E20-555 Online Practice Questions and Answers

Which impact policies are available on an Isilon cluster?

A. High, Medium, Low, Default

B. High, Medium, Low, Paused

C. High, Medium, Low, Auto

D. ASAP, High, Medium, Low

What is the relative latency of a cache hit to L1 cache compared to a hit to L2 cache in an Isilon cluster?

A. 2x

B. 5x

C. 10x

D. 25x

While configuring Isilon SmartConnect, a customer determined that their workload primarily consists of long-lived NFS and SMB connections. Which load-balancing policy will provide the most efficient client distribution?

A. Random Selection

B. CPU Utilization

C. Network Throughput

D. Connection Count

A customer is configuring Isilon SmartConnect. They have determined that their workload primarily consists of short-lived connections, such as HTTP and FTP.

Which load-balancing policy provides the most efficient client distribution?

A. CPU Utilization

B. Round Robin

C. Connection Count

D. Random Selection

Refer to the exhibit.

You are analyzing a customer's existing Isilon environment using InsightIQ in order to expand the cluster. When examining the protocol data, you see the output as shown. What does the data tell you about the workload?

A. It is mostly sequential reads

B. It uses large read requests

C. It is metadata intensive

D. It contains mostly random writes

Where does Endurant Cache stage its write cache?

A. SSD

B. DISK

C. NVRAM

D. DRAM

A customer configures a file pool policy to write data to tier 2 on the Isilon cluster. This is in addition to the 30 policies already created. Later in the week they check the file placement and see that it has not been written to the correct tire. What could be the problem?

A. Number of allowable policies has been exceeded so the new policy will not run.

B. File matches a policy for a different tier that is listed higher in the file pool policy list.

C. SmartPools policy job has not yet run so the file was written using the default policy.

D. File matches a policy for a different tier that is listed lower in the file pool policy list

What is the minimum size and the maximum size, respectively, of a single pre-Gen 6 node pool?

A. 3 and 144

B. 3 and 288

C. 4 and 144

D. 4 and 288

Which SyncIQ policy is required if the goal is to have all source data replicated and to retain deleted files?

A. Async Policy

B. AutoBalance Policy

C. Copy Policy

D. Sync Policy

Three jobs of different exclusion sets with a priority level of 5 are concurrently running on a cluster. A new job with a priority of 4 needs to be run. What does the Job Engine do?

A. Pauses a priority 5 job and runs the new job until completion, then restarts the paused job from the beginning

B. Pauses all priority 5 jobs and runs the new job until completion, then restarts the paused job

C. Queues the old job of the same exclusion set until the job with a higher priority completes

D. Runs the new job in parallel with the other running jobs