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Dell DEA-1TT4 Exam Questions
Information Storage and Management v4 exam (Page 4 )

Updated On: 21-Feb-2026
Page 4 of 26
PDF with 117 Questions

In a compute-based storage area network (SAN), what is a function of the metadata manager?

  1. Holds cluster-wide mapping information and load balancing in a compute-based SAN.
  2. Performs the I/O operations on the local storage of a compute system as requested by a client.
  3. Provides an interface to the software-defined storage controller.
  4. Controls all data read and write operations in a compute-based SAN.

Answer(s): A



Why is it important for organizations to store, protect, and manage their data?

  1. Reduce the amount of data to be replicated, migrated, and backed up.
  2. Rapidly develop and deploy modern applications for business improvement.
  3. Develop new business opportunities by leveraging existing data.
  4. Reduce the complexity in managing the data center environment.

Answer(s): C



A Fibre Channel switch has eight ports and all ports must be operational 24×7. However, a failure of Port 5 occurs on a particular week as follows:
· Monday = 11 AM to 12 PM
· Thursday = 7 AM to 11 AM
· Saturday = 11 AM to 1 PM
What is the availability of Port 5 in that week?

  1. 93%
  2. 94.1%
  3. 95.8%
  4. 97%

Answer(s): C

Explanation:

Total uptime / Number of failures
MTBF =



Which layer of the OSI model provides the functional and procedural methods to transfer data between network entities?

  1. Data link
  2. Presentation
  3. Session
  4. Application

Answer(s): A


Reference:

https://en.wikibooks.org/wiki/Network_Plus_Certification/Management/OSI_Model



What is an accurate statement about variable prefetching?

  1. Many blocks that have recently been written to storage by the compute system are retrieved and placed in cache.
  2. Many non-contiguous blocks that are not currently required can be retrieved from cache in advance.
  3. Storage system prefetches data in multiples of the original I/O request size from the compute system.
  4. Storage system prefetches many non-contiguous blocks of data, with varied sizes, from cache.

Answer(s): D






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