In the 50 years since it was founded, Apple has long been seen as one of the most significant technology companies globally. The design and manufacturing decisions taken in Cupertino, California have affected product design across the world, helping usher in an era of ubiquitous touchscreen computing while insisting on exacting user experience design principles. How much do you know about the history of one of the most powerful computing companies on the planet? Test yourself with these 12 questions.

The Guardian’s Apple at 50 quiz