1. When was Telegram launched? a) 2011 b) 2013 c) 2015 d) 2017 Answer: b) 2013 2. Who are the founders of Telegram? a) Pavel Durov and Nikolai Durov b) Jan Koum and Brian Acton c) Mark Zuckerberg and Eduardo Saverin d) Jack Dorsey and Biz Stone Answer: a) Pavel Durov and Nikolai Durov 3.…
