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EMC E20-598 Backup Recovery - Avamar Specialist Exam for Storage Administrators Exam Practice Test

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Total 177 questions

Backup Recovery - Avamar Specialist Exam for Storage Administrators Questions and Answers

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Question 1

Which type of EMC Avamar Gen4S node supports SAS drives?

Options:

A.

Accelerator node

B.

Business Edition node

C.

Media access node

D.

Storage node

Question 2

How many simultaneous client connections per node will an EMC Avamar server support?

Options:

A.

10

B.

15

C.

18

D.

25

Question 3

Which factor has the most impact on checkpoint overhead for an EMC Avamar server?

Options:

A.

System daily change rate

B.

Retention policy of the clients

C.

O/S platform of the clients

D.

Number of groups configured

Question 4

Prior to starting an EMC Avamar node add and rebalance procedure, what should be done first to ensure that the activity can be completed without data loss?

Options:

A.

Perform a full system pre-upgrade health check

B.

Perform an orderly reboot of all nodes in the grid

C.

Run 'asktime' to ensure all node clocks are synchronized

D.

Add the new node names and IPs to the /etc/hosts file

Question 5

During EMC Avamar garbage collection, which backups are candidates for deletion?

Options:

A.

Partial backups older than seven days

B.

Backups that have been retired

C.

Backups for clients that have changed domains

D.

Root-to-root replicated backups

Question 6

An organization is looking for EMC AVE as a backup solution for their remote site. They have two file servers with a daily change rate of 2 GB. They have three SQL servers with a daily change rate of 7 GB.

Which AVE capacity edition should they use, assuming typical retention?

Options:

A.

0.5 TB

B.

1.0 TB

C.

2.0 TB

D.

4.0 TB

Question 7

If 9 GB is the average amount of data added to an Avamar Virtual Edition (AVE) in a mixed environment each day, what is the minimum recommended size of the AVE?

Options:

A.

0.5 TB

B.

1.0 TB

C.

2.0 TB

D.

3.3 TB

Question 8

What is the last step in the hardware installation portion of an EMC Avamar multi-node deployment?

Options:

A.

Connecting to the customer network

B.

Cabling the nodes to the switch

C.

Powering on the nodes

D.

Configuring the internal switches

Question 9

At which percentage of user capacity will EMC Avamar issue the first warning?

Options:

A.

70

B.

80

C.

85

D.

65

Question 10

By default, where are the cache files located on an EMC Avamar Windows backup client?

Options:

A.

C:\Program Files\avs\var

B.

C:\Program Files\avs\var\clientlogs

C.

C:\Program Files\avs\etc

D.

C:\Program Files\avs\bin

Question 11

A company with EMC Avamar wants to back up an EMC Celerra running DART 6.0. What is the maximum number of simultaneous backups that are supported by a single accelerator?

Options:

A.

2

B.

4

C.

8

D.

12

Question 12

According to EMC best practices, what is the maximum percentage of physical RAM that should be allocated for the hash and file caches combined?

Options:

A.

15

B.

25

C.

30

D.

40

Question 13

Based on EMC best practice, what is recommended when creating Avamar domains?

Options:

A.

A minimal number of domains

B.

A domain for every client

C.

A domain for each file system

D.

A sub-domain for each hardware platform

Question 14

A backup administrator is performing a disaster recovery for a Windows Server 2008 system. However, the Avamar Disaster Recovery Wizard is unable to perform the recovery.

What is a possible reason for this?

Options:

A.

Windows 2008 OS software has not been installed on the replacement hardware

B.

The Avamar Disaster Recovery Wizard does not support Windows 2008

C.

A backup using the Windows VSS plug-in and the full file system was not performed

D.

A backup using the Avamar Server Restore Option was not performed

Question 15

An EMC Avamar storage administrator has 400 Microsoft Windows clients; 350 are production and 50 are development. The administrator wants to replicate only the production servers.

If Enterprise Manager is used to only include the production servers, what will be replicated?

Options:

A.

Clients

B.

Clients and MC_Backups

C.

Clients, MC_Backups, and EM_Backups

D.

Clients, MC_Backups, EM_Backups, and checkpoints

Question 16

A company has an EMC Celerra volume with 40 million files. They want to back up the entire volume using a single EMC Avamar accelerator.

According to best practices, what is the minimum number of backup streams that should be used?

Options:

A.

1

B.

2

C.

4

D.

5

Question 17

What is used to transfer configuration files to the EMC Avamar switch?

Options:

A.

TFTP

B.

SFTP

C.

FTP

D.

SCP

Question 18

What are the Avamar 6 install and upgrade rules for Gen1 through Gen4 node technology?

Options:

A.

Gen4/3 can be installed new or upgraded.

Gen2 can be upgraded only.

Gen1 cannot be installed new or upgraded.

B.

