Salesforce Technical Support Engineer interview questions

How would you handle a situation with a distraught customer looking for solutions but your team is still requires time to diagnose

Tell us about yourself. Why do you want to work at Salesforce? Describe three characteristics you think are necessary for this position when dealing with customers? Scenario type questions about dealing with customers. What is a SQL index? Can you write a select statement with a where clause in SQL? Can you write an join statement in SQL?