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2014年1月15日星期三

E20-591 latest EMC certification exam questions and answers published

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Exam Code: E20-591
Exam Name: EMC (Backup and Recovery Solutions Exam for Technology Architects)
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Total Q&A: 160 Questions and Answers
Last Update: 2014-01-14

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NO.1 Which EMC NetWorker feature is used to perform a backup based on an event?
A. Application modules
B. Directives
C. Scheduled backups
D. Probe-based backups
Answer: D

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NO.2 An EMC NetWorker customer needs to improve the RTO for all backups retained onsite. Most
of the backup jobs consist of images and other scientific data. The customer requires daily tape out
for long-term offsite retention. Which product addresses these challenges?
A. EMC Disk Library
B. NetWorker deduplication node
C. Avamar
D. Data Domain
Answer: B

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NO.3 You are asked to propose a serverless backup solution for the following environment:
Which EMC product would you recommend to support this environment?
A. RecoverPoint
B. Avamar
C. Data Domain
D. NetWorker
Answer: C

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NO.4 An EMC customer has an EMC NetWorker server running on a Microsoft Windows host and
two storage nodes running on Solaris hosts. Data Protection Advisor (DPA) will be installed on a
separate Windows host. The customer requires that system performance information be collected
from the backup server and all storage nodes.
A Collector will be installed on the DPA server by default. At a minimum, how many additional
Collectors need to be deployed?
A. 0
B. 1
C. 2
D. 3
Answer: C

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NO.5 Which technology is used in an EMC Disk Library to provide tolerance against a double drive
failure?
A. RAIN
B. RAID 6
C. Remote Copy
D. Active Engine Failover
Answer: B

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NO.6 An administrator wants to back up an EMC Celerra with Avamar using a single NDMP
accelerator node. Based on EMC best practices, what is the maximum number of files that can be
backed up per backup job?
A. 5 million
B. 10 million
C. 15 million
D. 20 million
Answer: B

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NO.7 An EMC NetWorker customer has added the following application to their environment:
What is a requirement to perform serverless backups?
A. NetWorker storage node software needs to be installed on the Exchange server
B. NetWorker Module for Microsoft Applications needs to be installed on the proxy server
C. NetWorker Module for Exchange and NetWorker VSS Client for Microsoft Windows
D. NetWorker Module for Exchange needs to be installed on the NetWorker server
Answer: C

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NO.8 The backup window of a customer using tape as a target for the current backup solution has
increased over the allowed time. The customer needs to reduce the backup window by adding an
intermediary process to a faster device before going to tape. What is that process?
A. Archiving
B. Rotation
C. Consolidation
D. Staging
Answer: B

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NO.9 An Avamar customer has just deployed a VMware environment. The customer wants to
ensure they receive the highest level of deduplication within the environment. Which type of
backup should be performed?
A. Guest
B. VCB proxy host
C. VADP
D. ESX console
Answer: B

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NO.10 An EMC NetWorker customer wants to start performing client backups to a deduplication
node. What is a requirement when scheduling these backups using NetWorker?
A. First backup must be a full backup
B. Database backups must be full backups
C. All backups must be full backups
D. Schedule must not include any incremental backups
Answer: A

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NO.11 Which Avamar node is dedicated to providing internal Avamar server processes and services?
A. Spare
B. Storage
C. Utility
D. Accelerator
Answer: C

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NO.12 Where is deduplicated data stored on a Data Domain system?
A. SATA drives
B. NVRAM
C. SCSI drives
D. PATA drives
Answer: A

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2013年8月28日星期三

IT-Tests.com EMC E20-017 E20-016 E22-275 E20-591 E20-538 exam practice questions and answers

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Exam Code: E20-017
Exam Name: EMC Information Availability Design Specialist Exam for Data Center Architects E20-017
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Updated: 2013-08-28

Exam Code: E20-016
Exam Name: EMC Storage Networking Design Specialist Exam for Data Center Architects E20-016
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Exam Code: E22-275
Exam Name: EMC recoverpoint backup and recovery specialist exam E22-275
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Exam Code: E20-591
Exam Name: EMC Backup and Recovery Solutions Exam for Technology Architects E20-591
Free One year updates to match real exam scenarios, 100% pass and refund Warranty.
Updated: 2013-08-28

Exam Code: E20-538
Exam Name: EMC Network Attached Storage (NAS) Specialist Exam for Storage Administrators E20-538
Free One year updates to match real exam scenarios, 100% pass and refund Warranty.
Updated: 2013-08-28

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NO.1 Which statement describes the public network connection of a Celerra with a single Control Station?
A. Comprised of a single physical Ethernet connection
B. Is formed from dual redundant physical Ethernet connections
C. Comprised of a virtual Ethernet EtherChannel connection
D. Is formed from a virtual Ethernet LACP connection
Answer: A

