1998
Jan
↓
Feb Mar Apr May Jun Jul Aug Sep Oct
Perform Production Tests
Actual Conversion
Convert Development Code
Mass Conversion JCL Supply
JCL Mass Conversion
″Fix & Freeze″ JCL
Last Program Supply
Last Mass Program Conversion
″Freeze & Fix″ Programs
♦
Switchover Can Start
OS/390 Switchover
Final Switchover Preparation
♦
Actual Switchover
OS/390 Operations
♦
Project End
Task ID
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
Chapter 3. Developing the Plan 65