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E20-598 Sample Questions Answers

Questions 4

In which directory are the Avamar data server log files located in a multi-node Avamar server?

Options:

A.

/data01/cur on each storage node

B.

/sysinfo/log on the utility node

C.

/data01/cur on the utility node

D.

/var/log on each storage node

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Questions 5

Which client process listens for a work order from the EMC Avamar server?

Options:

A.

avagent

B.

avtar

C.

avscc

D.

mcs

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Questions 6

A company wants to compare the amount of Avamar storage that a Microsoft Windows file server client consumes with that of a UNIX DB2 server. Which tool can be used to determine the amount of Avamar storage used by a particular client?

Options:

A.

Avamar Administrator => Backend Capacity Report

B.

Avamar Administrator => Group Status Summary

C.

Command Line Utility => capacity.sh

D.

Enterprise Manager => Capacity Usage Report

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Questions 7

An administrator has opened the Replication page on Avamar Administrator and is attempting to configure a replication group. The administrator is unable to create the group.

What is the reason the group could not be created?

Options:

A.

The replication service was not started on the Avamar server

B.

A destination server was not defined by the administrator

C.

The storage mapping was not defined on the system

D.

The replication software package was not installed on the Avamar system

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Questions 8

An EMC customer is using EMC NetWorker and Data Domain in their backup environment. They now want to install an EMC Avamar server and monitor all products from a single console.

Which software would you recommend?

Options:

A.

Replication Manager

B.

Backup and Recovery Manager

C.

Enterprise Manager

D.

Data Protection Advisor

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Questions 9

What is the maximum number of backups that can be running per Avamar storage node in order for HFS check to initiate successfully?

Options:

A.

1

B.

2

C.

3

D.

4

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Questions 10

What is an advantage of the EMC Avamar deduplication technology?

Options:

A.

Eliminates the backup catalog

B.

Improves drive speeds

C.

Stores data from different operating systems on the same devices

D.

Stores unique sub-file data objects

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Questions 11

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

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Questions 12

By default, which percentage of the file system storage space is reserved for operating systems and checkpoint overhead on the EMC Avamar server?

Options:

A.

10

B.

20

C.

35

D.

65

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Questions 13

What is the recommendation for configuring the virtual disks for EMC Avamar Virtual Edition?

Options:

A.

Thick provisioned with eager zeroed

B.

Thin provisioned with eager zeroed

C.

Thick provisioned with lazy zeroed

D.

Thin provisioned with lazy zeroed

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Questions 14

When using YAST to set up networking on a Gen4 Avamar node, how do you backspace in a field?

Options:

A.

Ctrl-h

B.

Ctrl-b

C.

Backspace

D.

Ctrl-c

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Questions 15

What is the maximum number of nodes that can be configured for an EMC Avamar multi-node grid?

Options:

A.

15 storage, 1 utility, 1 NDMP, and 1 spare

B.

16 storage, 1 utility, and 1 spare

C.

17 storage and 1 utility

D.

17 storage, 1 utility, and 1 spare

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Questions 16

A customer manually runs a backup job with a retention time of 60 days. After the backup completes, they notice that the retention tag was set to “N”.

Why?

Options:

A.

End User on Demand Retention was set to “no end date”

B.

The default retention of the default group was set to “N”

C.

On-demand backups are always assigned a retention tag of “N”

D.

On-demand backups do not use retention times

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Questions 17

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

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Questions 18

A customer site requires five network connections into their Gen4 Avamar Data Store (ADS) Server utility node. However, you observe that none of the Gen4 nodes in the server rack have more than four Ethernet connections on their rear panel.

What will you tell the customer?

Options:

A.

Order a Gen4 ADS utility node to replace one of the other nodes

B.

Gen4 nodes do not have more than four Ethernet connections

C.

Add additional Ethernet connections to the current Gen4 utility node

D.

