000204V153.docx

1、000204V153Exam : IBM 000-204Title : Storage Networking Solutions Version 3 Version : V1.531.Which is a key benefit of the IBM System Storage N series Write Anywhere File Layout(WAFL) design and is the main contributor to better performance?A. The copy-on-write feature allows WAFL to avoid duplicatin

2、g blocks of data, thusincreasing performance.B. The file placement algorithms in WAFL allow the repair of high file fragmentationconcurrently.C. Keeping metadata in files makes it easy to increase the size of the file system on thefly. When a new disk is added, the N serie automatically increases th

3、e size of themetadata files.D. The write-anywhere design allows WAFL to operate efficiently with RAID byscheduling multiple writes to the same RAID stripe whenever possible.Answer: D2.Which IBM N series licensed feature enables a writable replica of the flexible volume?A. SnapshotB. SnapMirrorC. Fle

4、xCacheD. FlexCloneAnswer: D3.A customer wants to assign a relative priority to a volume on an N7600 running DataONTAP 7.2 to cause accesses to that volume to receive a priority that is higher or lowerthan that of other volumes on the storage system. Which feature accomplishes this?A. Virtual VolB. F

5、lexVol with RAID-DPC. VolShareD. FlexShareAnswer: D4.Which product allows a Storage Administrator to set storage utilization alerts for theDS8000, DS4800, SAN Volume Controller, and EMC DMX?A. IBM Total Productivity Center for ReplicationB. IBM Total Productivity Center for DiskC. IBM Total Producti

6、vity Center for DataD. IBM Total Productivity Center for FabricAnswer: B5.A customer has a MetroCluster configuration for its Lotus Notes mail data. Site A failsand Site B takes over. How does this affect Windows users and their CIFS connections?A. Setup must be run on Site B, redefining the previou

7、s IP addresses used by Site A sothat it can service both its own and site As IP addresses.B. Site B host ACLs must be updated for the failed-over Windows connections.C. The windows users must re-establish shares using Site B addresses and hostnames.D. Site B takes over site As hostnames and addresse

8、s and continues to serve its ownaddresses and hostnames.Answer: D6.A customer is using a CAD program on UNIX clients. The client needs a file system I/Odata storage. Which protocol should be used on the N series?A. FCPB. iSCSIC. CIFSD. NFSAnswer: D7.A customer wants IBM support notified immediately

9、in case of an N series failure.Which feature meets this customers needs?A. SNMP alertB. AutoSupportC. Remote LAN ModuleD. RemoteConsoleSupportAnswer: B8.Which feature needs to be purchased as a separate license?A. SnapshotB. SnapBackupC. SnapRestoreD. SnapMoverAnswer: C9.A customer has five division

10、s in a single data center. They want a separate fabric for eachof these divisions. They also want all tape devices to be corporate resources that areshared across the SAN fabrics. Each of these fabrics must have the ability to expand andsupport up to 239 domains. The customer wants a cost-effective

11、solution that minimizesthe number of major physical SAN components, such as switches and directors. Whichsolution meets these requirements?A. one Cisco MDS 9509 director with the VSAN featureB. five IBM SAN256M directors and an IBM SAN24M-1 switch interconnected by anIBM SAN16M-R routerC. one IBM SA

12、N M14 director and an IBM SAN16B-2 switch interconnected by an IBMSAN16M-R routerD. five IBM SAN256B directors and an IBM SAN16B-2 switch interconnected by anIBM SAN16B-R routerAnswer: A10.Which type of security should be implemented in a heterogeneous environment to controldevice connection?A. WWN

13、Access Control ListsB. NTFS with SAMBAC. LDAP hosted on a Linux serverD. NFS with Windows userID mappingAnswer: A11.Which Domain ID range accommodates all IBM SAN switches?A. 128 to 256B. 1 to 256C. 97 to 127D. 1 to 239Answer: C12.A customer has 24 servers, an eight-host port IBM DS4800, and eight s

14、ingle-portfabric-attached tape drives that are all SAN-attached. The customer needs redundant diskconnectivity and connection to tape. To follow best practice, what is the minimumnumber of 32-port switches needed to implement a LAN-free backup solution?A. 8B. 2C. 3D. 4Answer: C13.The customer has Wi

15、ndows servers and applications that use Block I/O. They do notwant to implement a SAN. Which configuration would meet their requirements?A. iSCSI HBA and DS4800B. iSCSI HBA and SVCC. Microsoft iSCSI initiator and N3300D. Microsoft iSCSI initiator and SVCAnswer: C14.Which N series feature should be u

