Problem Specification Consider the following network schedule: Table 1: Network Schedule of an Accounts Payable System Activity 1 Planning meetings 2 Team assignments 3 Gather requirements 4 Analyze existing processes Identify key features 5 6 Develop functional specifications 7 8 9 10 11 12 13 14 15 16 17 18 19 Question 1: Scheduling Techniques 20 21 Design data model and database schema Design user interface Prototype Develop accounts payable application Develop accounts payable reports Perform system testing Fix defects and issues Conduct user acceptance testing Develop user documentation and training Conduct user training Develop data backup and recovery plan Develop disaster recovery plan Conduct system security assessment Implement system security controls Deploy accounts payable system Predecessor(s) - 1 3 2 2, 3, 4 5 5SS 1, 6SS 6,7 8SS 8,9 10SS 11SS 5, 7SS, 9SS, 11, 12 12, 13 6 8, 15 6 17 12, 13, 16, 18 Duration (weeks) 2 1 3 2 2 4 3 3 4 10 4 6 2 4 3 2 2 2 2 2 1 22 Conduct final test 23 Deploy improvements 24 Handover SS-Start to start lag Notes: A working day is Monday, Tuesday, Wednesday, Thursday and Friday (8am - 5pm). Staff works Mondays through Friday. 19SS, 21 21SS,22 22SS, 23 Project start date is 3rd April, 2023. The last Friday of every month is a sports day for the company. No work is done on this day. The following holidays are observed in a year. O 2 1 1 o January 1- New Years Day Second Monday in January, April, May, July, August, October, December is Eat-All-You- Can day April 10-Flower Day May 24 - Mighty Mums Day O June 18 - Love Your Neighbor Day August 17 - Super Dads Day o o December 20th - Blame Someone Else Day If a holiday falls on a Saturday then Friday will be given as an extra day off, and if it falls on a Sunday then Monday will be given as a day off. No two holidays can be on the same day. Given the information provided in Table 1 and key notes, answer the following questions. Read the questions carefully, and refer to the notes and table for more information. Required: a) You are tasked to draw using appropriate software (i.e. not using any project management software) an AOA PERT chart for the above project; assuming a finish-start (FS) relationship between activities. (The length of the arrows must be indicative of the duration where possible). (10 marks) b) Draw an AON Chart (also known as Project Network Diagram) clearly stating the ES, EF, LS, and LF for each of the activities for the above project. Use the node style given in lectures for your AON diagram. (10 marks) c) How long will the project take? What is the completion date? (2 marks) d) List all the distinct paths in the project along with their durations. (3 marks) e) Which tasks are on the critical path in the above project? (2 marks) f) Identify all Activities in the above project that have a slack and the amount of slack. (4 marks) g) You have discovered that the competing accounting package (with significant improvements) is scheduled for delivery 2 weeks earlier than your system. Based on your original schedule above, what actions would you take to improve the time to market? (2 marks) h) Pooja is in-charge of activity 15. If activity 15 is delayed by 2 weeks what will be the new project duration and mention the effect? If there is no effect, state 'No change in duration'. (3 marks) i) Create a Gantt chart for the above network schedule using appropriate software learnt in class, indicate appropriate milestones and resources. (6 marks)