Order a Gen4 ADS storage node to replace one of the other nodes

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Questions 19

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

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Questions 20

In EMC Avamar 6.0, which tool is used to completely move clients to a new Avamar server?

Options:

A.

Client Manager

B.

Enterprise Manager

C.

Activation Manager

D.

Avamar Administrator

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Questions 21

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

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Questions 22

Which factor(s) impacts the EMC Avamar checkpoint overhead?

Options:

A.

System daily change rate

B.

Frequency of client backups

C.

Whether backups succeed everyday

D.

Size of the grid and licensed amount

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Questions 23

What is an EMC Avamar best practice for setting backup retention policies for a new backup environment?

Options:

A.

Use advanced retention policies for monthly backups only

B.

Create an individualized retention policy for each client

C.

Develop retention policies before taking production backups

D.

Retain all daily backups for at least 30 days

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Questions 24

A storage administrator has successfully configured EMC Avamar to use Microsoft Windows Active Directory external authentication. Which accounts and/or interfaces can be accessed by users set up to use this authentication?

Options:

A.

Avamar Administrator, Enterprise Manager, and Web Access

B.

MCUser, admin, and Enterprise Manager

C.

Avamar Administrator, root, and dpn

D.

MCUser, Web Access, and root

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Questions 25

What would you run to determine if your EMC Avamar server is running in a steady state?

Options:

A.

capacity.sh

B.

status.dpn

C.

dpnctl status

D.

sched.sh

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Questions 26

Based on EMC best practices, what is recommended when creating Avamar schedules?

Options:

A.

Use a single schedule where possible

B.

Use a different schedule for each group

C.

Use multiple schedules to ensure backup jobs do not overlap

D.

Use a separate schedule for each client

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Questions 27

An EMC Test Lab manager has asked you to implement Avamar 6 on their EMC Avamar Data Store (ADS) Gen3 that is currently running Avamar 4.0.

Can this Avamar ADS Gen3 server be made to run Avamar 6?

Options:

A.

Yes. Upgrade Avamar 4.0 to 4.1 and then upgrade from 4.1 to 6.0.

B.

No. Avamar 6 cannot be installed or upgraded on Avamar ADS Gen3 servers.

C.

Yes. Re-kickstart the Gen3 nodes with RHEL OS and perform a new install of Avamar 6.

D.

Yes. Re-kickstart the Gen3 nodes with SLES OS and perform a new install of Avamar 6.

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Questions 28

According to EMC best practices, what is recommended when planning for an EMC Avamar client deployment?

Options:

A.

Maximum of 5 million to 10 million files per client

B.

Maximum of 5 TB of database data per client

C.

Maximum of 10 TB of file system data per client

D.

Maximum of 500 GB of database data per client

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Questions 29

A company wants to compare the amount of Avamar storage that a client of a Microsoft Windows file server consumes with that of a UNIX DB2 server.

Which tool can be used to determine the amount of Avamar storage used by a particular client?

Options:

A.

Avamar Administrator => Backend Capacity Report

B.

Avamar Administrator => Client Details

C.

Enterprise Manager => Capacity Usage Report

D.

Command Line Utility => capacity.sh

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Questions 30

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

Options:

A.

PostgreSQL

B.

Oracle

C.

MySQL

D.

SQL

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Questions 31

By default, which snapshots are retained?

Options:

A.

All checkpoints created in the last two days

B.

The two checkpoints created during the maintenance window plus two created outside themaintenance window

C.

The last two including the last validated checkpoint

D.

The last two validated checkpoints in the last two days

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Questions 32

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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Questions 33

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

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Questions 34

Which document should be approved and available to you at the time of a node addition to a customer's EMC Avamar server?

Options:

A.

SVC Qualifier

B.

Healthcheck report

C.

ConnectEMC (SYR) report

D.

Sales order

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Questions 35

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

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Questions 36

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 repl_cron.cfg is changed to exclude only the development servers, what will be replicated?

Options:

A.

Production clients, MC_Backups, and EM_Backups only

B.