16、sed for regulatory compliance and long-term integrityof data?A. SnapWormB. LockVolC. SnapLockD. SnapProtectAnswer: C15.Using long distance fabric, a servers host bus adapter (HBA) with a buffer credit of 64communicates with a switch port with only eight buffer credits. Which statement iscorrect?A. T

17、he HBA can write at a higher performance than it can read.B. The HBA can read and write at equal performance.C. The HBA will read and write at a degraded rate.D. The HBA can read at a higher performance than it can write.Answer: D16.A customer using file system I/O initially needs 6 TB of raw disk c

18、apacity withscalability up to 12 TB within the next year. Which IBM System Storage product shouldbe proposed to this customer?A. IBM DS8300B. IBM SAN Volume ControllerC. IBM N3600D. IBM DS300Answer: C17.A customer has just installed the latest N series management software on a separateserver. It inc

19、ludes several management tools to help them manage and monitor theirstorage systems from a single location. Which management tool provides infrastructureservices such as discovery, monitoring, role-based access control, auditing, logging?A. Operations ManagerB. Protection ManagerC. TotalStorage Prod

20、uctivity CenterD. Appliance ManagerAnswer: A18.A customer plans to install several new N series systems in its SAN using the iSCSI andFCP protocols. Which solution meets this customers requirements?A. IBM TotalStorage SAN32M-2 (2026-432)B. IBM TotalStorage SAN32B-3 (2005-B5K)C. Cisco MDS 9124 (2053-

21、424)D. Cisco MDS 9506 (2054-E04)Answer: D19.Storage management is becoming increasingly complex, primarily due to the inclusion ofEMC, HDS, and IBM storage devices. The Windows and Linux hosts must runvendor-compatible failover and multi-path drivers to access the disks on heterogeneousstorage.Which

22、 IBM storage solution simplifies the storage management complexity, addressesthe interoperability issues, and minimizes cost?A. IBM SAN Volume Controller (SVC) and SDD driverB. IBM General Purpose File System (GPFS) and MPIO driverC. PowerPath, Dynamic Link Manager, and IBM PPRCD. IBM SAN Volume Con

23、troller (SVC) and RDAC driverAnswer: A20.A customer has high performance database servers that access a DS8000 via SAN andlow-end file servers that access the DS8000 via an N5500 gateway. The DS8000 storagecapacity allocated to the database servers is under-utilized, while storage allocated to thega

24、teway has reached the maximum limit. The storage demand for the low-end file serversis increasing exponentially. What is the most cost-effective solution that addresses thestorage needs for the file servers?A. install additional DS3200 storage on the low-end serversB. purchase the SAN Volume Control

25、ler and consolidate the DS8000 and N5500gatewayC. create additional FlexVols on N5500 gatewayD. allocate DS8000 storage to low-end file servers via the N5500 gateway deviceAnswer: D21.A customer has an N7000 series active/active configuration with 4 Gb adapters. Thecustomer wants to set the cfmode c

26、orrectly to ensure there are no service interruptionsduring CFO takeover and giveback. What cfmode settings can the customer select for theN7000?A. Dual_fabric or Single_imageB. Partner or StandbyC. Standby or Single_imageD. Partner or MixedAnswer: C22.A customer has two sites located less than 10 k

27、ilometers apart. The customer has a SANat each location and wants to merge both fabrics. There is dark fibre and a T3 datalinebetween the sites. The customer wants to utilize storage resources at each site forpeer-to-peer copy and disaster recovery. Which solution provides the best performance?A. PP

28、RCB. long-wave SFPs on ISLsC. iFCP routerD. channel extendersAnswer: B23.A customer infrastructure has an N7600 clustered storage attached via FC SAN to morethan 50 high-end servers. These servers are configured to access storage on Node Awhile Node B is primarily used as a standby device. Users are

29、 reporting poorperformance. What is the most cost-effective way to address performance bottlenecks?A. dynamically move half of the servers from Node A to Node B and run performancetuning on both nodesB. add more FC disks to Node A and assign disk ownership during a scheduledmaintenance windowC. chan

30、ge the configuration to active/active and the disk ownership is redistributedautomaticallyD. change Node B to active and redistribute disk ownership equally during a scheduledmaintenance windowAnswer: D24.A customer wants a storage subsystem to act as a file server to multiple workstations viaLAN co

31、nnections. Which solution best meets this customers needs?A. IBM System Storage N seriesB. IBM System Storage DS3300C. IBM System Storage DS3400D. IBM System Storage SAN Volume ControllerAnswer: A25.A customer wants to implement a high-availability infrastructure using DS8300 and willuse two additional locations. The second location is 10 kilometers from the first location.The third location is 400 kilometers from the other locations. Which solution meets thiscustomers needs?A. Global MirrorB. Global CopyC. Metro/Copy MirrorD. Metro/Global Mirr