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Pure Certified FlashArray Implementation
Specialist certification, covering FlashArray
hardware models, Purity OS architecture,
installation, configuration, networking,
replication, data protection (SafeMode,
snapshots), performance optimization,
Evergreen model, Pure1 management, and
troubleshooting.
Each question is followed immediately by the correct answer and a concise explanation referencing Pure Storage product specifications and best practices.
Pure Certified FlashArray Implementation Specialist – Practice
Exam – 250 MCQs (Unbridged)
SECTION 1: FLASHARRAY HARDWARE MODELS &
ARCHITECTURE (Q1–35)
Q1. Which FlashArray model is optimized solely for extreme performance with a singular focus on sheer performance, delivering up to 10 million IOPS? A) FlashArray//X B) FlashArray//XL C) FlashArray//ST D) FlashArray//C Correct Answer: C Explanation: The FlashArray//ST is engineered for speed, delivering up to 10 million IOPS and ultra-low latency for the most demanding applications. Q2. The FlashArray//X series is designed for: A) Archive and cold storage use cases B) Mission-critical workloads requiring a balance of performance, efficiency, and resilience C) Extreme performance only D) Capacity-optimized, general-purpose workloads
D) Edge computing deployments Correct Answer: B Explanation: FlashArray//C balances both performance and capacity, ideal for enterprise file and general-purpose workloads. Q5. The FlashArray//E model is ideal for: A) Mission-critical databases B) Real-time analytics C) Archival use cases that benefit from the resiliency, density, and power-space efficiencies offered by DirectFlash D) Extreme-performance in-memory databases Correct Answer: C Explanation: FlashArray//E is designed for archival use cases where density and efficiency are prioritized over extreme performance. Q6. What is the maximum effective capacity of the FlashArray//X (R 51TB model)? A) Up to 900TB/810TiB effective capacity B) Up to 435TB/395TiB effective capacity
C) Up to 2.5PB/2.2PiB effective capacity D) Up to 4.4PB effective capacity Correct Answer: B Explanation: The FlashArray//X with appropriate configurations can reach up to 435TB/395TiB effective capacity, while the XL model reaches higher capacities. Q7. What is the maximum effective capacity of the FlashArray//XL? A) Up to 900TB/810TiB effective capacity B) Up to 435TB/395TiB effective capacity C) Up to 2.5PB/2.2PiB effective capacity D) Up to 4.4PB effective capacity Correct Answer: C Explanation: The FlashArray//XL can scale to up to 2.5PB/2.2PiB effective capacity, supporting extremely large-scale deployments. Q8. What is the typical average data reduction ratio advertised by Pure Storage for FlashArray? A) 2:
Q10. What is the chassis size (height) of a FlashArray//X 3U configuration? A) 2U B) 3U C) 5U D) 8U Correct Answer: B Explanation: The FlashArray//X chassis is available in 3U configurations, with physical height of 5.12 inches. Q11. What is the typical weight of a fully loaded FlashArray//X R 51TB model? A) Approximately 50 lbs B) 98.3 lbs (41.2 kg) C) 167 lbs (75.7 kg) D) 280 lbs (127 kg) Correct Answer: B Explanation: The FlashArray//X R4 51TB fully loaded weighs 98.3 lbs (41.2 kg).
Q12. Which FlashArray family member does not enable latency- inducing features such as compression, deduplication, and synchronous replication due to its performance-optimized design? A) FlashArray//X B) FlashArray//XL C) FlashArray//ST D) FlashArray//C Correct Answer: C Explanation: The FlashArray//ST, as a performance-optimized solution, does not enable latency-inducing features such as compression, deduplication, and synchronous replication. Q13. Which features are maintained on the FlashArray//ST despite its performance-optimized design? A) Compression and deduplication B) Snapshots, replication, and writable clones for copy-data management C) Synchronous replication only D) No features are maintained
C) Three times more reliable D) Five times more reliable Correct Answer: C Explanation: DirectFlash Modules are six times more reliable than HDD and three times more reliable than SSDs. Q16. What is the proven availability rating for FlashArray systems? A) 99.9% (three nines) B) 99.99% (four nines) C) 99.9999% (six nines) D) 100% (absolute availability) Correct Answer: C Explanation: FlashArray delivers proven 99.9999% availability, ensuring mission-critical workloads remain online without planned downtime. Q17. Which FlashArray feature provides synchronous replication between systems with zero RPO and RTO across metro distances? A) SafeMode Snapshots
B) ActiveCluster C) Pure Fusion D) Evergreen Correct Answer: B Explanation: ActiveCluster delivers synchronous replication between systems with zero RPO and RTO at the storage layer, with continuous read/write access across metro distances for block data . Q18. What is the maximum raw capacity for FlashArray//X? A) Up to 127TB/111TiB B) Up to 256TB/224TiB C) Up to 695TB/608TiB D) Up to 1PB Correct Answer: A Explanation: The FlashArray//X supports up to 127TB/111TiB raw capacity. Q19. What is the maximum raw capacity for FlashArray//XL?