Production clients only

C.

Production clients and MC_Backups only

D.

Production clients, MC_Backups, EM_Backups, and checkpoints

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Questions 37

According to EMC Avamar best practices, what is the maximum ratio of database data to file system data that should exist in an Avamar backup environment?

Options:

A.

10:90

B.

20:80

C.

30:70

D.

50:50

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Questions 38

By default, what percentage of file system storage space is reserved for operating systems and checkpoint overhead on an EMC Avamar server?

Options:

A.

10%

B.

20%

C.

35%

D.

50%

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Questions 39

A storage administrator is planning to back up virtual machines residing on an ESX 4.0 server using EMC Avamar and VMware vSphere. What is a characteristic of this type of backup?

Options:

A.

Image proxy is located on a virtual machine

B.

Avamar Interoperability Module must be installed

C.

All virtual machines must be powered on

D.

All virtual machines must be running Microsoft Windows 2003

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Questions 40

Which port on the EMC Avamar server does a client connect to when performing backups?

Options:

A.

7778

B.

7781

C.

27000

D.

28002

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Questions 41

Which size Avamar Gen4 node has 100 GBs of SSD storage?

Options:

A.

1.3 TB

B.

2.6 TB

C.

3.9 TB

D.

7.8 TB

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Questions 42

Under which node replacement option do you need to generate a new EMC Avamar license key?

Options:

A.

When swapping disks from a failed utility node to a new node

B.

When performing a rebuild on an existing utility node

C.

When performing a rebuild on an existing storage node

D.

When swapping disks from a failed storage node to a new node

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Questions 43

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

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Questions 44

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

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Questions 45

Starting at the bottom, what is the recommended order for racking components in a Gen4 EMC Avamar Data Store rack without premium support?

Options:

A.

Utility, spare, storage, switches

B.

Switches, utility, storage, spare

C.

Switch A, utility, spare, storage, Switch B

D.

Switch A, spare, storage, utility, Switch B

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Questions 46

Which factor(s) affect the capacity utilization in an EMC Avamar environment?

Options:

A.

Total amount of primary data being backed up

B.

How often the backups are scheduled to run

C.

Size of the grid and license amount

D.

Whether HFS check succeeds every day

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Questions 47

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

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Questions 48

The EMC Avamar Procedure Generator expires on a periodic basis, requiring connecting to the EMC network for an update. How often does this happen?

Options:

A.

Every four days

B.

Every week

C.

Every two weeks

D.

Every four weeks

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Questions 49

What is the access mode of the server during an EMC Avamar checkpoint maintenance activity?

Options:

A.

Read-only during checkpoint creation.

Read/write for the remainder of the activity.

B.

Read-only throughout the activity.

C.

Access is disabled throughout the activity.

D.

Access is disabled during checkpoint creation.

Read-only for the remainder of the activity.

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Questions 50

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

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Questions 51

Which functionality is only available with EMC Avamar selective replication?

Options:

A.

Replication of selected clients

B.

Replication of selected datasets of selected clients

C.

Replication to selected destinations

D.

Replication on selected days of the week

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Questions 52

In EMC Avamar, what is a variable-size unit of deduplicated data?

Options:

A.

Chunk

B.

Stripe

C.

Hash

D.

Block

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Questions 53

Which port is used by EMC Avamar for Management Console Database access?

Options:

A.

5555

B.

7778

C.

7781

D.

8443

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Questions 54

A company using EMC Avamar has decided to virtualize their Microsoft Exchange environment using VMware guests instead of physical systems.

Which backup methodology must they use to perform hot backups and restores of their Microsoft Exchange environment?

Options:

A.

VMware Consolidated

B.

VMware Image Level with Change Block Tracking

C.

VMware Image Level without Change Block Tracking

D.

VMware Guest Level

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Questions 55

You are checking the network cabling on a multi-node EMC Avamar Gen4 Data Store. Which port should be used to connect the utility node to the first switch?

