Davy Jones owns and operates a chain of grocery stores called "Groceries for less" He is considering a new computer system for accounting and inventory control. A local computer sales office sent the following information about the computer system installation.
Activity Predecessor Duration (wks)
a. select the computer model - 6
b. design input/output system a 8
c. design monitoring system a 8
d. assemble computer hardware b 20
e. develop the main programs b 18
f. develop input/output routines c 10
g. create database e 8
h. intall system d,f 2
I. test and implement g,h 7
a. Construct a network for this problem
b. identify the critical path by computing the ET, LT, TS and FS values
c. Determine project completion time.