ass4itSure IT Certification Braindumps
http://www.pass4itsure.com/210-255.html
[2017-NEW]
210-255 Dumps Best Quality For Free Download RELEASED
QUESTION 27 Xsan Admin configures Xsan clients via ________. A. fsmpm B. cvadmin C. xsanadmin D. servermgrd Correc Cor rectt An Answe swer: r: D
QUESTION 28 Xsan's organization of physical storage devices into volumes, storage pools, and LUNs is known as ________. A. distribution B. attachment C. virtualization D. physical storage Correc Cor rectt An Answe swer: r: C
QUESTION 29 In a disk-to-disk-to-tape backup solution, the tape is intended to store ________. A. metadata and journal data B. data from LUNs over 2 terabytes in size C. data from storage pools with no affinities D. archives and files not needed immediately Correc Cor rectt An Answe swer: r: D
QUESTION 30 Which statement describes a potential issue for an Xsan installation that does not use Directory Services? A. Group membership cannot be assigned using Finder. B. Xsan data throughput is slower without Directory Services. C. Unix ID duplication might enable unauthorized access to files. D. Users cannot cannot set group permissions permissions for files saved on Xsan volumes. volumes. Correc Cor rectt An Answe swer: r: C
QUESTION 31 You have enabled access control lists (ACLs) on your Xsan volume. Now you want to set up an ACL for a folder on that volume. What application should you use to do so? A. Xsan Admin B. RAID RAID Admin Admin C. Server Admin D. Workgroup Manager Correc Cor rectt An Answe swer: r: D
QUESTION 32 What is the minimum number of hard disk drives required to create a RAID 1 array? A. 2 B. 3 C. 4 D. 5
Corr Co rrec ectt Answ nswer er:: A
QUESTION 33 Which statement represents an advantage of Fibre Channel switches over Fibre Channel hubs? A. Switches use FC-AL protocol. B. Switches support point-to-point connections. C. Switches enable the use of fiber-optic cabling. D. Switches allow multiple, simultaneous connections. Correc Correctt Answe Answer: r: D QUESTION 34 Which statement is implied by the concept, "information lifecycle management"? A. All data should be backed up in a weekly cycle. B. Disk-to-disk backup should be used for archival data. C. Data should be regularly cycled between backup devices. D. Storage resources should be allocated according to importance of data. Correc Cor rectt An Answe swer: r: D
QUESTION 35 When a quorum quorum vote takes place, which metadata controller controller will take over? A. The controller with the most RAM. B. The controller with the highest priority. C. The controller with the fastest processor. D. The controller with the most recent version of the SAN file system. Correc Cor rectt An Answe swer: r: B
QUESTION 36 With which daemon do Xsan clients communicate in order to discover available Xsan volumes? A. fsm B. fsmpm C. watchdog D. servermgrd Correc Cor rectt An Answe swer: r: B
QUESTION 37 Which statement presents a disadvantage of RAID 1? A. high hardware cost B. no data redundancy C. need for a dedicated parity disk D. need for host-based, software RAID Corr Co rrec ectt Answ nswer er:: A
QUESTION 38 You have an Xsan volume that contains user data. Which THREE changes to its configuration will cause you to lose data on the volume? A. renaming the volume B. renaming a storage pool C. adding LUNs to a storage pool D. adding a storage pool to the volume E. changing a storage pool's stripe breadth F. changing the volume's allocation strategy
Correc Cor rectt An Answe swer: r: ABE
QUESTION 39 In order to assign an affinity affinity using Xsan Admin, Admin, the Xsan volume volume must be ________. ________. A. unmounted from f rom all clients B. mounted on at least one client C. mounted on the active metadata controller D. unmounted from the active metadata controller Correc Cor rectt An Answe swer: r: C
QUESTION 40 What port settings should you use when configuring Apple host bus adapters (HBAs) and Xserve RAIDs on a Qlogic switch? A. Device Scan enabled on host machine ports and on storage device ports. B. Device Scan disabled on host machine ports and on storage device ports. C. Device Scan enabled on host machine ports, and disabled on storage device ports. D. Device Scan disabled on host machine ports, and enabled on storage device ports. Correc Cor rectt An Answe swer: r: D
QUESTION 41 You are tuning an Xsan volume constructed from Xserve RAID LUNs. Xserve RAIDs have an optimal transfer size of 1 MB (1048576 bytes). Given a block allocation size of 16 KB (16384 bytes), what is the optimum stripe breadth for the volume's storage pools? Click the Calculator button below to display a calculator for use with this question. The C button on the Calculator Calculator clears all previous previous entries. entries. The CE button clears clears the last entry only. only. A. 64 blocks B. 65 blocks C. 168 blocks D. 256 blocks Corr Co rrec ectt Answ nswer er:: A
QUESTION 42 Xsan volume names can only include ________. A. low-ASCII characters B. uppercase letters and numbers C. lowercase letters and numbers D. letters, numbers, and underscores Correc Cor rectt An Answe swer: r: D
