Integrated Systems - No Changing Price After Bidding

Please answers all attached questions in the same file then submit it in Word format.

Please refer to below link to answer the questions:

https://www.dropbox.com/sh/sha4k4zz1mtmjqj/AACoU_g1SU-i5bvdJjBe5kGwa/level8/IT-402%20Integrated%20Enterprise%20Systems/IT%20402%20textbook.pdf?dl=0

Thank you,