The following table presents a list of tasks for a bank account management system development. The resources are virtual resources for each task. Assuming that all predecessor tasks must finish before the succeeding task can begin (the simplest version), we include the dependence information in the table. Task ID Description Duration (days) Predecessor task Resource Analysis 1 Account management needs 10 days Tom, Jerry 2 Hardware requirements 2 days Alice 3 Software requirements 2 days Bob 4 Security requirements 2 days Carl 5 Account technical requirements 1 day 2, 3, 4 Alice Design 6 Account transaction cases 10 days 1, 5 Tom 7 Account database 5 6 Tom, Jerry 8 Account system structure 15 days 6, 7 Jerry Implement 9 Fundamental of account system 20 days 6, 7, 8 Alice, Bob, Carl 10 Interface of account system 10 9 Tom Test 11 Account system environment 2 days 6, 7, 8 Jerry 12 Account transaction cases 5 days 10 Jerry 13 Collect and review results 5 days 12 Jerry Deploy 14 Installation 1 day 13 Tom 15 Training 3 days 14 Tom