D-PVM-DS-23 Dell PowerMax and VMAX Family Solutions Design 2023 Exam Questions

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1.A storage administrator uses Unisphere for PowerMax to provision new storage from a VMAX All Flash
array.
Which Workload Type is recommended for a combination of small and large block I/O workloads?
A. DSS
B. Optimized
C. OLTP
D. None
Answer: D
2.Match each SnapVX term to its description.
Answer:
3.An architect uses the following command to collect data from a host when designing a solution in
BCSD:
iostat –d –x –t interval count >> hostname.iostat.date.txt
What does the -x flag in the command represent?
A. Expanded format
B. Exclude space characters
C. Extended format
D. XML format
Answer: C
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4.How do Copy mode linked targets and NoCopy mode linked targets behave when a SnapVX unlink
operation disassociates the linked target?
A. Once the copy completes, Copy mode linked targets do not contain a full and usable copy of the
source devices.
Behavior of NoCopy mode linked targets depends on the operating system running on the array.
PowerMaxOS 5978 and HYPERMAX OS 5977.810.184 and later allow access to unlinked targets.
B. Once the copy completes, Copy mode linked targets contain a full and usable copy of the source
devices.
Behavior of NoCopy mode linked targets depends on the operating system running on the array.
PowerMaxOS 5978 and HYPERMAX OS 5977.596.583 and later allow access to unlinked targets.
C. Once the copy completes, Copy mode linked targets contain a full and usable copy of the source
devices.
Behavior of NoCopy mode linked targets depends on the operating system running on the array.
PowerMaxOS 5978 and HYPERMAX OS 5977.810.184 and later allow access to unlinked targets.
D. Once the copy completes, Copy mode linked targets will contain a full and usable copy of the source
devices.
NoCopy mode linked targets will not allow access to unlinked targets.
Answer: B
5.Which PowerMax initially ordered configuration provides the fewest available slots for front-end I/O
modules per engine?
A. PowerMax 2000 dual-engine
B. PowerMax 8000 multi-engine
C. PowerMax 2000 single-engine
D. PowerMax 8000 single-engine
Answer: D
6.An administrator is managing historical performance data retention in Unisphere for PowerMax.
Which unit of time is associated with the numerical value they specify for the retention period?
A. Months
B. Hours
C. Days
D. Weeks
Answer: A
7.By what percentage is SRDF throughput improved by SiRT?
A. 10%
B. 20%
C. 30%
D. 40%
Answer: B
8.What is the best practice sizing guideline for front-end FA utilization on a single engine PowerMax
array?
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A. 0.5
B. 0.7
C. 0.8
D. 0.6
Answer: A
9.What is the maximum number of BTP files that can be included in a project in Sizer?
A. 40
B. 30
C. 10
D. 20
Answer: B
10.What is the best practice sizing guideline for front-end FA utilization on a two-engine PowerMax array?
A. 0.5
B. 0.6
C. 0.7
D. 0.8
Answer: C
11.In a legacy SRDF/A mode, the delta sets are numbered as follows:
Capture: N, Transmit: N-1, Receive: N-1, Apply: N-2
What is the number of the Transmit Delta Set after the second cycle switch?
A. N+2
B. N
C. N-1
D. N+1
Answer: D
12.Which of the following is TRUE about a COMMIT statement executed at the end of the T1 unit of work?
A. A ROLLBACK command executed just after the COMMIT command cancels that COMMIT
B. Save points defined during transaction T1 are released only if there is a RELEASE SAVEPOINT
command executed after the COMMIT command
C. It finishes the current T1 unit of work and a new one is initiated, however it is possible to ROLLBACK to
the latest SAVEPOINT before COMMIT
D. It finishes the current T1 unit of work and a new one is initiated. All changes made by UPDATE and
DELETE commands during unit of work T1 are committed
Answer: D
13.A PowerMax parent Storage Group (SG) contains two child SGs: SG1 and SG2.
What is a valid Host I/O bandwidth limit setting for this configuration?
A. Parent SG: 500
SG1: NOLIMIT
SG2: 1000
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B. Parent SG: 400
SG1: 500
SG2: NOLIMIT
C. Parent SG: 400
SG1: 500
SG2: 200
D. Parent SG: 500
SG1: 500
SG2: 400
Answer: D
14.The Output file of a linux host collection utility does not match the BCSD parser format. what could be
the reason?
A. Incorrect LUNs specified
B. Perform is not up to date
C. BSCD is incorrectly configured
D. OS patches are not up to date
Answer: D
15.The SecurityAdmin for Unisphere wants to create a new user that will perform all management (active
or control) operations on a storage system and be able to modify GNS group definitions in addition to all
Monitor operations. The user will not be able to create or delete user accounts.
What role needs to be assigned to the new user?
A. StorageAdmin
B. SecurityAdmin
C. Device Management
D. Admin
Answer: A
16.SRDF/A has been enabled between two PowerMax arrays. Due to a loss of all RDF links, the SRDF/A
session has been placed in a Transmit Idle state.
What happens to cycle switching and the delta sets?
A. Cycle switching continues; Capture Delta Set count grows
B. Cycle switching stops; Transmit Delta Set count grows
C. Cycle switching stops; Capture Delta Set count grows
D. Cycle switching continues; Transmit Delta Set count grows
Answer: D
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