QUESTION 43 You need to verify that an Xsan volume is running. Which process should you look for? A. fsm B. slapd C. slurpd D. lookupd E. servermgrd
Corr Co rrec ectt Answ nswer er:: A
QUESTION 44 Which THREE are valid Fibre Channel network topologies? A. Star B. Parallel C. Token Ring D. Point-to-Point E. Arbitra Arbitrated ted Loop F. Switched Fabric G. Unswitched Fabric Correct Corr ect Answ Answer: er: DEF DEF
QUESTION 45 In a RAID 5 array, what happens to the data on a hard disk drive that fails? A. The data is reconstructed from parity data stored on a dedicated drive. B. The data is reconstructed from data stored on the metadata controller. C. The data remains in the array on a mirror drive that replaces the failed drive. D. The data is reconstruct reconstructed ed from parity parity data striped across the other drives drives in the array. array. Correc Cor rectt An Answe swer: r: D
QUESTION 46 The image above shows a portion of a pane in Xsan Admin. What happens if you click on the circled button? A. A new LUN is created. B. A new volu volume me is crea created ted.. C. A new RAID RAID array is created. created. D. A new storage storage pool is created. created. Correc Cor rectt An Answe swer: r: D
QUESTION 47 A host bus adapter (HBA) is ________. A. a copper cable that connects Fibre Channel nodes B. a fiber-optic cable that connects Fibre Channel nodes C. a command sent by the metadata controller to halt bus access by clients D. an interface card that allows a computer to connect to a Fibre Channel network Correc Cor rectt An Answe swer: r: D
QUESTION 48 What tool should should you use to view the World Wide Port Nodes Nodes (WWPNs) for an Apple Fibre Fibre Channel PCI card and an Apple Fibre Channel PCI-X card? A. cvadmin B. Xsan Admin C. RAID Admin D. Fibre Channel Utility Correc Cor rectt An Answe swer: r: D
QUESTION 49 You have created an Xsan volume with two storage pools, each composed of two LUNs. Where is
the Xsan volume's metadata and journaling information stored? A. on the first LUN in each storage pool B. on the second LUN in each storage pool C. on the local drive of the metadata controller D. on the first storage pool you added to the volume E. on the second storage pool you added to the volume Correc Cor rectt An Answe swer: r: D
QUESTION 50 If you create multiple storage pools in a volume but do not use affinities, you should ensure that all the storage pools ________. A. have different RAID levels B. contain metadata and journaling data C. provide the same data transfer rate to the user D. appear as separate folders on the Xsan volume Correc Cor rectt An Answe swer: r: C
QUESTION 51 In an Xsan implementatio implementation, n, what TWO types of devices devices are connected connected to a Fibre Channel Channel switch? A. ISLs B. SFPs C. LUNs D. targets E. initiators Correct Corr ect Answ Answer: er: DE DE
QUESTION 52 The aggregate bandwidth of a Fibre Channel fabric ________. A. is 2 Gb/s (half duplex) B. increases as nodes are added C. decreases as nodes are added D. cannot exceed 3200 MB/s (half duplex) Correc Cor rectt An Answe swer: r: B
QUESTION 53 You have created an Xsan volume with multiple storage pools, but no affinities. When you save a file to the Xsan volume, what governs the file's physical storage destination? A. the volume's stripe breadth B. the volume's allocation strategy C. the volume's block allocation size D. the storage pools' configured access control lists Correc Cor rectt An Answe swer: r: B
QUESTION 54 You want to host three SAN volumes on an Xsan controller. What is the minimum amount of RAM that Apple recommend recommends s you install install in the controller? controller? Click the Calculator button below to display a calculator for use with this question. The C button on the Calculator Calculator clears all previous previous entries. entries. The CE button clears clears the last entry only. only. A. 512 megabytes
B. 1.5 gigabyte C. 2 gigabytes D. 3 gigabytes Correc Cor rectt An Answe swer: r: C
QUESTION 55 Which THREE of these are valid directory domains for Xsan deployments in an environment that includes Windows computers running StorNext, and Mac OS X computers running Xsan? A. NetInfo B. etc/hosts C. Active Active Director Directory y D. Network Information Service (NIS) E. Open Directory Directory configured configured as a replica replica F. Windows NT primary domain controller (PDC) G. Open Directory configured as a primary domain controller (PDC) Correct Corr ect Answ Answer: er: CFG CFG
QUESTION 56 Xsan volume names can be no longer than ________ characters. A. 16 B. 32 C. 70 D. 256 Correc Cor rectt An Answe swer: r: C
QUESTION 57 The image above above shows a portion portion of an Xsan Admin pane. pane. What is DELPHI, DELPHI, and what is its status? status? A. DELPHI is a LUN in the Xsan volume, CAPRICA. DELPHI is running. B. DELPHI is a LUN in the Xsan volume, CAPRICA. DELPHI is not running. C. DELPHI is an Xsan volume in the SAN, CAPRICA. DELPHI is not running. D. DELPHI is an Xsan storage pool in the Xsan volume, CAPRICA. DELPHI is running. Correc Cor rectt An Answe swer: r: C
