Question to new customer from SQL side

1. What is the environment.  Are there any Architecture diagrams available ?
2. No.Of   Preprod /UAT/Testing/PROD servers. Versions of SQL Server
3. In these what are the High critical, medium and low servers and databases. Also is there any DR structure available or planning to set up now.
4. Are service accounts configured independetly to each server/instance or one for domain. Password reset policy.
5. What is load on the servers, average requests on the database. Avg growth of the databases.
6. standard maintenance jobs scheduled on each SQL Server.
7. Important list of jobs running on the servers
8. How many SQL instances installed per Server.
9. Any specific standards for installing SQL Server(Pre and Post).  -- Client level
10. What is the storage structure.
11. Uptime of database High critical, medium and low servers.
12. Backup startegery for disaster recovery.
13. What is the prefered SQL Server edition.
14. Database monitoring mechanism. Is there any tool to monitor and how it works.
15. What is the Windows version, CPU and RAM configurations.
16. What are the high availability techniques are in use in current environment.
17. What level of permissions required for database users.
18.   Any Troubleshooting guide they follow?
19. IS there any inventory of the Database/Instances/Servers. Which database relates to which application
20.   What are the issues /tickets we get usually.
21. SSIS,RS,AS
22. Any SQL Server/OS up-gradation plans.

23. Is there any incoming data from other interfaces

24.  About Monitoring Tools and ticketing system.