HP0-438

HP Certified Professional Advanced SAN Architecture HP0-438
Exam Preparation Guide

Purpose of the exam prep guide

The intent of this guide is to set expectations about the content and the context
of the exam and to help candidates prepare for the exam. In this guide, you will find recommended HP training courses, reference and study material to help you achieve a successful passing score.

Studies conducted by HP and Prometric show that a combination of course attendance and self-study maximizes the likelihood of passing the exam on the first attempt.

Audience

This exam is for technical presales personnel who design, deploy, configure and integrate SAN-based storage solutions.

Examples of job roles:

? SAN Architect
? Storage Consultant
? Storage SA

General areas of content include:

? SAN Architecture
? SAN Security
? SAN Topologies
? Merging and Scaling
? SAN Extensions
? Performance and Management Best Practices

Advanced SAN Architecture Exam Preparation Guide

Certification requirements

Advanced SAN Architecture Exam HP0-438 is one of the core requirements
to be certified as a:

• Master ASE- HP SAN Architect – Data Availability Solutions.

• Master ASE – HP SAN Architect – Backup Solutions

This level of certification measures the competencies required for hands-on design as well as the skills needed for the integration and support of business solutions for complex, enterprise environments. Given a set of customer business requirements this individual is expected to be able to design, support and integrate application, middleware, platform, operating system, storage, network and option components necessary to solve business needs. The ideal candidate is anyone who deploys complex solutions based on HP
technologies. Individuals pursuing this level must meet the prerequisite of having the Accredited Systems Engineer certification.

Prerequisites for MASE SAN Architect are any one of the following:

ASE – HP StorageWorks Nearline Storage (Backup Solutions)

ASE – StorageWorks

ASE – ProLiant Servers

ASE – AlphaServer + Tru64 UNIX v5

ASE – AlphaServer + Linux

ASE – AlphaServer + OpenVMS

NOTE: The following retired HP credentials also fulfill the prerequisite requirement:

• ASE – ProLiant + Windows

• ASE – ProLiant + NetWare

• ASE – ProLiant + Linux

• ASE – ProLiant + UnixWare

Exam details

At the beginning of the exam, you will be asked to answer several survey questions. The survey questions are designed to assist the exam development team in accurately profiling test results and to improve future exams.

The following are details about the exam:

Number of items: 74

Item types: multiple choice, drag and drop

Advanced SAN Architecture Exam Preparation Guide

Time commitment: 105 minutes

Passing Score: 72%

Reference Material: No on-line or hard copy reference material will be allowed at the testing site.

Advanced SAN Architecture Exam Preparation Guide

Exam Registration

This exam is available at Prometric.

This exam is available at Promissor.

Comments on the exam

During the exam, participants can make specific comments about the items
(i.e., accuracy, appropriateness to audience, etc). HP welcomes these
comments as part of our continuous improvement process.

Exam content

The following testing objectives represent the specific areas of content covered in the exam. Use this outline to guide your study and to check your
readiness for the exam. The exam measures your understanding of these areas.

SAN Architecture
Define SAN Architecture and the associated features and benefits of an architecture approach.
Define the role of a SAN Architect
Explain how to perform a storage assessment using available tools to collect pertinent data and specifically which areas need to be examined.
Identify and describe HP SAN Architecture Services.
Explain how SAN assessment involves analyzing the cutomer business needs and requirements and how they affect storage requirements.
Describe how to build a buisness case for a SAN architecture solution.
Identify and describe factors surrounding SAN architecture such as growth planning, SAN connectivity, SAN scalability, SAN storage capacity, scalability and migration, SAN affordability, RAS (reliability, availability, and servicability), etc.
Describe four SAN architectural views: Business, Functional, Technical, and Implementation.
Given a customer requirement present relevant storage solution options to meet the customer’s business needs.
Describe advanced storage vision and the impact on the customer’s company and business plan.
SAN Security
Describe the purpose, features, and function of the basic security model in relation to expectations, levels of implementation, types of attacks, security domains, and SAN security access points.
Explain how to plan for SAN security using various SAN security practices and SAN security prevention.
Distinguish between the purpose, features, and function of the M-series and B-series switches including the standard and optional security features.
Describe storage security in an enterprise environment.
Describe the purpose, features, and function of zoning rules and guidelines in relation to zoning enforcement, zoning configuration, fabric-based zoning, and maximum zone size.
Distinguish between the zoning guidelines of the B-series, C-series, and M-series switches.
Identify security problems/present solutions (people, company problems, business continuity implementation, etc.)
SAN Topologies
Identify the HP supported SAN toopologies and design rules and the purpose, features, functions, and benefits of each.
Describe the purpose, features, and function of routed fabric topologies of B-series meta SAN and C-series

