E20-591 Online Practice Questions and Answers

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

An EMC NetWorker customer has added the following application to their environment:

Microsoft Exchange Server 2007 residing on an EMC CLARiiON disk array. A Microsoft Volume Shadow Copy Service hardware provider is used to create point-in-time copies of production data.

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

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

You are backing up two different NAS servers, each with direct-attached tape drives. Backup Client X has 10 files of 100 MB each. Backup Client Y has 1,000 files of 1 MB each. What will happen under identical backup infrastructures?

A. Clients X and Y will generate the same amount of backup catalog entries

B. Clients X and Y will not increase the size of the catalog entries

C. Client X will generate more backup catalog entries

D. Client Y will generate more backup catalog entries

A company has numerous UNIX servers that are being backed up to the Data Domain system as a disk target. Which transport protocol should be configured on the Data Domain system?

A. Fibre Channel

B. NFS

C. NDMP

D. CIFS

In an EMC NetWorker environment, where is information about backup data such as owner, size, permissions, and access time stored?

A. Client File Index

B. GST Database

C. Resource Database

D. Media Database

Which Data Protection Advisor process uses a sophisticated thread pooling model in combination with a highly efficient caching system to allow it to keep database accesses to a minimum?

A. Listener

B. Datamine

C. Illuminator

D. Predictive Analysis Engine

A hosting company offers a backup option to customers to house their servers in the hosting company's data center. Customers who decide to sign up for the backup option are provided with an Ethernet link to an EMC Data Domain system where the backups are stored. Optionally, customers can choose to have their backup data replicated to a secondary location. Which kind of replication should be configured?

A. Directory

B. Pool

C. Collection

D. Folder

What is the Summary Vector used for in an EMC Data Domain system?

A. Identifying new unique segments of data

B. Storing neighboring segments in containers

C. Verifying file system metadata integrity

D. Calculating checksum of data to analyze redundancy

An EMC Data Domain system is configured for encryption of data-at-rest. What happens when replication of this data starts, if encryption for data-in-flight is also configured?

A. Encrypted data is encrypted a second time

B. Data will be decrypted at the source, encrypted for replication, and then encrypted at the target

C. Data-in-flight encryption option is ignored

D. Replication job fails