Gen4 can only be installed new.

Gen3/2 can be installed new or upgraded.

Gen1 cannot be installed new or upgraded.

C.

Gen4 can be installed new or upgraded.

Gen3/2/1 can only be upgraded.

D.

Gen4 can only be installed new.

Gen3/2 can only be upgraded.

Gen1 cannot be installed new or upgraded.

Question 19

What is the correct order of activities performed during the EMC Avamar maintenance window?

Options:

A.

Garbage collect, checkpoint, HFS check, checkpoint

B.

Garbage collect, checkpoint, HFS check only

C.

Checkpoint, HFS check, garbage collect only

D.

Checkpoint, HFS check, checkpoint, garbage collect

Question 20

What is an advantage of performing VMware Image Level backups with EMC Avamar?

Options:

A.

Backups can occur while virtual machines are powered on or off

B.

Virtual machines are backed up like any other physical machine

C.

Highest level of data deduplication is provided

D.

Database plug-ins are supported for backups and restores

Question 21

A company using EMC Avamar wants to delete a backup from their grid during the end of the maintenance window. However, they are not able to delete it.

What may prevent the backup from being deleted?

Options:

A.

Garbage collection has been manually started

B.

Maintenance activities have been suspended

C.

Backups are running on the client

D.

O/S capacity utilization exceeds 80%

Question 22

Which tool is used to move a client to a new domain in EMC Avamar 6.0?

Options:

A.

Client Manager

B.

Activation Manager

C.

Enterprise Manager

D.

Installation Manager

Question 23

What is the first process performed by avatar when running an EMC Avamar backup?

Options:

A.

Traverses each directory in the backup dataset

B.

Checks the client's file cache

C.

Runs sticky-byte factoring

D.

Writes to the hash cache file

Question 24

Which administrative tasks can be performed using the EMC Avamar Enterprise Manager?

Options:

A.

Configure replication, run reports, and view operational status

B.

Configure backups, view operational status, and run reports

C.

Run reports, configure backups, and configure replication

D.

View operational status, configure replication, and configure backups

Question 25

What is the recommended command that instructs the EMC Avamar server to redistribute backup data from the most full nodes to the least full nodes?

Options:

A.

avmaint config balancemin=2 --avamaronly

B.

avmaint config balancemin=0 --avamaronly

C.

avmaint config balancemin=1 --avamaronly

D.

avmaint config balancemin=100–avamaronly

Question 26

The exhibit shows a portion of a DPN Summary report.

Which field on the report indicates how much data has been transferred to the EMC Avamar server?

Options:

A.

ModSent

B.

TotalBytes

C.

ModReduced

D.

PcntCommon

Question 27

A storage node in a multi-node EMC Avamar server has failed, and a full node replacement is being performed.

What is used to reconstruct the data on the replacement node?

Options:

A.

RAID

B.

RAIN

C.

Replication

D.

Checkpoint

Question 28

You need to install a multi-node EMC Avamar server. To which location should you copy the Avamar software file?

Options:

A.

Utility node only

B.

Utility node and active data nodes

C.

Utility node, active data nodes, and spare node

D.

Active data nodes only

Question 29

On which cluster node(s) is the Avamar Windows File System client installed in a Microsoft Windows 2008 cluster?

Options:

A.

All nodes

B.

Only the active node

C.

Only the passive nodes

D.

None of the nodes

Question 30

What is the maximum number of 1.0 TB EMC AVE servers that can be installed on a single ESX server?

Options:

A.

1

B.

2

C.

3

D.

4

Question 31

What is the function of an EMC Avamar spare node?

Options:

A.

Load balance the utility node

B.

Dynamically grow capacity

C.

Replace a failed data node

D.

NDMP accelerator

Question 32

In steady state, what is the approximate rate of data removed from an Avamar grid during a daily garbage collection?

Options:

A.

10 GB per hour per node

B.

10 GB per hour per grid

C.

100 GB per hour per node

D.

100 GB per hour per grid

Question 33

By default, which process runs on the EMC Avamar utility node?

Options:

A.

GSAN

B.

MCS

C.

avscc

D.

SNMP

Question 34

Which basic network settings are required when configuring an EMC Avamar node at installation?

Options:

A.

IP address, DNS parameters, subnet, hostname and domain, gateway

B.

IP address, SMTP server, subnet, hostname and domain, gateway

C.

IP address, DNS parameters, duplex, hostname and domain, gateway

D.

IP address, DNS parameters, subnet, MTU size, gateway 54

Question 35

Where are replication log files stored on an EMC Avamar server?

Options:

A.

/usr/local/avamar/var/cron/replicate.log

B.

/usr/local/avamar/var/log/replicate.log

C.

/usr/local/avamar/var/cron/log/replicate.log

D.

/usr/local/avamar/log/replicate.log

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Total 177 questions