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Instructions: For this assignment you can use Visible Analyst Software, Visio or Lucidchart Question 1: Drawing up the Pert diagram and calculate the critical path of the following tasks. (Hint: The critical path (or paths) is the longest path (in time) from Start to Finish; it indicates the minimum time necessary to complete the entire project) Task Predecessor Duration (days) 14 7 2 3 4 Description Research Circuit User survey Device Specification Circuit Design Order Components Design casing Order Materials Manufacture Testing 3 10 5 | 7 6 7 8 9 4 2 6 6,4 8 4 Question 2: Drawing a UML Use Case Diagram of online shopping. There are two types of customers: New Customer: Needs to register first and then view product and purchase Registered Customer: View products and purchase Two types of services: Authentication: Update the products list and check the customer authentication Payment: check the payment via credit card, Debit or PayPal Question 3: Draw a sequence diagram of the Question 2: Online customer can search product, view customer reviews of a selected product, add product to shopping cart, do checkout. Submitting Put your assignment in a folder named assignCIS3343_fistname_lastName (e.g., assignCIS3343_Joahn_Mark). Put all resources used by your assignment into this folder. Upload the zip folder to the BB. You will lose marks if you do not follow these submission instructions