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

Demo: 35 questions
Total 177 questions

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

Question 1

What is a characteristic of EMC Avamar VMware Image backups?

Options:

A.

Only one proxy server is supported per vCenter server

B.

File-level restores are supported for Linux clients only

C.

Change Block Tracking can be used to shorten backup times

D.

The Avamar client is installed on each VMware virtual machine

Question 2

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

Options:

A.

Backups that failed HFS check

B.

Backups that were replicated to Data Domain

C.

Backups of clients that have been retired

D.

Partial backups older than seven days

Question 3

An EMC Avamar Virtual Edition server is created using thin provisioned virtual disks. What effect will this have instead of using thick provisioning?

Options:

A.

Benchmark results will be inaccurate

B.

Avamar capacity will be reduced

C.

Disk performance will be faster

D.

Memory requirements will be smaller

Question 4

Which Information is required when registering an EMC Avamar environment to IBGroup?

Options:

A.

Microcode number

B.

Avamar node sizes

C.

LUN configuration

D.

Avamar license size

Question 5

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 6

A company using EMC Avamar has decided to virtualize their Microsoft Exchange environment using VMware guests instead of physical systems. Which methodology is used to perform online backups of the Microsoft Exchange environment?

Options:

A.

VMware Guest Level Backup

B.

VMware Consolidated Backup

C.

VMware Image Level with Change Block Tracking

D.

VMware Image Level without Change Block Tracking

Question 7

Refer to the exhibit.

Shown is a diagram of the domain structure of an EMC Avamar server. How does this domain structure deviate from best practices?

Options:

A.

ClientA should not be registered in the root domain

B.

Domain2 should not be nested in another domain

C.

ClientB should not be in a domain that also contains a domain

D.

Domain3 should have at least one client

Question 8

What is the maximum number and types of nodes for an EMC Avamar multi-node server?

Options:

A.

7 storage, 1 utility, and 1 spare

B.

15 storage, 1 utility, 1 accelerator, and 1 spare

C.

16 storage, 1 utility, and 1 spare

D.

18 storage, 1 utility, and 1 spare

Question 9

When data is being backed up to an EMC Data Domain system in an Avamar environment, where is the backup metadata stored?

Options:

A.

On the Avamar grid

B.

On the Data Domain

C.

On the backup client

D.

On both Avamar and Data Domain

Question 10

What are the three O/S user accounts that are used by the EMC Avamar server for authentication?

Options:

A.

root, admin, and dpn

B.

root, MCUser, and repluser

C.

admin, MCUser, and repluser

D.

root, dpn, and MCUser

Question 11

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

Options:

A.

10

B.

15

C.

18

D.

25

Question 12

You are adding new nodes to an EMC Avamar server. You are now ready to join the new nodes to the GSAN. Which command is used?

Options:

A.

start.nodes

B.

start.dpn

C.

rebuild.nodes

D.

avmaint autorestart

Question 13

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 14

A Microsoft Windows user is about to start an on-demand backup using avtar when the utility node fails on their multi-node EMC Avamar server.

What must be done to ensure the backup will run and complete successfully?

Options:

A.

The utility node must be replaced and the configuration restored prior to starting the backup

B.

The spare node must be converted to a utility node and the configuration restored to the utility node

C.

The client must be activated temporarily to the first storage node and then the backup can be run

D.

Nothing. Backup is performed from the client to the storage nodes directly

Question 15

Which EMC Avamar Management Console navigation screen can be used to check when the last checkpoint and checkpoint validation occurred?

Options:

A.

Server

B.

Activity

C.

Administration

D.

Policy

Question 16

A storage administrator wants to migrate from a single-node EMC Avamar server to a Avamar multi-node server. Which method of replication should be used?

Options:

A.

Root-to-root

B.

Root-to-replicate

C.

Selective

D.

Normal

Question 17

What are members of an EMC Avamar group policy?

Options:

A.

Notification, Retention, Schedule

B.

Notification, Profile, Dataset

C.

Clients, Profile, Retention

D.

