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Hitachi HAT-050 Exam Syllabus Topics:

Hitachi Data Systems Qualified Associate - Storage Concepts Sample Questions:

1. How does a switch enable better network performance than a hub?

A) by delivering each data packet only to the intended device
B) by delivering each data packet to all devices on the network
C) by connecting two networks together
D) by identifying the source of a data packet

2. Which type of tiered data requires a storage infrastructure that provides reasonable performance and availability and must recover within 8 hours of a failure?

A) nearline data
B) offline data
C) mission-critical data
D) business-critical data

3. Which two characteristics of storage system cache improve application performance? (choose two.)

A) It permits high priority data to be permanently resident.
B) It has greater storage capacity than an HDD.
C) It is read-only so writes do not have to be acknowledged.
D) It provides faster access to data than an HD

4. An online bank wants to improve their environmental credentials by reducing power consumption and heat output in their data center, but without affecting service levels. Which three strategies would they use to meet this requirement? (Choose three.)

A) Reduce data center hotspots.
B) Implement virtualization strategies.
C) Consolidate existing storage.
D) Migrate customer data to off-line storage.
E) Add more data storage.

5. To maintain market competitiveness, a company wants to limit IT operating costs by reducing the demand for new storage while maintaining SLAs. What are two virtualization strategies that should be employed to accomplish this goal? (Choose two.)

A) tiered storage
B) thin provisioning
C) increased storage capacity
D) faster access storage

Solutions: