatives or private visits.