EMC E20-538 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Configuration and Administration | - User mapping and security - Storage provisioning and management - Data Mover and VDM configuration |
| Topic 2: Troubleshooting and Optimization | - Network and protocol troubleshooting - Performance tuning and monitoring |
| Topic 3: NAS Fundamentals | - Network storage concepts - File protocols (NFS, CIFS/SMB) - NAS architecture and components |
| Topic 4: Data Protection and Backup | - NDMP and backup methodologies - Snapshot and replication basics |
EMC Network Attached Storage (NAS) Specialist Exam for Storage Administrators Sample Questions:
1. The EMC_OFFLINE_DATA environment variable was set to yes on backup software for the NDMP backup of a Celerra CIFS server dataset.
What will be the backup behavior?
A) Files will be moved to a second tier prior to backup
B) Only offline file attributes will be backed up.
C) Migrated files will be excluded from the backup.
D) Migrated files will be backed up.
2. During a Celerra Replicator V2 implementation, the site administrator decides to change the IP addresses of the Data Mover interconnect.
What should be done to the running replication session to change the interfaces?
A) Stop the session and create IP address aliases for the interconnect ports.
B) Stop the session, add the new addresses to the Data Mover interconnect, and delete the old addresses.
C) Delete the session and create IP address aliases for the interconnect ports.
D) Delete the session and add the new addresses to the Data Mover interconnect, and delete the old addresses.
3. You are creating an auto-extend file system. What would happen if you leave the Maximum Capacity option empty?
A) File system would fail to auto-extend.
B) File system would grow to the pool capacity limit.
C) Write I/Os would be saved in cache until more space is added.
D) Data would be overwritten.
4. A storage administrator is considering implementing an iSCSI solution. What is one reason to justify the decision?
A) An iSCSI solution will provide higher performance compared to a regular SAN solution
B) iSCSI offers a solution for consolidating servers using the existing network infrastructure
C) A native iSCSI solution will use existing SAN Fibre Channel switches
D) iSCSI is more secure than a SAN solution
5. What is TCP Window Size?
A) Amount of data to be sent across the network for all replication jobs
B) Amount of data to be sent across the network per replication job
C) Amount of data to be sent across the network before an acknowledgement is required
D) Amount of data to be sent across the network per minute
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: B | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: C |
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