quiz Bus System Analysis

online quiz over using data flow diagrams chapter 7 see the attachment for more information about the chapter.

it is 10 question mutible choises with 10 min and one attemped. due Fridai 11:59 pm. need to take a copy of the question. one time attempt.

HERE S The questions but the answers I got8/10 I need to change the wrong answers to get ful mark 10/10. see the attachment for the 10 question need to be correct the wring answers, so there is 2 wrong answers  from that 10 in the attachment.