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EMC D-PSC-DS-01 Exam Syllabus Topics:

EMC Dell PowerScale Design v2 Sample Questions:

1. A customer has 10 nodes in a cluster using N+2 protection.
What is the minimum number of nodes required to be online and in communication with one another to satisfy quorum?

A) 6
B) 5
C) 7
D) 4

2. A customer has a 24-node PowerScale cluster, they need a solution that tolerates three node failures and four drive failures.
What protection level should be applied?

A) +3n:1d1n
B) N+3n
C) N+4n
D) +4d:2n

3. Which cache type contains data blocks from previous read and write transactions?

A) L1 cache
B) Metadata stored on SSDs
C) L3 cache
D) L2 cache

4. Which information is essential when consolidating multiple file servers onto a PowerScale cluster?

A) User home directory path mapping and existing quota policies
B) Backup job schedules from external tape libraries
C) DNS delegation records for SmartConnect
D) IP routing table from upstream core switches

5. A company wants to reduce the footprint in their data center. They recently completed a proof of concept with Hadoop using Direct Attached Storage (DAS) for their Big Data initiative. You have determined that incorporating an Isilon cluster into their Hadoop environment would help in reducing this footprint.
Which Hadoop components can be consolidated onto the Isilon cluster to reduce the footprint?

A) DataNode and ComputeNode
B) ComputeNode and NameNode
C) NameNode and TaskTracker
D) DataNode and NameNode

Solutions: