Download [PUREFAIS] Pure Certified FlashArray Implementation Specialist Certification Exam Guide and more Exams Technology in PDF only on Docsity!
Implementation Specialist Certification Exam Guide
Question 1. Which rack height is required for a Pure FlashArray //XR2 or //XR3 chassis? A) 2RU B) 3RU C) 4RU D) 5RU Answer: B Explanation: Both //XR2 and //XR3 models occupy a 3RU space in a standard 19‑inch rack. Question 2. When planning power for a Pure FlashArray //XL, which cable type is recommended for high‑line power connections? A) C13/C B) C19/C C) IEC 60320‑2P D) NEMA 5‑15P Answer: B Explanation: //XL models use high‑line power and require C19/C20 connectors for the higher amperage rating. Question 3. What is the minimum floor load rating a data center should meet to safely support a fully populated Pure FlashArray //XR2 with two DirectFlash Shelves? A) 200 kg per square meter B) 300 kg per square meter C) 400 kg per square meter D) 500 kg per square meter Answer: C
Implementation Specialist Certification Exam Guide
Explanation: Each //XR2 chassis with two shelves can weigh up to ~350 kg; a 400 kg/m² rating provides a safety margin. Question 4. During inventory verification, which component identifies the controller that will host the Pure Fusion Coordinator role? A) Chassis Management Module (CMM) B) DirectFlash Shelf (DFS) controller slot C) Primary controller on the array chassis D) Stand‑alone Fusion appliance Answer: C Explanation: The primary controller on the FlashArray chassis is designated for the Fusion Coordinator role during deployment. Question 5. Which protocol must be configured on the management network for PureArray to send email alerts? A) SNMP B) NTP C) SMTP D) LDAP Answer: C Explanation: SMTP is the protocol used by PureArray to transmit email notifications for alerts and health events. Question 6. For a host that uses NVMe‑oF, which network requirement is mandatory on the Pure FlashArray side? A) Dedicated Fibre Channel SAN B) 10 GbE Ethernet with RDMA support
Implementation Specialist Certification Exam Guide
Question 9. Which command verifies the physical connectivity of a newly installed DirectFlash Shelf? A) purearray list – health B) purehw list – shelf C) puredrive admit – status D) pureadmin show‑cable Answer: B Explanation: purehw list – shelf displays hardware details and confirms that the shelf is properly connected. Question 10. What is the first step to access the FlashArray controller console via a serial connection? A) Use SSH to the management IP B) Connect a KVM cable to the controller’s RJ‑45 port C) Attach a USB‑to‑Serial adapter to the console port D) Power on the array and wait for the POST screen Answer: C Explanation: The console port requires a USB‑to‑Serial adapter; once attached, you can open a terminal session. Question 11. Which CLI command initiates the creation of a new FlashArray with default settings? A) purearray create – default B) puresetup newarray C) purity init – array D) pureconfig start – wizard Answer: B
Implementation Specialist Certification Exam Guide
Explanation: puresetup newarray launches the guided setup process to configure a new array. Question 12. After running puresetup, which command creates a local admin user with full privileges? A) pureadmin create – user admin – role admin B) pureuser add – name admin – role superuser C) pureuser create – username admin – role superuser D) pureadmin adduser – name admin – privilege full Answer: C Explanation: pureuser create is used to add a local user; specifying the superuser role grants full privileges. Question 13. In Pure Fusion, which role is responsible for orchestrating fleet‑wide operations such as array onboarding? A) Mediator B) Coordinator C) Operator D) Scheduler Answer: B Explanation: The Coordinator role manages fleet‑wide tasks, including array registration and policy enforcement. Question 14. When installing a DirectFlash Shelf, which type of cable is recommended for SAS connections between the shelf and the array? A) Twin‑ax copper 10 GbE B) Optical fiber LC‑LC C) 24‑pin SAS ribbon cable
Implementation Specialist Certification Exam Guide
B) Primary controller firmware C) Host HBA drivers D) Power distribution units (PDUs) Answer: B Explanation: Upgrading the primary controller firmware first ensures the array continues to serve I/O while the secondary controller is upgraded. Question 18. What is the key difference between NVRAM on a //X model versus a //XL model? A) //X uses battery‑backed NVRAM, //XL uses capacitor‑based NVRAM B) //X has 8 GB NVRAM, //XL has 16 GB NVRAM C) //X NVRAM is volatile, //XL NVRAM is non‑volatile D) No difference; both use the same technology Answer: A Explanation: //X controllers rely on battery‑backed NVRAM, while //XL models employ capacitor‑based NVRAM for longer lifespan and faster writes. Question 19. Which CLI command initiates a firmware upgrade for Purity//FA on a running array? A) purity upgrade – file B) purearray upgrade – firmware C) pureupgrade start – fw D) purefirmware apply – image Answer: A Explanation: purity upgrade is the command used to apply a new Purity//FA firmware image to an active array.
