C4090-454 Online Practice Questions and Answers

A customer is experiencing elongated batch job run time problems on a two-way T67700 grid during the last 24 hours. What statistics should be evaluated first to review the performance of the TS7700?

A. RMF data

B. BVIR historical data

C. SMF Type 70-78 record

D. Channel utilization reports

As viewed from the front of the library, which frame can be configured as a service bay on the right side of the TS3500 High Availability Tape Library?

A. 3584-S24 frame

B. 3584-Lx3 frame

C. 3584-SC1 frame

D. 3584-HA 1 frame

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

A newly installed TS7720 Virtualization Engine has recently been integrated into a three-way grid. The logical volumes created in the other two systems are not properly being replicated to the new system. All local IBM and customer support resources have been exhausted in trying to determine the cause with no resolution in sight. What should be the next step to try to resolve the issue via IBM?

A. Contact local PSR to escalate

B. Contact the local SSR to escalate

C. Contact the sales representative to escalate

D. Contact the local software provider to escalate

Which of the following best describes the TS1140 EastSync function?

A. Matches the input and output data rates of the main buffer

B. Uses a non-volatile cache for small transaction sizes (less than 204 MB compressed)

C. Reads forward to the requested target block rather than performing a higher-speed tape motion

D. Improves synchronized write performance for larger transactions (greater than 204 MB compressed)

A customer wants to double the capacity and throughput capability of the existing TS3510 Tape Library. The available free space in the data center is limited so 324 frames must be included in the proposal. Which fact must the technical specialist take into account in order to meet the customer requirements?

A. 324 frames do not provide the option for adding tape drives

B. 324 frames cannot be placed at either end of the tape library

C. 324 frames provide 2.5 times more cartridge slots compared to D frames

D. 324 frames offer reduced `amounts per hour' when using cartridges in tiers 0 and 1

What is limited by Performance Increments in the TS7700?

A. Host Read only

B. Host Write only

C. Host Read and Write

D. Host Read, Write and Grid Replication

Which two of the following environments are supported for use with a TS7700? (Select two)

A. AIX

B. z/VSE

C. z/TPF

D. MVS/ESA E. z/Linux

To what value should the missing interrupt handler (MIH) be set for 3592 tape drives?

A. 93 minutes

B. 39 minutes

C. Auto set by the system

D. set explicitly to "disabled"

A customer wants to move a set of LPAR workloads from a TS7740 four-way grid in Location A to a new TS7740 three- way grid in Location B. The move must be staged for operational reasons. The customer has successfully moved the first LPAP's workload and established the new grid in Location B. What mechanism would be required to move the remaining workloads?

A. copy export

B. grid replication

C. copy export merge

D. TDME to copy the tape volumes