HP Certified Professional

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1 HP Certified Professional Supporting the HP StorageWorks Virtual Library System (VLS) HP0-944 Exam Preparation Guide Purpose of the Exam Prep Guide Audience 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. This exam is for personnel who support the HP StorageWorks Virtual Library System (VLS). Examples of job roles include: HP Services field engineer, call center personnel and other field personnel who provide installation and/or operational support assistance HP Channel Partners supporting HP Storage products (for example, engineers who perform warranty and installation services) General areas of content include: Fundamental Storage Technologies Supporting VLS VLS Concepts, Systems, Components Options and Features, VLS Installation, Configuration and Upgrade Procedures VLS Troubleshooting and Repair Procedures VLS Administrative and Operational Tasks and Procedures Certification Requirements This Supporting the HP StorageWorks Virtual Library System (VLS) Exam (HP0-944) is one of the exams that satisfies the ASE StorageWorks Nearline 1

2 Prerequisites Exam Details (transitional), an elective for ASE HP StorageWorks [2008], and a core in the ASE Specialty in HP Secondary Storage credential. This level of certification measures competencies required for hands-on integration and support of technical solutions in complex, enterprise class environments. Given a set of customer business requirements, an individual earning this certification is expected to be able to design, support and integrate platform, operating system, nearline storage, network and option components to solve business needs. The ideal candidate is anyone who deploys complex solutions based on HP nearline technologies. Job functions include, but are not limited to: Plan, design and capacity-size solutions Install, configure, startup and upgrade solution components Performance tune and optimize solutions Troubleshoot solutions and perform removal and replacement operations Perform system administration and operational tasks Manage using HP tools and resources AIS HP StorageWorks [2008] Basic knowledge of : Tape backup technologies, tape libraries and backup software Command View TL SAN environments and basic connectivity foundations Knowledge of/completion of pre-requisite Instructor-Led and Web-based training courses specified in the Recommended Training and Study References section of this exam preparation guide 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: 61 Item types: multiple choice, drag-and-drop Time commitment: 90 minutes 2

3 Passing Score: 73% (45 items) Reference Material: No on-line or hard copy reference material will be allowed at the testing site. Comments on the Exam Exam Content 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. 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. Objective 1.1 Describe storage protocols and standards that support VLS. Relevant RAID levels; advantages and limitations Fibre Channel and SAN SCSI and SATA configurations, restrictions and limitations 1.2 Describe storage management technologies that support VLS. Backup and recovery technology Important automation features of storage management software 2.1 Describe the Virtual Library terms, concepts, and advantages Disk-to-tape and disk-to-disk backup Differences between a virtual library and a tape library Data protection methods Storage capacity utilization concepts Transparent tape migration concepts 2.2 List and describe basic virtual library hardware and software. 3

4 Objective Basic VLS hardware components Virtual library software functionality and interaction with backup software Virtual Library models and differences between them Purpose of the VLS library emulation type (MSL,EML, Thinstore, VLS 2.3 Describe compatibility, licensing, and identify upgrade options. Compatible tape libraries, backup applications, operating systems, management software products, and Fibre Channel interconnect products VLS expansion and upgrade options VLS licensing options 3.1 Demonstrate the ability to implement a virtual library system in a given customer environment. Solution validation Required personnel, tools, documentation and precautions Installing the VLS into the rack Start-up operations and initial configuration 3.2 Describe hardware upgrades Adding and removing disk arrays Maximum disk array support Migration paths 4.1 Describe pro-active support VLS redundancy features and options Oversubscription concepts 4.2 Describe reactive solution support Documentation used Troubleshooting procedures including use of LEDs, single disk failure identification, RAID5 volume failure, system disk failure on a VLS node, opening an Integrated Lightsout (ILO) session, obtaining passwords, opening service sessions, host operating system issues, support ticket 4

5 Objective creation, changing debug logging levels Repair and recovery procedures including remove/replace precautions, tools required, end-user replaceable parts identification, field replaceable units, preparing a VLS node for parts removal and replacement, preparing a disk array for part removal and replacement, restoring the VLS configuration, VLS recovery from a power failure 4.3 Describe methods of tuning VLS performance. Performance bottlenecks Performance tuning methods Effects of multiple data streams and devices on VLS performance Virtual library performance tuning consequences and side effects 5.1 List the main functions of Command View VLS. 5.2 List the main functions of the ssh Command Line Interface. 5.3 Describe the storage configuration procedures. Configuration and management of virtual libraries, virtual drives, virtual cartridges, LUNs, LUN mapping/masking configuration through GUI and CLI Storage capacity management Restart procedure for the VLS device emulations and possible consequences Changing the network configuration 5.4 Describe monitoring and other VLS management procedures Viewing VLS status information, notification alerts and diagnostic trace log files Deleting notification alerts notification set up SNMP notification 5

6 Objective Adding a management console to the SNMP alert Saving VLS diagnostic trace log files Account management Updating VLS software Installation procedure for capacity licenses 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. 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. Title Course Number How to Enroll HP StorageWorks Virtual Library System Service and Support HP StorageWorks Virtual Library System Service and Support Refer to your regional websites for local training information Refer to your regional websites for local training information (Virtual Classroom) Web-Based Training Self-paced training and technical documentation may provide appropriate learning alternatives to instructor-led training for more experienced candidates. Title Course Number How to Order/Obtain Virtual Library System 1000i Self Refer to your regional websites for local 6

7 Paced Training HP StorageWorks 6000 Virtual Library Update (Recorded) Tape Technologies and Standalone Tape Drives Service and Support CBT training information Refer to your regional websites for local training information 700 Refer to your regional websites for local training information Documentation Title VLS 1000i User Guide VLS1000i Quickspecs Role of a VLS in a Modern Data Protection Strategy White Paper VLS6000 User Guide SAN Design Guide Source/Order Number /c pdf 5_div.html tp://h20000.www2.hp.com/bc/docs/support/supportmanual/c /c pdf /c pdf Sample Test Items The following examples represent the types of items and question formats that you could see on the exam. These are generic samples and do not reflect the content being tested. 1. Which planet is closest to the Earth? A. Mars B. Pluto C. Venus D. Saturn 7

8 2. Which planets are inner planets planets found within the asteroid belt? (Select two.) A. Pluto B. Earth C. Neptune D. Mercury E. Venus 3. Click the Exhibit button. What is this constellation called? A. Leo B. Aries C. Orion D. Taurus E. Gemini F. Pleiades G. Ursa Minor H. Ursa Major I. Andromeda 8

9 α Betelgeuse λ γ ε ζ ι δ θ η κ β Rigel 4. Click the Task button. Place the planets in order of closest to farthest from the planet Earth. 5. Click the Task button. Review the picture of the planets and click on Saturn. 9

10 Exam Registration This exam is available at Prometric. Conclusion HP wishes you success in the HP Certified Professional Program and in passing the exam for which you are preparing. 10