Knowledge check

Completed
1.

You have authored a user-defined function named addTax. You are writing a SQL query to return a flat array of scalar price values with the calculated tax value. Which valid SQL query should you use for this task?

2.

You are tasked with taking the date values that are stored in a container, and converting them to a company-specific date format in SQL query results. Which server-side programming construct should you use for this task?

3.

Your team has written validation logic in JavaScript to make sure items are in your required format before committing them to a container. Which server-side programming construct should you use for this task?

4.

Your team has created a set of aggregate metadata items that are required to be modified anytime you successfully create or update an item within your container. Which server-side programming construct should you use for this task?