Isilon Solutions Specialist Exam for Storage Administrators: E20-559

A storage administrator added three X410 nodes to an existing cluster with three X400 nodes. However,

the administrator did not realize that a decision was made to update the InfiniBand back-end switches from

DDR to QDR.

Which type of cables must be used to connect the X400 nodes to the new switches?

A. Hybrid (QSFP-to-CX4)

B. IB (Cx4-to-CX4)

C. QSFP (QSFP-to-QSFP)

D. Ethernet (DB45 CAT-6)

An organization has an Isilon cluster with 15 S-S210 nodes in a single node pool and 20 NL400 nodes in a second node pool. They want to implement Global Namespace Acceleration. Which requirements must be achieved before Global Namespace Acceleration can be activated?

A. All S210 nodes must contain one SSD drive SSD capacity must be at least 0.5% of the total cluster space

B. At least seven S210 nodes must contain at least one SSD drive SSD capacity must be at least 1.5% of the total cluster space

C. All S210 nodes must contain at least one SSD drive SSD capacity must be at least 2.25% of the total cluster space

D. All S210 nodes must contain at least one SSD drive SSD capacity must be at least 20% of the total cluster space

Which protocol is used for communication between an Isilon InsightIQ virtual appliance and external storage for monitoring data?

A. NFS

B. HDFS

C. HTTP

D. SMB