DELL EMC E20-598 Exam Training Material

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DELL EMC E20-598 exam training material is online. Passing E20-598 exam is not difficult now. There ar 60 questions in real DELL EMC certification E20-598 exam, and you have 90 minutes to finish the test. The required passing score of E20-598 exam is 63. The available language is English. Free DELL EMC E20-598 exam training material is below.

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1. Which hash type represents an individual data chunk processed during an EMC Avamar backup?

Atomic

Root

Composite

Metadata

2. For each file that is backed up in an EMC Avamar system, how many total bytes are added to the file cache?

3. What are three types of EMC Avamar hashes?

Composite, Root, and Atomic

Root, Atomic, and Index

Composite, Atomic, and Stripe

Root, Atomic, and Parity

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

RAID, RAIN, Checkpoints, and Replication

RAID, RAIN, Checkpoints, and HFS check

Asynchronous crunching, Parity, RAIN, and Checkpoints

HFS check, RAIN, RAID, and Replication

5. 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?

6. Which four account management actions can be performed from the EMC Client Manager interface?

Move clients to a new server Retire clients Move clients to a new domain View management log

Move clients to a new domain Retire clients Modify client group associations Schedule backups

View management log Modify replication Retire clients Move clients to a new server

View management log Retire clients Delete clients Browse clients

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

Client Manager

Enterprise Manager

Activation Manager

Avamar Administrator

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

Client Manager

Activation Manager

Enterprise Manager

Installation Manager

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

10. What is a characteristic of variable block deduplication?

Better granularity and more efficiency

Commonly provided in snapshot technologies

Small changes require all segments to change

Most common deduplication method

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11. A storage node in a multi-node Avamar server has failed and a replacement node has been added to the grid.

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

RAIN

RAID

Checkpoint

Replication

12. Which port on the Avamar server does the client connect to when performing a backup with encryption enabled?

27000

28001

28002

29000

13. Which time zone is used on EMC Avamar nodes?

Local time on the utility node; GMT/UTC on the storage nodes

GMT/UTC on the utility node; local time on the storage nodes

All node types use the local time

All nodes use GMT/UTC time

14. In an EMC Avamar backup operation, which process always produces identical chunk results given the same data?

Sticky-byte factoring

Compression

File caching

Hashing

15. On an EMC Avamar server, what is the file extension of stripes that contain backup chunks?

*.dat

*.usd

*.chd

*.cdt

16. A customer is unable to connect to their EMC Avamar server when using the Avamar Administrator GUI.

If default settings are being used, which port must be open for a successful connection?

5555

7778

8443

8080

17. Which interface is used to start Avamar Client Manager?

Enterprise Manager

Command Line

cron job

Avamar Administrator

18. Which size Avamar Gen4 storage node is supported for a RAIN configuration?

1.0 TB

1.3 TB

2.6 TB

3.9 TB

19. Which processes are started automatically during an EMC Avamar Windows client installation?

avagent and avscc only

avtar and avagent only

avtar, avagent, and avscc

avscc and avtar only

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

Configure replication, run reports, and view operational status

Configure backups, view operational status, and run reports

Run reports, configure backups, and configure replication

View operational status, configure replication, and configure backups

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

Traverses each directory in the backup dataset

Checks the client's file cache

Runs sticky-byte factoring

Writes to the hash cache file

22. A company wants to back up their EMC Celerra to their Avamar server. Where is the Avamar backup client software installed?

Accelerator node

Celerra Data Mover

Proxy server

Utility node

23. By default, which port is required to be open on the firewall for client communications with the EMC Avamar utility node?

7778

27000

28001

29000

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

4 GB

8 GB

12 GB

24 GB

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

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

16 storage, 1 utility, and 1 spare

17 storage and 1 utility

17 storage, 1 utility, and 1 spare

26. A company is using an EMC Avamar multi-node server with 2 TB storage nodes. The company wants to add 3 TB of Avamar storage to the multi-node server.

How can this be achieved?

Add one 3.3 TB storage node

Add two 2 TB AVEs

Add two 2 TB storage nodes

Add three 1 TB storage nodes

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

avagent

avtar

avscc

mcs

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

Chunk

Stripe

Hash

Block

29. 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?

30. Which feature is available through the Avamar Enterprise Manager, but not available through the Administrator console?

Configuring selective replication

Generating reports

Viewing policy information

Viewing system status information

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31. Based on the configuration represented in the exhibit, which type(s) of EMC Avamar replication can be used?

Normal

Full copy

Root-to-root

Normal and root-to-root

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

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

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

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

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

33. A storage administrator is using the Avamar Administrator console to configure replication.

What is the default password for the "repluser" account?

9RttoTriz

8RttoTriz

changeme

P3t3rPan

34. 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?

Root-to-root

Root-to-replicate

Selective

Normal

35. Which functionality is only available with EMC Avamar selective replication?

Replication of selected clients

Replication of selected datasets of selected clients

Replication to selected destinations

Replication on selected days of the week

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?

Production clients, MC_Backups, and EM_Backups only

Production clients only

Production clients and MC_Backups only

Production clients, MC_Backups, EM_Backups, and checkpoints

37. 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?

Clients

Clients and MC_Backups

Clients, MC_Backups, and EM_Backups

Clients, MC_Backups, EM_Backups, and checkpoints

38. An EMC Avamar server is configured to use the default settings.

What is the maximum allowable O/S capacity utilization after which HFS checks will not run?

