QUESTION 191 Which of the following has the potential for unexpectedly impacting storage array performance? A.    WWN-based hard zoning B.    Multipathing C.    Host based inline de-duplication D.    Automated storage tiering Answer: D QUESTION 192 A datacenter has a hierarchy of multiple storage systems with SSDs, FC disks, SATA disks, and JBODs. Which of the following classifies this arrangement? A.    LVM…

QUESTION 181 Which of the following is used when interconnecting FC switches? A.    HBA B.    CAN C.    ISL D.    Trunking Answer: C QUESTION 182 Three phase power has been connected to a rack with a storage array. Which of the following would be best practice if each of the three phases were routed to independent Power Distribution Units (PDUs)? (Select…

QUESTION 171 Which of the following ports is MOST commonly used with FC-AL? A.    F-port B.    N-port C.    NL-port D.    TE-port Answer: C QUESTION 172 An administrator is having trouble explaining the physical location of a LUN’s data on an array to the company’s CEO. The CEO has requested a visual representation of this data. Which of the following would…

QUESTION 161 An Internet service provider must support highly available storage arrays. Which of the following technologies supports the ability to swap hardware without downtime? A.    Hot pluggable components B.    Fiber attached storage controllers C.    RAID 5 configuration D.    Dual power supply Answer: A QUESTION 162 Which of the following terms describes multiple devices connected to the same switch port…

QUESTION 151 A technician has a host connected to two fibre channel fabrics using two different HBAs. There are many errors on one HBA. There are also many errors on the switch port where the error HBA is connected. Which of the following would the technician check FIRST to troubleshoot the problem? A.    Zoning configuration B.    SFP C.    Storage HBA…

QUESTION 141 Which of the following deduplication methods will minimize host CPU utilization? (Select TWO) A.    Appliance B.    Virtual C.    Inline D.    Software E.    Agent Answer: AC QUESTION 142 A new storage network is being designed. Which of the following would be the MOST appropriate process to address storage planning? A.    A disk to disk to tape grandfathering scheme so…

QUESTION 131 After working for the past six months, a server no longer can see its storage. A switch port where the server is connecting indicates that there is no connection. An administrator moves the cable to the next switch port but it also shows no connection. Which of the following should be checked FIRST? A.    Switch firmware B.    Server…

QUESTION 121 Which of the following administration tools would be the BEST choice for scripting commands? A.    Telnet B.    CLI C.    GUI D.    HTTP Answer: C QUESTION 122 Which of the following explains why a backup tape drive might be “shoe-shining” during a backup? A.    Read-after-write verification is being used to guarantee data integrity B.    Data compression is rewriting the…

QUESTION 111 Which of the following replication types depends on receiving an ACK from the remote system and guarantees a zero data loss solution? A.    Synchronous B.    Asynchronous C.    Point in time D.    Differential Answer: A QUESTION 112 An application’s characteristics are write/read intensive, random access, and small data objects. In this situation, which of the following disk types would…

QUESTION 101 Which of the following data replication technologies has the GREATEST impact on an application’s I/O performance to the source data? A.    Synchronous B.    ISL trunking C.    Semi-synchronous D.    Asynchronous Answer: A QUESTION 102 Which of the following must be done before powering down a storage array? A.    Delete the hot spares on the storage array B.    Ensure no…

QUESTION 91 Which of the following is typically used to make a networked file system available to a server running a Windows operating system? A.    NFS B.    iSCSI C.    CIFS D.    FCIP Answer: C QUESTION 92 After a server reboot, the server no longer can connect to the iSCSI network. The switch port shows no connection and moving the cable…

QUESTION 81 The technician has been told to install a cable between buildings for a new4Gbps link. The distance between the buildings is approximate^ 500 meters (1640 feet). Which of the following cable options should be used? A.    Single-mode B.    CAT6 C.    Multimode D.    Twin AX Answer: A QUESTION 82 Host-based volume management can be used to virtualize which of…

QUESTION 71 Buffer-to-buffer credit is used for which of the following? A.    Managing number of available buffers on target B.    Controlling the number of packets initiator can send in sequence C.    Controlling frame flow on Fibre Channel link D.    Configuring the buffers used to store frames in switch Answer: C QUESTION 72 Which of the following are current rotational speeds…

QUESTION 61 A technician, in a machine room, accidentally drops a floor tile on a fiber optic cable running from a single path host to a Fibre Channel switch. Which of the following symptoms would be MOST likely to occur if the cable is not replaced? A.    The host will be visible to the switch but not see any defined…

QUESTION 51 A SAN administrator in a large datacenter has a number of racks with devices alerting for high temperatures randomly in the datacenter. There is sufficient cooling capacity for the datacenter. Which of the following design elements will address the random overheating issue? A.    Cooling unit relocation B.    Air dams under the raised floor C.    Incorporate hot-cold isles D.   …

QUESTION 41 Data on a storage system was last replicated at 8:00 AM and the storage system had a major failure at 9:33 AM. The failure caused all changes to the data between 8:00 AM and 9:33 AM to be lost. The data loss was deemed acceptable based on the 2 hour: A.    Mean Time to Data Loss (MTDL) B.   …