Blackboard Design Pattern portal is a digital platform for online teaching, knowledge sharing, learning and community building. We are here to answer all your questions about Blackboard Design Pattern login.Below given are a series of official Blackboard Design Pattern sites below that will help you clear your doubts about the login.
https://en.wikipedia.org/wiki/Blackboard_(design_pattern)
https://dzone.com/articles/the-blackboard-pattern-for-autonomous-navigation
https://medium.com/coinmonks/blackboard-pattern-ed3981551908
http://www.openloop.com/softwareEngineering/patterns/architecturePattern/arch_Blackboard.htm
https://subscription.packtpub.com/book/application_development/9781789809770/6/ch06lvl1sec66/understanding-the-blackboard-pattern
https://social.technet.microsoft.com/wiki/contents/articles/13215.blackboard-design-pattern.aspx
http://users.encs.concordia.ca/~gregb/home/PDF/soen6461_blackboard_arch.pdf
https://www.semanticscholar.org/topic/Blackboard-(design-pattern)/322071
http://docshare01.docshare.tips/files/28553/285535975.pdf
http://software-pattern.org/Blackboard
http://www.andypatterns.com/index.php/blog/blackboard_architectural_pattern/
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.31.919&rep=rep1&type=pdf