E20-591 Online Practice Questions and Answers

A customer's environment currently has a backup window that exceeds the replication window. Which Data Domain characteristic will solve this issue?

A. Post-process deduplication

B. Variable-length segment size

C. Fix-length segment size

D. Inline deduplication

On an Avamar server using default settings, what is the maximum allowable operating system capacity utilization after which HFS check will not run?

A. 65%

B. 85%

C. 90%

D. 95%

A customer has two sites with 50 clients at each site. The customer wants the backup to occur locally on tape media at each site and would like to have a single EMC NetWorker datazone for the entire environment. A NetWorker server has already been deployed at one site. Which NetWorker component should be deployed at the second site?

A. Dedicated storage node

B. Deduplication node

C. Storage node

D. NetWorker server

An EMC Avamar customer is expanding their backup environment to include their many virtual machines in addition to their physical file servers. Which Avamar deployment provides the least amount of change to their existing backup procedures?

A. Deploy agents to the guest VMs

B. Deploy agents to the ESX console

C. Use VMware Consolidated Backup

D. Leverage storage-based snapshot backups

Which Data Domain feature is used to selectively replicate data written to the Data Domain Virtual Tape Library (DD-VTL) by the backup software?

A. Tape Import/Export

B. Access Groups

C. Tape Pools

D. Virtual Vault

A customer has an existing environment where a tape library is the target for backups. The tapes are then shipped offsite where they are stored and can be used for disaster recovery. The customer wants to eliminate the tape library and any truck delivery but still have copies sent offsite. They want to keep their backup process in place. What is the most efficient type of Data Domain replication that meets this requirement?

A. Container

B. Directory

C. Pool

D. Collection

What is the default port used by the EMC Avamar 'avtar' process on the client for unencrypted communication with a storage node on the Avamar server?

A. 5555

B. 7778

C. 27000

D. 28001

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

An EMC NetWorker administrator needs to perform a recovery of data from a failed client to a new client. Which type of recovery should be performed?

A. Disaster

B. Server

C. Directed

D. Save set

In an EMC Avamar backup, what is the role of sticky-byte factoring?

A. Determines which chunks are sent to the Avamar server

B. Consistently creates 24 KB chunks

C. Determines which files to chunk

D. Consistently produces the same chunk result on unchanged data

You are describing the different processes that make up the EMC Data Protection Advisor (DPA) system to a new DPA user. Which process is responsible for extracting data from the datamine database?

A. Reporter

B. Illuminator

C. Publisher

D. Collector

An EMC NetWorker administrator has added a Microsoft Exchange Server 2007 residing on an EMC CLARiiON disk array to their backup environment. A Microsoft Volume Shadow Copy Service hardware provider is used to create point-intime copies of production data.

What is a requirement to perform server-less backups?

A. NetWorker Module for Microsoft Applications installed on the proxy server

B. NetWorker Module for Exchange installed on the NetWorker server

C. NetWorker Module for Exchange and NetWorker VSS Client installed on the backup client

D. NetWorker storage node software installed on the Exchange server

On an EMC Avamar server, which activities can be performed while garbage collection is running?

A. Restore, browse existing backups, and queue backups

B. Perform backups, replicate data, and modify client configuration

C. Delete backups, change retention settings, and perform backups

D. Restore, delete backups, and receive replicated data

How many replication contexts are configured in the EMC Data Domain environment represented in the exhibit?

A. 1

B. 2

C. 3

D. 4

In an EMC Data Protection Advisor environment, what is monitored by Predictive Analysis Engine rules?

A. Missed service levels

B. Apple MAC clients

C. HomeBase server uptime

D. Tape drive shoeshining statistics