The intended HPE0-J82 V9.02 sequence is to upgrade ArcusOS to Release 4 or later, increase the original eight-core controller configuration to sixteen cores, and finally add the second sixteen-core controller. Establishing the necessary software capability first avoids introducing hardware that an older release may not support. Controller expansion also requires attention to matching processor models, resource licensing, and release-specific migration procedures. The order is a planning principle, not an unconditional guarantee that a single-controller production system can be upgraded without any risk or interruption. Official service documentation requires adequate redundancy and alternative host paths for certain maintenance actions, and a last-operating controller cannot always be serviced online. HPE should validate the exact model and supported upgrade procedure before scheduling work. A preupgrade health check, current backups, host multipathing inspection, and rollback plan remain essential. For the examination ordering, option D is correct; for an actual deployment, the feasibility of uninterrupted operation must be established separately.

Study Guide Reference: ArcusOS R3/R4 upgrades, controller-node expansion and maintenance prerequisites.

Official reference(s): B10000 planning documentation