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NO.2 You are asked by management to create a project directory and track the individual user consumption
in this directory using Celerra quota features. No limits should be enforced.
What would be part of an appropriate procedure to satisfy this requirement?
A. Set up a user quota on the share; specify the limits with the keyword "none" in the CLI
B. Set up a tree quota on the new directory; set up a user quota on the quota tree; specify the limits for the
tree quota and user quota with a value of zero in the GUI
C. Set up a tree quota on the new directory; leave the two fields specifying the limits for the quota tree and
the user quota blank in the Unisphere GUI
D. Set up a user quota on the file system (accommodating the new directory); specify the limits with the
keyword "none" in the GUI
Answer: C

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NO.3 Which command would successfully extend a Data Mover root file system?
A. as root issue /nas/sbin/rootnas_fs -xtend root_fs_2 size=2G pool=clar_r5_performance
B. as nasadmin issue nas_fs -xtend root_fs_2 size=2G pool=clar_r5_performance
C. as root issue /nas/sbin/rootnas_fs -xtend root_fs_2 size=2K pool=clar_r5_performance
D. as nasadmin issue nas_fs -xtend root_fs_2 size=2G pool=clar_r5_performance
Answer: A

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NO.4 Which conditions must be met before tree quotas can be enabled?
A. File system and parent directories must exist, but the parent directory on which the tree quota is to be
applied must already exist.
B. File system and parent directories must exist, but the parent directory on which the tree quota is to be
applied must not exist.
C. Tree directory structure to be quoted must be populated with data.
D. Tree directory structure to be quoted must be at the root of the file system.
Answer: B

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NO.5 A site administrator needs to disable user and group quotas. What happens to the existing quota
configuration and metadata?
A. Maintained
B. Enforced
C. Deleted
D. Reset
Answer: A

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NO.6 An administrator configured Data Mover network devices to transmit frames on all links for redundancy.
Which network configuration was used to accomplish this.?
A. LACP
B. Proxy ARP
C. Ethernet channel
D. RARP
Answer: A

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NO.7 What is a minimum requirement when creating a file system using Manual Volume Management?
A. Metavolume
B. Mirror volume
C. Sliced volumes
D. Striped volumes
Answer: A

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NO.8 A network administrator needs to create a trunk on a Data Mover from dissimilar physical network
devices.
What networking configuration should be used to accomplish this?
A. LACP
B. Fail Safe Network
C. EtherChannel
D. SNMP
Answer: C

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NO.9 You are running out of capacity on your Celerra, and additional storage is already on order. Meanwhile,
which quota configuration would track user consumption?
A. User quotas on the file system
B. Group quotas on the tree
C. Tree quotas on the file system
D. User quotas on the tree
Answer: A

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NO.10 You are creating an auto-extend file system. What would happen if you leave the Maximum Capacity
option empty?
A. File system would grow to the pool capacity limit.
B. Data would be overwritten.
C. File system would fail to auto-extend.
D. Write I/Os would be saved in cache until more space is added.
Answer: A

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NO.11 When a Celerra quota is turned off, how does that affect the existing user and group quota information?
A. User and group quota statistics are deleted.
B. Group statistics are retained and user statistics are not.
C. User and group statistics are retained.
D. User statistics are retained and group statistics are not.
Answer: C

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NO.12 You enter the following command: nas_fs -create size=3M pool=clar_r5_economy
What will be the result?
A. The file system is created with a default file system name.
B. The file system and a mountpoint are created.
C. Only the mountpoint is created.
D. The file system is not created.
Answer: A

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NO.13 A system administrator is trying to create a non-root file system of type UxFS, on a metavolume. What is
the minimum size to create the file system?
A. 4 GB
B. 1 MB
C. 2 GB
D. 2 MB
Answer: D

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NO.14 A site administrator would like to have file system quota implemented. However, the administrator is
worried about users who create symbolic links.
How can symbolic links be excluded from the file system quota?
A. Use group and user quotas together
B. Use the filesize policy
C. Use the block policy
D. Use the excl option when configuring the quota
Answer: B

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NO.15 Management asks you to set quota limits on a directory tree.
They want the default set to 500 MB with a possible overhead of 20%. They want to enforce these limits
on the sum of the logical size of objects in that quota tree. What is part of the correct answer?
A. Set the hard limit to 600 MB, and set the file size quota policy on the Data Mover.
B. Set the hard limit to 600 MB, and set the file size quota policy on the file system.
C. Set the hard limit to 500 MB, and set the file size quota policy on the file system.
D. Set the hard limit to 500 MB, and set the blocksize quota policy.
Answer: A

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