Advanced SAN Architecture Exam Preparation Guide

VSANs with IVR.
Identify and describe SAN infrastructure performance factors such as blocking, fan-out, fan-in, oversubscription, and trunking and explain what to do in each case.
Describe the data availability levels in a SAN such as single connectivity fabric, single resilient fabric, single- resilient fabric with multiple device paths, and multiple fabrics and device paths and describe the design considerations for each.
Merging and Scaling
Describe SAN fabric scaling considerations and procedures including SAN expansion challenges.
Explain how to scale, migrate, and merge SAN topologies sucha s cascaded fabric, meshed fabric, ring fabric, and tree backbone fabric.
Identify best practices when merging a SAN consisting of high-availability redundant fabric.
Explain how to merge SAN islands using merging guidelines, domain ID considerations, and fabric parameters.
Identify the SAN core and SAN switch addressing modes including the core PID SAN design issues and transition plan.
SAN Extensions
Explain the need for SAN extensions and the supported SAN extension technologies.
Describe the purpose, features, and functions of the HP supported long distance products and the benefits of each.
Distinguish between HP supported SAN extension technologies.
Identify the best practices associated with each HP supported SAN extension technology.
Identify the best practices associated with cluster extensions.
Distinguish between iSCSI and Fibre Channel in relation to SAN extensions.
Performance and Management Best Practices
Describe the purpose, features, functions, and benefits of the HP Open SAN Management strategies.
Identify and describe advanced SAN Management concepts including performance and capacity management.
Describe the features and benefits of HP ILM Solution.
Explain how to manage storage with SMI-S.
Describe automation procedures for complex SAN environments.
Describe the SAN processes (people, hardware, software, company policies, regulations, etc.)
Explain how to provide knowledge transfer / customer orientation.
Describe the HP multivendor support concepts (e.g. when there is a problem with B-, C-, or M-switches in a given SAN).
Demonstrate the ability to use the SAN Design Guide.

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Recommended Training and Study References

This section lists training courses and documents that can help you acquire a majority of the knowledge and skills needed to pass the exam. You must also gain the practical experience outlined in this guide.

You are not required to take the courses listed in this section. However, HP strongly recommends that you attend the classes, participate in class labs, and thoroughly review all course material and documents before taking the exam, even if you believe you have sufficient on-the-job experience.

Advanced SAN Architecture Exam Preparation Guide

Instructor-Led Training

Use the information in this guide and the practical experience you have gained
to determine your need for the instructor-led training.

Advanced SAN Architecture, v5.31 / 05.25.2005
Instructor-led Course (3-days)
eLMS 23447

Documentation

Title Section Title Source/Order Number
SAN Design Reference guide All AA-RMPNZ-TE
Enterprise Backup Solutions
Design Guide All HP StorageWorks Enterprise Backup Solution: EBS 1-
2-3

Advanced SAN Architecture Exam Preparation Guide

Sample Test Items

The sample test items give you a preview of what the actual test items will look like. It is important to note that these items WILL NOT be on the exam itself. However, they are representative of the actual items, and they should help you become familiar with the format and complexity of the test items. These sample test items are not a check for readiness.

1. Which tool should you use to conduct a storage assessment?

a. HP OpenView Storage Profiler

b. HP OpenView Storage Provisioner

c. HP OpenView Storage Area Manager

d. HP OpenView Storage Configuration Manager

2. When planning to scale a SAN by migrating topologies, best practices recommend the SAN should be .

a. restarted

b. well documented

c. zoned before the change

d. using non-persistent addressing

3. What are Fiber Optic Interconnects/Distance Rules for HP StorageWorks
M-Series (McDATA) and B-Series (Brocade) fabric switches, per cable
segment between devices and switches or switches and switches using 1
Gbit/sec speed and 50/125 micron multi-mode fiber optic cable and short
wavelength GBICs or GLMs?

a. up to 200 meters maximum distance b. up to 300 meters maximum distance c. up to 500 meters maximum distance d. up to 1000 meters maximum distance

Advanced SAN Architecture Exam Preparation Guide

4. A customer has a SAN solution that is configured for disaster recovery
using EVAs with synchronous data replication. An employee suggests
that they do not need to back up their EVAs anymore as the data is protected at all times.

As a SAN architect, what is your advice to the customer?

a. You agree with the employee.

b. You disagree and recommend continuing with the backups and explain.

c. You agree with the employee but only if clones are maintained at set intervals.

d. You with the employee but only if snapshots and clones are maintained at set intervals.

5. A customer has an application that is considered mission critical. In the event of a disaster, they want a replication solution that will guarantee that the replicated data is identical to the source without any data loss.

Which solution accomplishes this?

a. fan-out replication

b. bidirectional replication c. synchronous replication d. asynchronous replication

6. You are replicating data over long distances using 1 Gbps B-serious
(Brocade) fabric switches.

Extended fabrics (increased buffer-to-buffer credits) should be used when the minimum distance exceeds km.

a. 10 b. 15 c. 20 d. 35

Advanced SAN Architecture Exam Preparation Guide

7. What virtualization model is used in the Continuous Access Storage
Appliance (CASA)?

a. out-band management of symmetrical virtual objects

b. symmetrical pooling or also called in-band virtualization

c. asymmetrical pooling or also called out-band virtualization

d. either symmetrical or asymmetrical selected at the initial configuration

8. A customer wants to use 2 Gbps B-series (Brocade) fabric switches in an extended fabric configuration with two 35 km single-mode fiber optic ISLs.

What is required for the two switches on either end of the link?

a. Nothing is required, simply connect the ISLs.

b. A remote switch license must be added to both switches.

c. An extended fabric license must be added to both switches.

d. An extended fabric license must be added to all switches in the
SAN.

9. FCIP is best used for _____. (Choose two.)

a. increasing network bandwidth

b. eliminating unacceptable performance delays

c. MAN extensions based on cost effectiveness for distance

d. WAN extensions based on cost effectiveness for distance

10. What are three fabric topology events that can be monitored with the B- Series (Brocade) Fabric Manager? (Choose three.)

a. zone changes

b. topology reconfigurations

c. SAN peak hours traffic changes d. GBIC/SFP extractions/insertions e. average SAN resource utilization

Advanced SAN Architecture Exam Preparation Guide

Answers:

1. C

2. B

3. C

4. B

5. C

6. A

7. B

8. C

9. C, D

10. A, B, D

Conclusion

HP wishes you success in the HP Certified Professional Program and in passing the exam for which you are preparing.
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