E20-591 Exam Questions

In an EMC NetWorker backup environment, where do the metadata and backup policies reside?

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...

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

Due to a bottleneck on the LAN, a potential EMC customer is unable to meet their current SLA on backups. Which Avamar characteristic addresses the customer's issue?

If Data Domain is a target for backups, which environment will yield the highest deduplication compression ratio?

Where is most duplicate data on the Data Domain system discovered?

A customer is using EMC NetWorker to back up already compressed files to a device with compression enabled. What is a possible impact?

A host has a file system with files changing every day. Full backups are performed every Sunday. The backup window during weekdays is limited. Full file system recovery should be a...

A customer is using NetWorker with a tape library to perform full backups at the end of the month and daily incrementals. The restore process takes a long time as tapes must unload...

An Avamar administrator wants to run multiple backups from their Celerra through their single NDMP accelerator node. Based on EMC best practices, what is the recommended maximum nu...

A customer has a critical 700 GB application that is CPU- and disk-intensive. The backup window for this application is one hour. Which backup method would you recommend for this a...

When does the Avamar server run garbage collection?

What is the RAID level on an Avamar NDMP accelerator node?

How is the communication between a Data Protection Advisor Collector and the Server performed?

What is the access mode of the EMC Avamar server during the garbage collect activity?

You are asked to propose a backup solution with the following requirements: - A Microsoft Volume Shadow Copy Service hardware provider is used to create a snapshot of production da...

Using the EMC Avamar sizing tool, you have determined that a customer requires four 2 TB data nodes. Since the customer is protecting only 5 TB of data, how is the additional stora...

An EMC Disk Library customer is considering using Remote Copy between two engines. A policy will be configured to copy data when 50 MB of data is sent to the virtual tape. How does...

Given an RPO, which factors must be considered when designing an EMC NetWorker backup solution?

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 dataz...

A customer is planning to implement an EMC Disk Library with Active Engine Failover in their switched fabric environment. What is a requirement?

In an EMC NetWorker datazone, which component stores the online databases that track backups and volumes?

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...

To consolidate backup servers, which component plays an important role in EMC NetWorker backup planning?

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 customer requires the ability to recover data while backups are being written to the same media. Which EMC NetWorker device type supports this operation?

A customer is viewing the EMC Avamar dashboard. They observe that the Server Capacity Forecast icon is "yellow". If the rate of consumption stays at the current rate, how many days...

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 recover...

An EMC NetWorker customer is implementing an EMC Disk Library with the Embedded Storage Node feature on both engines. Active Engine Failover is also configured. In case of a failov...

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?

What is the key benefit to implementing Symantec's NetBackup OST with Data Domain systems?

What is a key advantage of Data Protection Advisor?

By default, which database is automatically deployed on the Data Protection Advisor server?

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?

An EMC NetWorker customer wants to passphrase-protect the data backup stream from a specific client. Which directive should be configured for the client?

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

Which capability is provided by the Data Domain Data Invulnerability Architecture (DIA)?

Which EMC NetWorker policy is configured to define the length of time that records are retained in the Client File Index?

Which Avamar feature provides the benefit of less network traffic than traditional backup applications?

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?

What is a key advantage of implementing an EMC Disk Library?

In an EMC NetWorker environment, a full backup is performed every Monday and an incremental backup the rest of the week. Which backup dataset is suitable for this backup schedule?

Which operating systems can be used to install a Data Protection Advisor server?

What is an Avamar checkpoint?

In an EMC Avamar system, which operation is allowed with standard replication?

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

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

A customer plans to deploy deduplication in an EMC NetWorker environment. For data backed up to the deduplication node, where is the metadata in the form of hashids sent?

If multiple backup streams are written to a backup device at the same time, which feature is being used?

An EMC NetWorker customer is implementing a SAN backup solution by configuring four dedicated storage nodes. The customer plans to use a physical library with two drives. To suppor...