Q21. What is the operating system that powers all FlashArray models? A) PureOS B) Purity OS C) FlashOS D) Evergreen OS Correct Answer: B Explanation: All FlashArrays are powered by the same Purity OS, ensuring seamless replication and consistent data services across the family. Q22. Which FlashArray model is the highest performance member of the FlashArray family? A) FlashArray//X B) FlashArray//XL C) FlashArray//ST D) FlashArray//C Correct Answer: C
Explanation: The FlashArray//ST is the highest performance member of the FlashArray family, sharing the same Evergreen architecture as other models. Q23. What is the effective capacity range for FlashArray//C (maximum)? A) Up to 435TB/395TiB B) Up to 900TB/810TiB C) Up to 2.5PB/2.2PiB D) Up to 4.4PB Correct Answer: B Explanation: FlashArray//C can achieve up to 900TB/810TiB effective capacity. Q24. What is the maximum effective capacity for FlashArray//X? A) Up to 435TB/395TiB B) Up to 900TB/810TiB C) Up to 2.5PB/2.2PiB D) Up to 4.4PB
D) Only Ethernet Correct Answer: B Explanation: FlashArray//X supports NVMe and NVMe-oF over Fibre Channel, RoCE, TCP, as well as SMB and NFS for file services. Q27. What is the latency performance specification for FlashArray//X? A) As low as 50μs B) As low as 250μs C) As low as 1ms D) As low as 5ms Correct Answer: B Explanation: FlashArray//X delivers ultra-low latency of as low as 250μs, meeting the demands of modern, highly transactional workloads. Q28. True or False: FlashArray//ST supports compression and deduplication features. A) True
B) False Correct Answer: B Explanation: As a performance-optimized solution, FlashArray//ST does NOT enable latency-inducing features such as compression and deduplication. Q29. True or False: FlashArray//ST maintains support for snapshots, replication, and writable clones. A) True B) False Correct Answer: A Explanation: The //ST does maintain functionality for key use cases such as snapshots, replication, and writable clones for copy-data management. Q30. Which FlashArray feature is described as "self-configuring and self-healing"? A) Evergreen B) Pure Fusion C) ActiveCluster
D) To store user snapshots Correct Answer: B Explanation: The system places writes in NVRAM before distributing data uniformly across all SSDs, promoting longer SSD lifespan through Pure's FlashCare technology. Q33. How does FlashArray ensure data protection during a sudden power loss? A) Built-in batteries B) Supercapacitors that power the NVRAM modules to preserve in- flight writes C) UPS requirement only D) No protection is provided Correct Answer: B Explanation: NVRAM modules combine DRAM and NAND flash backed by supercapacitors. In case of sudden power loss, stored energy in supercapacitors powers the NVRAM module to preserve data.
Q34. What is the expected lifespan benefit of FlashArray's NVRAM architecture on underlying SSDs? A) No impact on SSD lifespan B) Shorter SSD lifespan C) Longer SSD lifespan through FlashCare technology D) SSD lifespan is not a concern Correct Answer: C Explanation: The use of NVRAM promotes longer SSD lifespan through what Pure calls FlashCare technology. Q35. Which FlashArray models share the same Evergreen architecture and are part of the unified Pure Storage platform? A) Only //X and //XL B) Only //ST and //C C) All FlashArray family members D) Only //X and //ST Correct Answer: C
