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A Celerra administrator is implementing a native iSCSI solution. The following steps were executed in order to implement the solution: Created the iSCSI targets Created and mounted a file system dedicated to iSCSI storage Created the iSCSI LUNs and the LUN masks However, the administrator is unable to log in to the targets. What is the cause of the problem?
iSCSI service is stopped.
iSNS server is misconfigured.
Initiator is unregistered.
CHAP authentication is disabled.
A user needs to test new software with existing data stored on a Celerra file system that has checkpoints. The Celerra administrator is asked to mount a SnapSure checkpoint from the file system to a different Data Mover. Can the administrator fulfill this request? Why or why not?
Yes, but only if the checkpoint is mounted read-only
No, because the checkpoint relies on the PFS
No, because a writeable snap is required for testing
Yes, but the checkpoint cannot be restored to the PFS
Which component of SnapSure identifies changed data blocks in the production file system?
A Celerra file system has a SnapSure schedule enabled for daily checkpoints. By using the Microsoft Shadow Copy Client, a user can see previous versions of a certain file up to a certain date in the past, but nothing else after that. What could be the cause of this issue?
The SavVol has reached a full state.
Checkpoints are currently being used by an application.
All of the checkpoints have been refreshed.
There have been no changes to the file.
An administrator creates a 500 GB file system and implements SnapSure. What is the initial size of the SavVol that is created?
The SavVol High Water Mark (HWM) is set to 0 when a scheduled checkpoint is created. What action is triggered by SnapSure when SavVol is at 90% capacity and there is available disk space?
Data in oldest checkpoint is deleted and the space is recycled.
Data in oldest checkpoint is automatically copied to tape.
Data in most recent checkpoint is deleted and the space is recycled.
SavVol is automatically extended when near-full capacity is reached.
You have decided to use the Automatic SavVol Extension. For a Celerra of 200 GB a SavVol with 20 GB is created. What is the size of the next Automatic SavVol Extension when HWM is reached?
How can a user access the data within a SnapSure checkpoint using the Microsoft Shadow Copy Services Client on a Windows 2003 server?
Right-click on the file, select Properties, and then the Previous Versions tab
In the Control Panel, select Manage Computer and right-click the CIFS server and select the Restore option
Access the share, and from the Tools menu select the Previous Versions tab
Click Start > Run, and enter the full path of the share followed by ".ckpt"
Refer to the exhibit.
A checkpoint is created. The first block DB01 will be updated for a second time. What will happen after the update?
Bitmap value will be changed to 0; PFS is updated.
Bitmap value remains unchanged; PFS is updated.
Bitmap value will be changed to 0; SavVol is updated.
Bitmap value remains unchanged; SavVol is updated.
EMC E20-538 Exam (Network Attached Storage (NAS) Specialist for Storage Administrators) Detailed Information
E20-538 - Network Attached Storage (NAS) Specialist for Storage Administrators
EMC Education Services
E20-538 Network Attached Storage (NAS) Exam for Storage Administrators
~ 60 Questions
Specialist Exam E20-538
This exam is a qualifying exam for the EMC Storage Administrator for NAS Specialist track.
This exam focuses on the implementation of Celerra solutions, Celerra core components, and Celerra architecture.
EMC provides free practice tests to assess your knowledge in preparation for the exam. Practice tests allow you to become familiar with the topics and question types you will
find on the proctored exam. Your results on a practice test offer one indication of how prepared you are for the proctored exam and can highlight topics on which you need to study and train further. A passing score on the practice test does not guarantee a passing score on the certification exam.
Products likely to be referred to on this exam include but are not limited to:
Celerra NS Series platforms
Celerra Unified Storage systems
CLARiiON (host connectivity only)
Topics likely to be covered on this exam include:
Implementing Celerra Solutions
Celerra CIFS, NFS and iSCSI solutions
Celerra AntiVirus Agent (CAVA)
Celerra backup solutions
Celerra Core Components
Basic network environment as it relates to the Celerra
Data Mover features and management
Implementing and managing Data Mover failover
Implementing network configuration and features
Creating and managing Celerra file systems and storage quotas
Data Mover Blade connections to the public network and private network
Data Mover Blade connections to the storage subsystem, including single initiator zoning
Celerra Platforms Architectural Overview
Celerra AntiVirus Agent
NAS Backup Concepts
The following curriculum is recommended for candidates preparing to take this exam. Please complete all of the following courses
Please complete one of the following courses
NAS Operations and Management with Celerra - Video ILT
Note: These details reflect exam content as of December 17, 2010.
The Proven Professional Program periodically updates exams to reflect technical currency and relevance. Please check the Proven Professional website regularly for the latest information.
EMC2, EMC, and where information lives are registered trademarks of EMC Corporation. All other trademarks used herein are the property of their respective owners.