Are these system specifications consistent?

a. If the file system is not locked, then new messages will be queued.
b. If the file system is not locked, then the system is func-tioning normally, and conversely.
c. If new messages are not queued, then they will be sent to the message buffer.
d. If the file system is not locked, then new messages will be sent to the message buffer.
e. New messages will not be sent to the message buffer."

Roger ginde is developing a program in supply chain management certification for managers. ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. the activities, immediate predecessors, and times appear in the accompanying table: activity immediate predecessor(s) time (days) a -− 44b -− 55 c -− 11 d b 1010 e a, d 55 f c 55 g e, f 1010 calculate the slack time. show the details.