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WorksheetsD-PDD-DY-23
Total questions: 82
Worksheet time: 50mins
What is the maximum number of PowerProtect DD systems that can be used in a Smart Scale data center?
64
32
128
256
What needs to be configured when implementing LACP on a PowerProtect DD appliance to gain access to the underlying aggregated link connection?
NIC Teams
DD Boost Interface Groups
Virtual network interface
Physical network interface
What is the maximum number of snapshots per MTree that can be stored on a PowerProtect DD?
750
100
32
128
An administrator is migrating their old cloud tier-enabled Data Domain to a new PowerProtect DD appliance with cloud tier. During migration, the administrator recognizes that file system cleaning on the source system is not possible. What is the most likely cause of this behavior?
Migration will restrict all activities on both systems
Source system is running in restricted mode
Filesystem is disabled on the source system
Migration will restrict all activities on the source system
What is the maximum backup speed of PowerProtect DD Virtual Edition using DD Boost?
4.2TB/h
7.0TB/h
9.0TB/h
2.5TB/h
What is a characteristic of Dell Cloud Tier?
NFS, HTTPS, and CIFS are supported for data movement.
The VTL vault cannot be stored in cloud tier storage.
Managed through a single namespace.
Scales to the maximum capacity of the active tier.
An administrator must display the compression statistics for all files and directories in the file system for the last 7 days and the last 24 hours. Which command is used to gather this information?
storage show
mtree show
filesys report
quota show
Which backup application uses BoostFS?
IBM Spectrum Protect
Quest vRanger
Veritas NetBackup
Dell Avamar
What is a use case of BoostFS?
To increase DD Boost throughput
To enable snapshot on DD Boost data
To protect applications that do not support DD Boost
To implement DD Boost over Fibre Channel
DRAG DROP Which is the correct implementation order for a VTL environment?
1. (a)
2. (b) PowerProtect DD appliance.
3. (c) PowerProtect DD appliance.
4. (d) slots, and tapes.
5. (e) PowerProtect DD appliance.
6. Discover the VTL on the PowerProtect DD appliance.
A PowerProtect DD administrator wants to enable encryption on one of two existing cloud units. Which statement is true regarding the encryption?
Cloud tier encryption is provided only by the cloud storage
Encryption can be enabled on each cloud unit individually
Encryption license is not required to enable cloud tier encryption
Active tier encryption is required to enable encryption on the cloud tier
Once data is in the cloud, you cannot change the encryption status
DRAG DROP What is the correct order of operations for the Data Invulnerability Architecture (DIA) elements?
1. (a)
2. (b)
3. (c)
4. (d)
If ES40 SAS shelves are on the same chain as a DS60, what is the maximum number of possible shelves on that chain?
3
5
7
4
Which command is used to verify the state of the disks in an expansion shelf attached to a PowerProtect DD system?
disk show stats
disk show state
disk rescan
disk status
Which condition exists for a backup infrastructure based on PowerProtect DD?
Compressed files must be decompressed before being sent to PowerProtect DD.
Backup clients can write data directly to the PowerProtect DD appliance.
VTL can be used to move physical tapes to a DR location.
Which are two attributes of PowerProtect DD High Availability?
PowerProtect DD nodes are configured in active/active mode.
A single set of shared storage is used.
PowerProtect DD nodes should have dual heads.
It is supported only on DD9900 systems.
What is the correct practice when creating Fibre Channel zones between PowerProtect DD and the media server?
single-initiator dual-target zoning
dual-initiator dual-target zoning
single-initiator single-target zoning
dual-initiator single-target zoning
For third-party backup applications that do not natively support DD Boost, where does the DD Boost plug-in need to be installed?
On the backup server
On each media server
On the PowerProtect DD
On each backup client
An administrator recognizes poor network performance when using CIFS shares from a PowerProtect DD system. The network link utilization is under 100%. What is the most likely cause of this issue?
TCP timeout too large
TCP window size too large
TCP timeout too small
TCP window size too small
What command is used to make a storage unit?
storage add tier active
ddboost storage-unit create
filesys create
boostfs mount —storage unit
Which three backup applications are supported by the PowerProtect DD VTL? (Select 3)
IBM Spectrum Protect
Quest vRanger
Dell Networker
Veritas NetBackup
Dell PowerProtect Data Manager
A customer needs to adjust the PowerProtect DD authentication. Which three methods are available in the DD System Manager? (Select 3)
SSO
AD
OAuth
RADIUS
NIS
Which data movement system setting is available in PowerProtect DD File System Settings?
