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C4090-454 Exam Questions & Answers

Exam Code: C4090-454

Exam Name: IBM High-End Tape Technical Solutions V7

Updated:

Q&As: 81

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Practice These Free Questions and Answers to Pass the IBM Certified Specialist Exam

Questions 1

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

A. HP

B. HDS

C. Oracle

D. Quantum

Show Answer
Questions 2

A customer has the requirement to store large amounts of archive data on native tape which will be accessed rarely, as well as a smaller amount of data where fast access is important. Which IBM Enterprise Tape function provides the flexibility to meet both requirements?

A. Speed Matching

B. Capacity Scaling

C. SkipSync / Virtual Backhitch

D. Media Re-Use over multiple Generations

Show Answer
Questions 3

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)

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Questions 4

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

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Questions 5

After a requirements analysis including the use of the Batch Magic tool, it has been determined that a TS7740 four-way grid is the most appropriate solution, with two clusters in each of two sites. The customer wants to have four copies of the data, (one in each cluster), but also to minimize the data sent over the network between the sites. What is the best way to setup the TS7740 Virtualization Engines to achieve this?

A. Setup cluster families

B. Set up 400 MB logical volumes

C. Set up Selective Device Access Control

D. Set up two two-way grids and write two copies of the data as before

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