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EMC Specialist - Technology Architect, PowerScale Solutions Sample Questions:
1. You have been invited to meet with the Social Media and Marketing Department and gather requirements for a potential File System Project. They primarily use CIFS and are considering deploying a Hadoop cluster to analyze customer demographic dat a. The Senior Systems Engineer thinks they will need 2PB of usable capacity.
What would you do to gain an understanding of the customer's environment to qualify and develop the opportunity?
Response:
A) Ask them to identify how the current data is accessed, where the data is accessed from, and who is accessing the data
B) Request the Windows Systems Administration Team run a PerfMon analysis on the Marketing Servers, consider adding 75 x 3TB drives to your VNX 5500, and contact the DBA Team for their help
C) Create a cluster configuration specifying HDFS, NFS, and CIFS protocols; select 19 x X400 nodes with 144TB per node, and Enhanced Support
D) Send the Social Media Team a sizing and features spreadsheet to complete; download the OneFS Architectural White Paper for them, and create a Logical System diagram in Visio
2. If SmartPools is unlicensed on a cluster, which features are NOT enabled?
Response:
A) Metadata acceleration setting, GNA
B) File pool policy filters, specify spill over target
C) Specify spill over target, automatic node pool provisioning
D) File pool policy filters, snapshot target
3. A customer has 1,000 at 2 KB files, 5,000 at 4 KB files, and 4,000 at 7 KB files. They want to know the total amount of space on disk with a requested protection level of N+2d:1n. How much on-disk space will be consumed for the data and protection overhead, excluding metadata?
Response:
A) ~234 MB
B) ~146 MB
C) ~156 MB
D) ~164 MB
4. How is data moved to the cloud using the CloudPools software module?
Response:
A) Data is transferred to cloud services based on CloudPools policy settings, leaving nothing on the Isilon cluster
B) Files are divided into 1 MB objects and transferred over NDMP to the cloud service, leaving database entries on the Isilon cluster
C) Files are divided into 1 MB objects and stored in the cloud, leaving small stub files on the Isilon cluster
D) Data is transferred to cloud services and encoded based on the cloud configuration, leaving small stub files on the Isilon cluster
5. A customer has implemented snapshots on their PowerScale cluster. A UNIX administrator must recover data on one of their NFS attached file systems. From which directory can they recover the data?
Response:
A) The ./~snapshot directory
B) The .snapshot directory
C) The snapshot directory
D) The ~snapshot directory
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: B |
By Jamie