Cloud Provider and Throttle
Age Range and Cloud Provider
Schedule and Age Range
Throttle and Schedule
DRAG DROP What are the steps to configure the Retention Lock Compliance?
1. (a)
2. (b)
3. (c)
4. (d)
5. (e)
With DSP enabled on a PowerProtect DD appliance, which functions are performed on the backup host?
Recording references to previous data and segmenting
Sending the data, segmenting, and compressing
Compressing, segmenting, and fingerprinting
Segmenting, fingerprinting, and sending the fingerprints
A backup administrator is tasked with verifying the compression savings of a PowerProtect DD3300. Which compression algorithm will they see enabled by default?
gz
lzw
gzfast
lz
What is the data reduction ratio that can be predicted when applying best practices for deduplicating data on a PowerProtect DD?
45:1
55:1
50:1
65:1
Which command is used to add storage to either the active or cloud tier?
storage add cloud
storage add disks
enclosure add storage
storage add enclosure
What is enabled by the following command? authorization policy set security-officer enabled
Automatic Retention Lock
MTree Retention Lock Revert
Dual authorization process
Security encryption
What is the maximum number of open CIFS files that DDOS supports in PowerProtect DD?
30,000
60,000
20,000
40,000
An administrator is using an on-premises cloud tier-enabled DDVE instance. A new DD6900 with cloud tier will replace the DDVE. What must be considered for cloud tier migration?
The new system must have the same features enabled as the source
Both systems must use DDOS 7.3.0.5 or higher
Cloud tier migration with DDVE instances is not supported
Add a Dell Cloud Tier license on the new system
Which port/protocol is used when using a syslog server to monitor a PowerProtect DD system?
514/UDP
2051/UDP
2051/TCP
514/TCP
A customer's PowerProtect DD system is full. No data can be written or deleted from the system.
Which two actions can the customer take to make capacity available on the system? (Select 2)
Remove core and autosupport files
Restart the file system
Expire existing snapshots
Start file system cleaning
Disable MTree replication
Which feature helps to ensure that data immutability is maintained on a PowerProtect DD system?
DD Retention Lock
Encryption
Secure Multi-Tenancy
DD Replicator
DRAG DROP Put the steps in correct order to create a mount on a backup server and copy a test file to a PowerProtect DD appliance over NFS.
1. (a)
2. (b)
3. (c) the new mount point.
4. (d) the PowerProtect DD appliance to validate functionality.
Which systems support the FS25 enclosure?
DD9800, DD9900, and DD6900 (HA Only)
DD6900 (HA Only), DD9400 (HA Only), and DD9900 (HA Only)
DD3300, DD6800, and DD9900
DD9900, DD6900, and DD9400
What rule must be followed during an upgrade procedure with the FS25 expansion shelf?
If ES40 SAS shelves are on the same chain as an FS25, the maximum number of shelves on that chain is five
FS25 shelf must be on the same chain with DS60
For high performance, the connections from a controller to FS25 shelves must be over FC cables
FS25 shelf is cabled on a separate private chain
Which fabric zoning configuration is recommended by Dell Technologies for implementing a DD VTL?
Multiple initiators; single target
Single initiator; multiple targets
Multiple initiators; multiple targets
Single initiator; single target
DRAG DROP What is the correct sequence to perform Cloud Tier migration?
1. (a) to the new system.
2. (b) system.
3. (c)
4. (d) system to the new system.
5. (e)
What is the maximum number of ES40 SAS shelves that can be added to a PowerProtect DD system with an existing DS60 shelf?
6
4
5
2
Which best practice should be followed when implementing a PowerProtect DD VTL?
Use multiplexing to optimize deduplication in virtual tapes
Limit the number of tapes to the number needed and eventually expand
Use fewer higher-capacity tapes rather than more lower-capacity tapes for space reuse
Limit ISL links to four hops between the storage node and the PowerProtect DD
A PowerProtect DD administrator uses the support bundle list command. What is expected output?
A list of all support bundle files
The contents of oldest support bundle
A list of the latest support bundle file
The contents of latest support bundle
Which command removes the configuration associated with resources enclosures, the migration destination, and restarts the file system?
storage migration finalize
storage migration resume
storage migration start
Which product provides air-gap and minimizes the impact of a cyber-attack using a PowerProtect DD system?
