How good is your general knowledge? A good general knowledge is a central element of all common hiring and aptitude tests. Those who are knowledgeable find it easier to pass and are more likely to be hired. Additionally, general knowledge is a key selection criterion for career advancement opportunities. Discover how good your general knowledge is and expand your knowledge base. In what year did Columbus discover America? With which product does the American company Tesla successfully operate in the market? What does "Carpe diem" mean? From politics, economics, and history to physics and mathematics, as well as literature and art: Hesse/Schrader have compiled over 1300 questions in 20 categories using a multiple-choice format. Each answer is explained in detail with additional information.