What is the maximum number of Thin Clones that can be created from a Base LUN on a Dell EMC Unity array?

A storage administrator is tasked with configuring a density-based Host I/O policy based on the following requirements:
Resource Size: 100 GB LUN
Density Limit: 20 IOPS
What is the total IOPS set by this policy?

What can be used by advanced users to create scripts for automating routine Unity tasks?

A file system is 1 TB in size and contains 250 GB of data. The file system is not fully allocated and only
450 GB of pool storage is in use. The user wants to reduce the file system to 300 GB.
How much space is returned to the storage pool?

Observing the SPE Fault LED during initial power up, what colors and time duration does the SPE use to indicate that it is ready for initialization?