PowerProtect Cyber Recovery
PowerProtect Data Manager
NetBackup
CyberSense
What does a storage node manage in a backup environment where DD Boost is used?
Backup date
Backup metadata
Client indexes
Backup devices
When can you consider using Virtual Synthetic Backups with a PowerProtect DD appliance?
If the PowerProtect DD appliance has more than 10 disks
If data restores are frequent
If the PowerProtect DD appliance uses more than 80% of its physical capacity
If incremental backups are less than 20% of a full backup
Which steps make up the PowerProtect DD sanitization process?
Decryption, Merge, Unpacking, and Cleaning
Indexing, Merge, Enumeration, and Copy
Analysis, Zero, Merge, and Cleaning
Merge, Analysis, Enumeration. Copy, and Zero
A storage administrator finished the zoning between the PowerProtect DD and the NetWorker backup server. How can they verify that the zoning was completed properly and the server HBA are visible?
scsitarget show initiator list
scsitarget show initiator
scsitarget initiator show list
scsitarget initiator list
What is the maximum number of simultaneous CIFS connections that DDOS supports in PowerProtect DD?
800
600
400
A PowerProtect DD appliance with two expansion shelves is being installed in a customer-provided rack. When cabling the controller to the shelves, what is connected to the host port on the last shelf in the chain?
Expansion port of the upstream shelf
Host port of the controller
Expansion port of the controller
Host port of the downstream shelf
DRAG DROP
What is the correct sequence of operations used by the PowerProtect DD DIA in the end-to-end verification process?
1. (a)
2. (b) segments.
3. (c)
4. (d) matches the checksum that is written to the disk.5. (e)
What are some possible network bottlenecks for a PowerProtect DD?
Routing protocols, switches and routers, and wire speeds
Connectivity, firewalls, and routing protocols
Configuration, wire speeds, switches and routers
Connectivity, routing protocols, and configuration
When using CIFS from a PowerProtect DD system, what should be changed on a Windows machine?
SMBTimeout to 7200 seconds
SESSTIMEOUT to 3600 seconds
CIFSTimeout to 3600 seconds
SESSTIMEOUT to 7200 seconds
When the PowerProtect DD system boots up for the first time, the CU configuration wizard script does not start automatically. Which of the following can you do to start the configuration wizard manually? (Choose two.)
Use the config setup CLI command
Use the configure terminal CLI command
Restart the system and the configuration wizard appears after you log in as sysadmin
Use the adminaccess configure CLI command
In the DD System Manager select Maintenance > System > Configure System
Which methods are Dell Technologies recommended best practices when configuring the PowerProtect DD VTL feature and Storage Area Network?
Port Zoning and worldwide name
Persistent naming and Switch encryption
Switch encryption and persistent Volume Claim
Persistent binding and port zoning
An IBM Spectrum Protect administrator would like to use the benefits of DD Boost. Which technology will allow this integration?
ICIFS
NFS
BoostFS
VTL
On a PowerProtect DD appliance, which of the following does the system show performance command display?
System performance statistics
System cleaning performance details
Disk I/O performance details for a designated interval
System CPU/Memory performance details for a designated interval
A customer has a backup environment consisting of a server, media server and clients. Which two statements are true concerning the media server connected to a PowerProtect DD? (Choose two.)
The backup server and media server functions can be performed on a single system.
The media server schedules, manages, and operates data backup processes on a backup client.
The media server cannot be connected to a PowerProtect DD VTL and active tier.
The media server is used in obtaining and storing backup data.
What is a requirement to use the PowerProtect DD HA feature?
Each head unit requires its own FS25 shelf.
Head units and nodes require an active/active configuration.
A single set of shared storage.
Dual set of shared storage configuration.
To which shelf and port should SAS HBA slot 1 port B be connected?
Shelf 01 BE
Shelf 01 BH
Shelf 04 BH
Shelf 04 BE
Which expansion rack supports 8 TB disk drives in the PowerProtect DD appliance?
A. ES40
B. FS25
C. ES30
Which Linux distributions support BoostFS?
Raspbian, Red Hat Enterprise Linux, and SUSE Linux Enterprise Server
Debian, SUSE Linux Enterprise Server, and CentOS
Red Hat Enterprise Linux, CentOS, and SUSE Linux Enterprise Server
CentOS, Red Hat Enterprise Linux, and Debian
A backup administrator observes a linear increase in the PowerProtect DD Physical Capacity Used (PostCompression) graph. Weekly garbage collection tasks are not freeing space. Which two things should be verified by the administrator to troubleshoot this issue? (Choose two.)
