The output file of a Linux Host Collection Utility does not match the BCSD parser format. What could be the reason?

A storage architect is looking for best practices to expand an existing single V-Brick VMAX All Flash 250. They are planning to expand the VMAX configuration to a dual V-Brick model for better performance.
What is a consideration?

Which director emulating performs internal array operations and provides data services?

A storage architect is demonstrating to a customer how they can register vCenter and ESXi servers, view all relevant storage related objects of an ESXi server, and troubleshoot storage performance. Which system view in Unisphere can be used to do these things?

An architect uses the following command to collect data from a HP-UX host when designing a solution in BCSD:
sar -d -b interval count >> hostname.sar.date.txt
What does the -b flag in the command represent?