65%

85%

90%

95%

39. What is the behavior of an EMC Avamar HFS check when it detects an error in a stripe?

Attempts stripe repair

Aborts checking and restarts

Completes with exceptions

Stops the GSAN

40. Which EMC Avamar Administration Console window is used to adjust the time when the server runs garbage collection?

Tools => Manage Schedules

Administration => Event Management

Policy => Policy Management

Administration => Services Administration

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

System daily change rate

Retention policy of the clients

O/S platform of the clients

Number of groups configured

42. In EMC Avamar, what is the default duration of the backup window?

6 hours

8 hours

10 hours

12 hours

43. Garbage collection is running on an EMC Avamar server.

Which activities can be performed at this time?

Restore, browse existing backups, and queue backups

Delete backups and change retention settings

Change retention settings, and modify clients and domains

Restore, delete backups, and add new clients

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

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

Read-only during checkpoint creation. Read/write for the remainder of the activity.

Read-only throughout the activity.

Access is disabled throughout the activity.

Access is disabled during checkpoint creation. Read-only for the remainder of the activity.

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

Server

Activity

Administration

Policy

47. What is the recommended replication method for moving all data and clients from a single node to a multi-node EMC Avamar server?

Root-to-root replication

Root-to-REPLICATE replication

Selective replication

MCS/SQL Dump Export/Import

48. Which EMC Avamar replication mode allows for many-to-one and bi-directional replication?

Normal

Failover

Root-to-root

Selective root-to-root

49. A storage administrator is troubleshooting an EMC Avamar client that is failing with "Time Out - Start".

Which log is the first place to check?

avagent.log

avtar.log

gsan.log

err.log

50. When the Avamar "getlogs" script is executed, where is the output stored?

tar file in the current directory on the utility node

root directory on each storage node

tmp directory on the storage node

tar file in the current directory on each storage node

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

10 GB per hour per node

10 GB per hour per grid

100 GB per hour per node

100 GB per hour per grid

52. What are the EMC Avamar daily activities that run during the maintenance window?

Checkpoint and HFS check

Garbage collection and HFS check

HFS check and Rollback

Checkpoint and Rollback

53. At which percentage of the O/S capacity does garbage collection stop running in an EMC Avamar environment?

100

54. 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?

At the start of the blackout window

At the start of the maintenance window

After the first checkpoint in the blackout window

After the backup has fully completed

55. Which user account and default password should be used when configuring an additional EMC Avamar server in Enterprise Manager?

MCUser / MCUser1

Avamar internal root / 8RttoTriz

O/S root / changeme

O/S admin / changeme

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

57. At which percentage of user capacity are new backups suspended in an EMC Avamar environment?

100

58. 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?

Avamar Administrator => Backend Capacity Report

Avamar Administrator => Group Status Summary

Command Line Utility => capacity.sh

Enterprise Manager => Capacity Usage Report

59. A storage administrator wants to determine if the EMC Avamar server is running in steady state.

Which command/script must be run?

capacity.sh

status.dpn

dpnctl status

healthcheck.pl

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

System daily change rate

Frequency of client backups

Whether backups succeed everyday

Size of the grid and licensed amount

Page 7 of 8

61. 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?

ModSent

TotalBytes

ModReduced

PcntCommon

62. An EMC Avamar customer is analyzing the DPN Summary report shown in the exhibit.

What does the field "TotalBytes" represent?

Number of bytes examined during the backup

Number of bytes from modified files not sent due to commonality

Total bytes reduced due to compression

Total bytes sent to the server during the backup

63. By default, what is a characteristic of Avamar ConnectEMC?

Sends Avamar alerts as they occur

Sends Avamar alerts twice daily

Sends reports twice daily

Sends reports as they are created

64. By default, what does the Avamar Email Home profile send?

Status of the daily integrity check

Avamar alerts once daily

Reports once daily

Avamar alerts as they occur

65. 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?

Garbage collection has been manually started

Maintenance activities have been suspended

Backups are running on the client

O/S capacity utilization exceeds 80%

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

Total amount of primary data being backed up

How often the backups are scheduled to run

Size of the grid and license amount

Whether HFS check succeeds every day

67. 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?

Avamar client software installation

Avamar Windows Client Options menu

Avamar Administrator Policy window

Windows File System plug-in

68. Which type of data can be restored by a user with EMC Avamar Desktop/Laptop (DTLT)?

Only data owned by the user

Any data backed up from the client

All data stored on the Avamar server

All data belonging to clients in the same Avamar domain

69. 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?

#USERDOCS#

#FLAGFILEPATH#

#IGNORECONFIG#

#VARDIRFLAG#

70. 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?

10:90

20:80

30:70

50:50

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71. 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?

Avamar Administrator, Enterprise Manager, and Web Access

MCUser, admin, and Enterprise Manager

Avamar Administrator, root, and dpn

MCUser, Web Access, and root

72. A multi-node EMC Avamar server is backing up clients worldwide.

What must the storage administrator keep in mind to help ensure that backup schedules do not conflict with the Avamar server blackout window?

Time basis for a backup schedule is the local time of the Avamar Administrator session

Time basis for clients is the local time where the Avamar server utility node resides

Time basis for the GSAN is the local time zone where the server resides

Time basis for the maintenance schedules is GMT/UTC

73. On an EMC Avamar Windows client host, what is the default location for the Avamar software?

C:program filesavs

C:program filesavamar

C:avamaravs

C:avmrclnt

DELL EMC E20-598 Exam Training Material

DELL EMC E20-598 Exam Training Material

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