Which method of data transfer allows information to be sent and received at the same time? Posted on January 13, 2019 by Admin Leave a comment Which method of data transfer allows information to be sent and received at the same time? full duplex half duplex multiplex simplex For All Questions: CCNA1 ITN Chapter 4 Exam Answers 2019 Leave a comment Cancel replyYou must be logged in to post a comment.