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EMC Storage Technology Foundations Sample Questions:

1. Consider a disk I/O system in which an I/O request arrives at a rate of 100 IOPS and the service time is 2ms. What is the disk I/O controller utilization?

A) 2%
B) 200%
C) 10%
D) 20%

2. When is it necessary to hold application I/O to ensure a consistent copy?

A) Just after creating a point in time replica
B) Just before creating a point in time replica
C) Only when an application spans multiple storage arrays
D) Only when an application spans multiple hosts

3. A company has two SAN islands approximately one mile apart. The company wants to create a single fabric over its public WAN connection. Which protocol is recommended to connect the sites?

A) iFCP
B) iSCSI
C) FCIP
D) FCP

4. A customer complains about frequent traffic disruptions to their SAN. After analysis, it was found that the R&D group was creating this extra traffic while testing new products. What would you suggest that this customer implement?

A) Server virtualization
B) Virtual SAN
C) Storage virtualization
D) Virtual LAN

5. What describes a feature of external DAS?

A) Global access volumes provided by the array
B) Data addressing provided by the host
C) Device management provided by the array
D) Content addressed objects provided by the host

Solutions: