Comity Designs Salesforce Developer interview questions

1)Brief Introduction about u and your work experience? 2)How to gather requirement from costumer? 3)In Time based process Builder If contract will expire after 15 days , send notification before 2 days of contract expire ? 4)If Field updates and want to cancel contract expire notification how will you accomplish this? 5)Have you work on workbench ? 6) scenario on sharing security model There is a role hierarchy Director , Sales Director , Sales Manager, Sales Rep , There are 3 regions A,B, C, As sales Rep. Create a record it shows to only A regions reps. How will you implement this? 7) There is a role hierarchy Director , Sales Director , Sales Manager, Sales Rep , As sales Rep submit record for approval it goes to Sales Manager , If Sales Manager submit record for approval Its automatically gets approved as he is approval How this implement in salesforce 8) Tell Me 2 new thing you learn in salesforce which is not related to your project?