Check in Maintenance > System for any old upgrade binaries and delete them.
Verify that backups saved to PowerProtect DD are encrypted or compressed before being saved.
Verify the cleaning task is properly scheduled and is performing correctly.
Use the disk show state command to verify the status of disks and replace any with a failed status.
What is the maximum number of cloud units that Cloud Tier consists of to enable multiple cloud providers per protection system?
4
2
3
6
An administrator is scaling Cloud Tier for a DD6900 to add a second cloud unit. What is the required amount of metadata storage (TB)?
240
130
120
60
Which factors must be considered when determining capacity needs?
Deduplication rate, data type, change rate, and throughput
Data size, data type, number of backup servers, and change rate
Data type, data size, change rate, and deduplication rate
Change rate, data size, throughput, and number of backup servers
What is the Backup Data packet flow from the NetWorker Client to the PowerProtect DD appliance?
Through the Storage Node and then to PowerProtect DD
Through the Backup Server and then to PowerProtect DD
Direct from the SAN Media Server to PowerProtect DD
Through the Media Server and then to PowerProtect DD
A Dell Technologies customer has multiple PowerProtect DD systems in a single Data Center. They must consolidate the systems into a single federated namespace so they can all be managed as a single entity. Which feature can be configured so the customer does not have to manually reconfigure their backup software when a system is nearing full capacity?
SmartFabric
SmartScale
DD Namespace Redirection
DD Management Console
A PowerProtect DD Administrator issues the nfs show clients command, what is expected output?
Exported list of NFS users
Exported storage-units
Exported file systems
Exported client list
How are the slots identified on a PowerProtect DD DS60 storage shelf?
Columns of 10 (0 through 9)
Rows of six (A through F)
Columns of 10 (1 through 10)
Rows of six (A through F)
Columns of 12 (1 through 12)
Rows of five (A through E)
Columns of 12 (0 through 11) Rows of five (A through E)
DRAG DROP What is the correct sequence to configure and enable Cloud Tier on a PowerProtect DD system?
1. (a)
2. (b)
3. (c)
4. (d)
5. (e)
An administrator has a PowerProtect DD appliance with 32 CPU Cores and 128 GB RAM and 3 GB NVRAM. What is the maximum number of drives that they can configure with one VTL?
270
540
123
64
Two companies recently merged. They are consolidating and purchased three PowerProtect DD systems and Avamar protection software.
- One company is using ECS, Google Cloud and Salesforce cloud providers.
- The other is using Alibaba, IBM and Microsoft Azure cloud providers.
What is the maximum number of Cloud Tiers that can be created across the three PowerProtect DD systems by the Administrator?
3
4
6
5
Which two authentication protocols are available on BoostFS? (Choose two.)
RSA Lockbox
JWTs
OlDC
Kerberos
The finance department requires PDFs that are no longer being accessed be sent to AWS S3. Which data movement policy is used?
Recall
Age-based
Agg-driven
Age-range
DRAG DROP What is the correct order of steps to verify DD Boost implementation and clone functionality?
1. (a) application console
2. (b) console
3. (c) appliances
4. (d)
A customer is attempting to configure VTL with 68 libraries, 800 slots, 524 drives, and 100 CAPs each but is unable to complete the configuration.
What is the cause of this issue?
Reach CAPs limit
Reached libraries limit
Reached drives limit
Reached slots limit
Which is the default IP address assigned to PowerProtect DD iDRAC?
192.168.100.100
192.168.10.100
192.168.0.120
192.160.1.120
What is a characteristic of the Global-Compression Factor?
It measures the data reduction effect of the compression algorithms
It displays the amount of storage that the system uses after data reduction
It is a product of the global compression and local compression factors
It measures the data reduction effect of deduplication
A PowerProtect system administrator would like to enable the tape out to cloud feature. Which three requirements must be met prior to installing the tape out to cloud license? (Choose three.)
A replication license is installed
A DD Boost user is assiqned
A cloud profile is created
A VTL license is installed
A Dell Cloud Tier license is installed
A customer is going to manage access to PowerProtect DD and wants to know which authentication methods are available in DD System Manager.
Use the simulator to explore the system. Which authentication method is supported?
RADIUS
OAuth
NIS
PAP
A backup administrator is using a dynamic interface group for client backups. The backups continue to fail.
Why are the backups failing?
Interface is not configured
No cable link status
DDBoost Status is disabled
Interface is disabled
