New Relic

1. What is the difference between Jira Software and Jira Service Management projects?

2. How would you build an API monitoring system?

3. Given a string s containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. An input string is valid if: Open brackets must be closed by the same type of brackets. Open brackets must be closed in the correct order. Every close bracket has a corresponding open bracket of the same type.