Dataset, Schedule, Retention

Question 18

When sizing a large database server on an EMC Avamar, how many bytes per entry are added to the hash cache?

Options:

A.

20

B.

24

C.

40

D.

44

Question 19

What is the maximum number of nodes currently available in an Avamar server?

Options:

A.

12

B.

16

C.

17

D.

18

Question 20

According to EMC Avamar best practices, the backup window duration specified on a backup schedule should not exceed how many hours per day?

Options:

A.

4 - 6

B.

6 - 8

C.

8 - 10

D.

10–12

Question 21

An EMC Avamar customer, without premium support, has a requirement to be able to recover from a failed storage node. What is the minimum amount of nodes, of all types, that is required to support this functionality?

Options:

A.

1

B.

2

C.

3

D.

5

Question 22

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 23

In which directory are the EMC Avamar administrator logs located?

Options:

A.

/usr/local/avamar/server_log

B.

/usr/local/avamar/var/log

C.

/usr/local/avamar/var/mc/server_data

D.

/usr/local/avamar/var/mc/server_log

Question 24

A Microsoft Windows user is about to initiate an on-demand backup from the client interface when the utility node fails on their multi-node EMC Avamar grid. What must be done prior to initiating the backup to ensure the backup will complete successfully?

Options:

A.

Nothing. Backups are performed from the client to the storage nodes directly.

B.

The utility node must be replaced and the configuration restored prior to starting the backup.

C.

The spare node must be converted to a utility node and the configuration restored to it prior to starting thebackup.

D.

The client must be activated temporarily to the first storage node and then the backup can continue.

Question 25

How much RAM is required for an EMC Avamar Gen4 utility node?

Options:

A.

4 GB

B.

8 GB

C.

12 GB

D.

24 GB

Question 26

An EMC Avamar backup administrator is logged in as root. The administrator is running a mapall date command to all nodes, all of which respond with a password prompt.

Which SSH keys need to be loaded?

Options:

A.

dpnid account

B.

MCUser account

C.

root account

D.

customer's account

Question 27

What is used by EMC Avamar to provide system-wide fault tolerance?

Options:

A.

RAID, RAIN, Checkpoints, and Replication

B.

RAID, RAIN, Checkpoints, and HFS check

C.

Asynchronous crunching, Parity, RAIN, and Checkpoints

D.

HFS check, RAIN, RAID, and Replication

Question 28

A company has 50 clients backing up to an EMC Avamar server. The storage administrator has decided to enable desktop/laptop (DTLT) support for several of the Microsoft Windows client machines.

Where is this support enabled?

Options:

A.

Avamar client software installation

B.

Avamar Windows Client Options menu

C.

Avamar Administrator Policy window

D.

Windows File System plug-in

Question 29

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 30

What must be installed to perform Avamar file level recoveries of Exchange 2010 databases?

Options:

A.

Avamar Exchange Database and Exchange Message plug-ins

B.

Avamar Exchange VSS and Exchange GLR plug-ins

C.

Avamar Exchange Database plug-in and Exchange Recovery Storage Group

D.

Avamar Exchange VSS plug-in and Exchange Recovery Storage Group

Question 31

What is the minimum number of EMC Avamar active storage nodes required for a supported RAIN configuration?

Options:

A.

2

B.

3

52

C.

4

D.

5

Question 32

The EMC Avamar client needs to backup a file and has performed sticky-byte factoring. This results in the following:

  • Seven (7) chunks that will compress at 30%
  • Four (4) that will compress at 23%
  • Two (2) chunks at 50% compression

How many chunks will be compressed prior to hashing?

Options:

A.

4

B.

7

C.

9

D.

13

Question 33

Based on the exhibit, Which type of backup configuration is represented?

Options:

A.

Image Level Backup with VADP (vSphere)

B.

VMware Guest Level Backup

C.

VMware Consolidated Backup (VCB)

D.

VMware Console Backup

Question 34

Which type of database does EMC Avamar use to store information about backups?

Options:

A.

PostgreSQL

B.

Oracle

C.

MySQL

D.

SQL

Question 35

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

Demo: 35 questions
Total 177 questions