CHAPTER 10
1. Why system management and control is important in systems engineering process?
Refer to the introduction and section 10.1.1, systems engineering is a well-defined,
requirement driven process that brings systems into life; With the increasing complex level,
2. What is SEMP? Describe the major sections included in SEMP.
SEMP is a top-level plan for managing the systems engineering design efforts and
3. Find out the critical path for the following project network
B
E
5
The earliest starting time
Latest starting time
Event Immediate Successor
H / 20
F H 20-4=16 16
4. Find out the critical path for the following project network.
B
E G
7
Event immediate predecessor
A – 0
B A 2+0=2 2
C 3+4=7
E D 8+5=13 13
Event Immediate Successor
I – 25
H I 25-8=17 17
5. Find the critical path and calculate the probability of completing the project in 25 days.
beginning End min mode max mean sigma
1 2 7 8 9 8 0.027778
1 3 5 7 8 6.833333 0.037809
The earliest starting time
Immediate successor
1 0
The latest starting time
immediate successor
7 25.67
6 7 25.67-4.15=21.17 21.17
So value for 25 days can be obtained as