C4090-454 Online Practice Questions and Answers

Which two application workload characteristics have the greatest impact on the throughput performance of the TS7700 Virtualization Engine? (Select two)

A. File size

B. Block size

C. Read/write ratio

D. Compression ratio

E. Number of tape drives utilized

Which company is a key competitor to IBM in the enterprise tape area?

A. HP

B. HDS

C. Oracle

D. Quantum

What is a valid implementation for in-band encryption in z/OS using TS1 130 or TS1140 drives?

A. LME with TS7700 and encryption configuration feature

B. AMEwithTS1130 and appropriate software and device driver

C. SME with 007 controller and CU encryption configuration feature

D. LME with C07 controller and CU encryption configuration feature

On a TS3500 Tape Library, how many cartridge cells are available in a D23 frame with twelve TS1140 drives installed?

A. 58

B. 117

C. 248

D. 360

Which activity is a customer responsibility during setup of a TS7700 Virtualization Engine?

A. Initializing logical volumes

B. Defining East Ready categories

C. Formatting the tape volume cache

D. Entering the library sequence number

Which media formats and cartridge types are supported for writing data with the IBM TS1130 Tape Drive?

A. JC and EFMT3

B. JB and EFMT4

C. JX and EFMT3

D. JA and EFMT1

What SME record types are required to analyze a potential customer tape workload using Batch Magic?

A. SMF Type 14, 16 and 21

B. SMF Type 15, 21 and 94

C. SMF Type 14, 15 and 21

D. SMF Type 14, 15 and 94

A proposed design includes a TS7700 and one 3952 frame with three installed 3592- 007 tape controllers. What is needed to provide high availability library management for the native tape drives in the TS3500?

A. Logical library option P04444 in the first two 007s

B. Logical library option P04444 in the first three 007s for n-i availability

C. No additional library management features required in the 007 as the function is provided in TS7700

D. Logical library option P04444 in the first three 007s which also provides library management for the TS7700

A service provider has two separate customers on different LPARS using a TS7740 and wants to ensure that neither customer can access the other customer's data from the host. Which of the following features, functions or processes would be recommended to achieve this?

A. Use IODF and SDAC to prevent access to volume ranges by Libport ID

B. Create separate partitions within the TS7700 using the categories defined in the DEVSUP member

C. The functions DAA and SAA will work with JES2 on z/OS to direct workloads to the correct cluster

D. Create separate physical cartridge pools so each customer's data resides on a different cartridge range

What function does the TS7700 Sync Mode Copy enable or perform?

A. It copies the synchronized volumes between the clusters

B. It synchronizes the copies of the TS7700 databases between clusters

C. After writing the entire volume the TS7700 uses Sync Mode Copy to synchronize the data between all clusters

D. When the host application issues an explicit synchronize operation all previously written records are replicated to another cluster

What is the maximum supported distance for inter-TS7700 cluster grid links without Ethernet extenders?

A. 10 km

B. 100 km

C. 250 km

D. > 1000 km

Which IBM tape solution can be shared as a Tape Backup Infrastructure for System zwith DESMSd55, System i with BRMS and Red Hat Linux with NBU'?

A. IBM Virtualization Engine TS7740

B. IBM TS1140 with 007 Tape Controller

C. IBM System Storage TS3500 Tape Library

D. IBM System Storage T53310 Tape Library

Which of the following is a point of information output from VEHSTATS?

A. The active data distribution

B. The percentage cache hit rate

C. The usage of specific stacked volume cartridge

D. The use of TS7700 resources of a batch job or subsystem

What is the minimum requirement for a TS7740-V06 to run release 2.0 microcode?

A. 16GB memory installed

B. at least 7 TB cache enabled

C. TS1140 drives installed at the backend

D. at least 200 MB/s processing increments enabled

Which of following two application workload characteristics have the greatest impact on the throughput performance of the TS7700 Virtualization Engine? (Select two)

A. File size

B. Block size

C. Read/write ratio

D. Number of tape drives utilized

E. Compression ratio