Online Access Free C4090-451 Exam Questions

A customer has a long standing environment on an AIX platform for an application which has 300 volumes assigned to it. The reason given by the customer for such a high number of volumes is to allow the application to spread its workload out across these devices because only 1 transaction per volume is allowed to be outstanding at any one time. The technical specialist is consolidating the environment to a smaller number of volumes on a Storwize V7000.
Assuming that the application will support the use of a smaller number of volumes, what adjustment can the technical specialist recommend to allow the number of outstanding I/O operations on each volume be increased to maintain performance?

• A.Adaptive Rate Limiting
• B.LUN Masking
• C.Storwize V7000 Compression
• D.Queue Depth

A customer wants to improve performance on a DS3512 single controller storage system. The technical specialist has been asked to evaluate options and make a recommendation.
Which of the following options would provide improved performance for this customer?

• A.Purchase the Turbo Performance license
• B.Set queue depth on all hosts to maximum value
• C.Disable antivirus scanning on all hosts
• D.Upgrade the DS3512 to a dual controller system

Which RAID levels are supported on N series?

• A.RAID 4 and RAID DP
• B.RAID 0, RAID 1, RAID 5
• C.RAID 0 and RAID 6
• D.RAID 4, RAID 5, RAID DP

The Storwize V7000 Real-time Compression is best suited for which filetype?

• A.Encrypted file
• B.Video files
• C.Database files
• D.Compressed files

Which resource would give a technical specialist a competitive side-by-side comparison of different vendors' products?

• A.eConfig
• B.InfoCenter
• C.Storage Competitive Sales Tool
• D.Sales Manual