Options:

A.

GB1 is connected to port 1 on the switch

B.

GB1 is connected to port 5 on the switch

C.

GB2 is connected to port 1 on the switch

D.

GB2 is connected to port 5 on the switch

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Questions 56

In EMC Avamar, what is the default setting for the checkpoint retention policy?

Options:

A.

Retain the last two checkpoints and the last validated checkpoint

B.

Retain the last two checkpoints and the last two validated checkpoints

C.

Retain all checkpoints for the last three days

D.

Retain the last five checkpoints and three validated checkpoints

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Questions 57

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

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Questions 58

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

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Questions 59

What is the smallest supported RAIN configuration for EMC Avamar?

Options:

A.

1 utility node, 0 spare nodes, 3 storage nodes

B.

1 utility node, 0 spare nodes, 1 storage node

C.

1 utility node, 1 spare node, 4 storage nodes

D.

1 utility node, 1 spare node, 2 storage nodes

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Questions 60

On a single-node Gen4 EMC Avamar Data Store, what is the optional use of the GB2 port?

Options:

A.

Outgoing replication

B.

MC and administrative traffic

C.

High availability

D.

Connection to the internal switch

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Questions 61

When accessing the utility node using a bash shell (putty) session as `admin', you receive a message referencing a possible Man-In-The-Middle attack stating:

"REMOTE HOST IDENTIFICATION HAS CHANGED!"

How do you repair this condition?

Options:

A.

Remove the IP address inquestionfrom /home/admin/.ssh/known_hosts

B.

Remove the IP address inquestionfrom /root/.ssh/known_hosts

C.

Remove "admin" from /etc/passwd on the utility node

D.

Remove "admin_key" key from /home/admin/.ssh

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Questions 62

On an EMC Avamar server, the maintenance schedule is enabled. If the server is over a certain capacity, when will the server automatically cancel backups that are running under the default configuration?

Options:

A.

At the start of the blackout window

B.

At the start of the maintenance window

C.

After the first checkpoint in the blackout window

D.

After the backup has fully completed

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Questions 63

By default, what does the "asktime" utility do when executed on the utility node?

Options:

A.

Configures the current time on the utility node and on all storage nodes

B.

Reports the NTP server's current time

C.

Reports the time on the utility node

D.

Configures the current time on the storage nodes

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Questions 64

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.

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Questions 65

What is the operating system partition size for an EMC Avamar Virtual Edition server?

Options:

A.

100 GB

B.

60 GB

C.

90 GB

D.

120 GB

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Questions 66

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

Options:

A.

10

B.

15

C.

18

D.

25

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Questions 67

An EMC Avamar storage administrator is creating a single dataset for all Microsoft Windows XP and Windows Vista desktop/laptop (DTLT) clients. In the source data, the administrator includes C:\Documents and Settings and C:\Users.

Which flag needs to be added to prevent the "Path not found" error?

Options:

A.

#USERDOCS#

B.

#FLAGFILEPATH#

C.

#IGNORECONFIG#

D.

#VARDIRFLAG#

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Questions 68

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

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Questions 69

For which situation is the adaptorctl.pl command used?

Options:

A.

Associating an Avamar server with a Backup Recovery Manager server

B.

Moving a client to a different domain in Avamar Client Manager

C.

Adding a server to be managed with Enterprise Manager

D.

Configuring a network adapter card for backup data traffic

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Questions 70

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

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Questions 71

You are performing an ad-hoc backup from a Microsoft Windows client. Which log file would you use to investigate communication issues between the Avamar client and the Avamar server utility node?

Options:

A.

avagent.log

B.

COD-workorder-Windows.log

C.

MOD-workorder-Windows.log

D.

err.log

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Exam Code: E20-598
Exam Name: Backup Recovery - Avamar Specialist Exam for Storage Administrators
Last Update: Jun 16, 2024
Questions: 237
$64  $159.99
$48  $119.99
$40  $99.99
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