open systems and closed systems Forums › Ask ACCA Tutor Forums › Ask the Tutor ACCA PM Exams › open systems and closed systems This topic has 1 reply, 2 voices, and was last updated 1 year ago by John Moffat. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts June 3, 2021 at 1:58 pm #622945 @sahil Topics: 11Replies: 5☆ what are open and closed systems ? i am not able to find any information on these topics June 3, 2021 at 3:32 pm #622962 John MoffatKeymaster Topics: 57Replies: 49628☆☆☆☆☆ They are not in the syllabus for Paper PM. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In