Implementation Specialist Certification Exam Guide
Question 20. When adding a new Data Pack, which status indicates that the pack is ready for write operations? A) pending B) admitted C) initializing D) offline Answer: B Explanation: An “admitted” status means the Data Pack has been validated and is actively participating in write operations. Question 21. What is the purpose of a “Wide Write Group” in Pure Storage terminology? A) To aggregate multiple arrays into a single namespace B) To combine several Data Packs into one logical write pool for load balancing C) To enable RAID‑5 parity across shelves D) To create a virtual network overlay for iSCSI traffic Answer: B Explanation: Wide Write Groups distribute writes across multiple Data Packs, improving performance and capacity utilization. Question 22. Which command evacuates all data from a DirectFlash Shelf before removal? A) purehw evacuate – shelf B) puredrive evacuate – shelf C) purearray shelf‑evacuate D) purecmd evacuate‑shelf Answer: C
Implementation Specialist Certification Exam Guide
D) purediag health – quick Answer: A Explanation: purearray list – health outputs a high‑level health overview with any warning or critical conditions. Question 26. To verify that an array is successfully communicating with Pure1 Cloud, which command should be run? A) purecloud status – check B) purearray list – cloud C) pure1 ping – connectivity D) purearray list – remoteassist Answer: B Explanation: purearray list – cloud displays the registration and connectivity status with Pure Cloud services. Question 27. Which setting enables ransomware protection by making snapshots immutable for a configurable period? A) SafeMode B) SecureSnapshot C) ImmutableLock D) RansomGuard Answer: A Explanation: SafeMode locks snapshots, preventing deletion or alteration for the defined duration, thereby protecting against ransomware. Question 28. In ActiveCluster, what is the role of the “Mediator” node? A) It stores all replicated data permanently
Implementation Specialist Certification Exam Guide
B) It coordinates synchronous writes between the two arrays C) It provides load‑balancing for host I/O D) It acts as a backup controller for failover Answer: B Explanation: The Mediator ensures that writes are synchronously replicated between the primary and secondary arrays in an ActiveCluster configuration. Question 29. During a Fusion fleet creation, an error “Array join failed: incompatible firmware” is seen. What is the most likely cause? A) The array is not connected to the internet B) The array’s Purity version is older than the fleet’s minimum required version C) The array’s DNS settings are incorrect D) The array’s NTP service is disabled Answer: B Explanation: Fusion requires a minimum Purity version; an older firmware will cause the join operation to fail. Question 30. Which LED pattern indicates a failed power supply on a Pure FlashArray //XR2? A) Solid green B) Blinking amber C) Solid amber D) Blinking green Answer: C Explanation: A solid amber LED on the power supply module signals a failure that requires replacement.
Implementation Specialist Certification Exam Guide
Explanation: NTP (Network Time Protocol) ensures that all array components maintain consistent timestamps. Question 34. When planning the management network, which IP address type is recommended for the array’s management interface? A) Publicly routable IP address B) Private IP address from a non‑overlapping VLAN C) Any IP address as long as it is reachable D) Link‑local IPv6 address only Answer: B Explanation: Using a private IP on a dedicated VLAN isolates management traffic and enhances security. Question 35. Which command displays the current DNS server configuration on a Pure FlashArray? A) purearray show – dns B) pureconfig get – dns C) purehost list – dns D) purearray list – network – dns Answer: D Explanation: purearray list – network – dns returns the DNS server settings applied to the array. Question 36. A DirectFlash Shelf reports “SAS link down” in the hardware status. Which immediate action should be taken? A) Reboot the entire array B) Verify the SAS ribbon cable connections and reseat if necessary C) Replace the shelf’s power supply
Implementation Specialist Certification Exam Guide
D) Disable the shelf in the array configuration Answer: B Explanation: “SAS link down” usually indicates a physical connection issue; checking and reseating the ribbon cable is the first step. Question 37. Which of the following is a prerequisite for enabling ActiveCluster replication? A) Both arrays must be in the same rack B) Identical firmware versions and matching Data Pack configurations C) Only one array can have a DirectFlash Shelf attached D) The arrays must use different management VLANs Answer: B Explanation: ActiveCluster requires that both arrays run the same Purity version and have compatible capacity layouts. Question 38. During a capacity expansion, an administrator runs puredrive admit but receives “admission failed: insufficient wide write groups”. What should be done? A) Delete existing Data Packs to free space B) Create an additional wide write group that includes the new shelf C) Upgrade the array’s firmware D) Reboot the array to refresh the configuration Answer: B Explanation: Wide write groups must encompass the new shelf; creating or expanding a group resolves the admission error. Question 39. Which CLI option forces a non‑disruptive firmware upgrade to skip the controller reboot if the array is under heavy load? A) – skip‑reboot
