View Post 1.6K views Articles PROFESSIONAL KNOWLEDGE QUIZ FOR IBPS SO(I.T OFFICER)-2017-SET 9 January 5, 2018 PROFESSIONAL KNOWLEDGE QUIZ FOR IBPS SO(I.T OFFICER)-2017-SET 9 Q.1) Broad band ISDN consists of (a) the physical layer (b) asynchronous…TweetPinShare+10 Shares View Post