Implementation Specialist Certification Exam Guide
Question 42. When installing a new DirectFlash Shelf, which step must be performed before admitting its drives? A) Run purehw list – shelf to confirm physical detection B) Disable all host connections C) Upgrade the array firmware to the latest version D) Set the shelf to “maintenance mode” via CLI Answer: A Explanation: Verifying shelf detection ensures that the hardware is recognized before drive admission. Question 43. Which of the following best describes the function of “SafeMode” snapshots? A) They are automatically deleted after 24 hours B) They are immutable and cannot be overwritten or deleted until the lock expires C) They are stored off‑site in the Pure1 Cloud only D) They are used solely for performance testing Answer: B Explanation: SafeMode snapshots are write‑once, read‑only for the lock period, providing protection against ransomware. Question 44. In a Fusion fleet, which role has the authority to approve new array joins? A) Operator B) Coordinator C) Viewer D) Auditor Answer: B
Implementation Specialist Certification Exam Guide
Explanation: The Coordinator manages fleet membership, including approving new array onboarding requests. Question 45. Which command displays the current NTP server list configured on the array? A) purearray list – ntp B) pureconfig get – ntpservers C) puretime show – servers D) purehost list – ntp Answer: A Explanation: purearray list – ntp returns the configured NTP servers. Question 46. During a non‑disruptive upgrade, an administrator notices the secondary controller is stuck in “upgrade pending”. What is the recommended action? A) Power‑cycle the secondary controller B) Cancel the upgrade and restart the process from the primary controller C) Wait for the controller to finish automatically; no action needed D) Manually invoke purity upgrade – resume on the secondary controller Answer: D Explanation: Using purity upgrade – resume forces the pending upgrade to continue without affecting the primary controller. Question 47. Which of the following is NOT a valid host connectivity option for a Pure FlashArray? A) Fibre Channel (FC) B) iSCSI over TCP C) NVMe‑oF over RoCE
Implementation Specialist Certification Exam Guide
B) VLAN ID and MTU size C) VLAN ID, MTU, and IP address subnet D) VLAN ID and DNS server address Answer: C Explanation: All controllers must share the same VLAN ID, MTU, and belong to the same IP subnet for proper management traffic. Question 51. Which of the following best describes the purpose of “wide write groups” during capacity transformations? A) They provide redundancy across multiple arrays B) They allow simultaneous writes to all Data Packs, improving performance during migrations C) They enable encryption of data at rest D) They limit the number of hosts that can connect to a shelf Answer: B Explanation: Wide write groups spread write I/O across multiple Data Packs, which is essential when rebalancing capacity. Question 52. In the context of Pure Storage, what is a “Data Pack”? A) A software license bundle B) A logical grouping of physical drives that present a unified capacity pool C) A backup file stored in Pure1 Cloud D) A set of host initiator configurations Answer: B Explanation: A Data Pack aggregates physical drives into a single logical capacity unit used by the array.
Implementation Specialist Certification Exam Guide
Question 53. Which command can be used to verify that all hosts have the correct initiator names registered on the array? A) purehost list – initiators B) purearray list – hosts – detail C) purecli show – hosts D) purehost show – all Answer: A Explanation: purehost list – initiators displays the WWPNs or iSCSI IQNs that the array knows for each host. Question 54. What is the effect of enabling “SafeMode” with a lock period of 30 days? A) All snapshots older than 30 days are deleted automatically B) No snapshots can be deleted or overwritten for 30 days after creation C) Host I/O is throttled for 30 days D) The array disables all write operations for 30 days Answer: B Explanation: SafeMode enforces immutability on snapshots for the defined lock period, preventing alteration. Question 55. Which CLI command initiates a shelf evacuation and automatically migrates data to other available shelves? A) purearray shelf‑evacuate – auto B) purehw evacuate – shelf – auto C) purearray evacuate‑shelf – force D) purearray shelf‑evacuate Answer: D
