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C9020-463 Latest Exam (Jan 2017)

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January 11, 2018

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IBM System Storage DS8000 Technical Solutions

Question No: 21

Which feature should be added if the elevator to the customer’s data center is limited to 2000 pounds?

  1. Shipping Weight Reduction

  2. Extended Power Line Disturbance

  3. Earthquake Resistance Kit

  4. BSMI Certificate

Answer: D

Question No: 22

A customer has requirements of continuous availability:99.9999% availability, and a maximum of 32 seconds downtime per year.

Which IBM storage product and feature will address these requirements?

  1. IBM DS8870 with HyperSwap

  2. IBM TS7720T Grid

  3. IBM XIV with Replication

  4. IBM Spectrum Virtualize with stretch cluster

Answer: A

Question No: 23

Which characteristic is NOT correct for the IBM DS8870 High-Performance Flash Enclosures (HPFE)?

  1. A HPFE is 2U high.

  2. Of the four RAID ranks in one HPFE, two could be formatted for Mainframe/CKD, and two could be formatted for Open/FB volumes.

  3. A HPFE supports encryption.

  4. There can be up to eight HPFEs in one IBM DS8870.

Answer: B

Question No: 24

Which operating system environment supports the IBM DS8870 Cooperative Caching function?

  1. Windows

  2. Linux

  3. AIX

  4. z/OS

Answer: D

Explanation: For System z and z/OS environments, DS8870 models can support 1 TB (1,182,006 cylinders) 3390 volumes. It can help relieve addressing constraints, improve disk resource utilization, and improve storage administrator productivity by providing the ability to consolidate multiple disk volumes into a single address.

Reference:http://www-

01.ibm.com/common/ssi/ShowDoc.wss?docURL=/common/ssi/rep_ca/1/877/ENUSZG12- 0291/index.htmlamp;request_locale=en

Question No: 25

A customer has a data center that is managed remotely.

What must be done to the IBM DS8870 to enable it to work in this environment?

  1. Order TPC to allow management.

  2. Utilize the internal HMC.

  3. Use the SSPC that is shipped with each DS8870.

  4. Have the Systems Director manage the DS8870.

Answer: A

Question No: 26

Which function allows multiple concurrent I/Orequeststo the same volume without impact in a rapidly changing workload?

  1. WLM

  2. HyperPAV

  3. I/O Priority Manager

  4. zHPF

Answer: B

Reference:https://www.google.com.pk/url?sa=tamp;rct=jamp;q=amp;esrc=samp;source=webamp;cd=7amp;ved

=0CD8QFjAGahUKEwjG9NXlpfTHAhXGuhoKHWRdDwsamp;url=http://blog- shawndwells.rhcloud.com/wp-content/uploads/2012/07/2009-09-17- zGetTheHype-zVM-with-Reed-Mullen-

.pptamp;usg=AFQjCNH7CmxNmIVCD48TdhMPsDLI0i6fJAamp;bvm=bv.102537793,d.d2samp;cad=rj a

Question No: 27

A customer is intrigued by the Easy Tier offering that the IBM DS8870 provides and wants to implement a hybrid pool to allow Easy Tier to automatically move data between different tiers of storage based on his actual workload.

Which three valid hybrid pools will enable this?(Select three.)

  1. 300 GB 15,000 RPM and 600 GB 15,000 RPM disk drives

  2. 800 GB SSDs and HPFE flash cards

  3. 600 GB 15,000 RPM and 600 GB 10,000 RPM disk drives

  4. 4 TB 7,200 RPM disk drives, and HPFE flash cards

  5. 600 GB 10,000 RPM, 4 TB 7,200 RPM disk drives, and HPFE flash cards

  6. 600 GB 15,000 RPM disk drives and HPFE flash cards

Answer: C,D,E

Question No: 28

During the Technical and Delivery Assessment pre-sales review, a customer identifies a requirement to implement Easy Tier Server with its new IBM DS8870 deployment.

Which planning requirement must be discussed as part of the checklist planning review?

  1. Supported on native AIX servers (non-VIOS) only

  2. VIOS with direct attachment to the DS8870

  3. A minimum AIX OS level (AIX 7.1 TL3 or higher)

  4. A minimum of dual 16-Gbps connectivity via SAN

Answer: B

Question No: 29

The IBM DS8870 is equipped with two DC-UPSs per frame. How should the DS8870 be connected to the facility power?

  1. It is enough that one is connected as the other is in standby

  2. To the same circuit, since the DC-UPSs provide redundancy

  3. To different circuits for redundancy

  4. The DC-UPSs are daisy-chained, soonly one needs to be connected

Answer: B Reference:http://www.redbooks.ibm.com/Redbooks.nsf/RedbookAbstracts/tips1180.html?O pen

Question No: 30

What are two characteristics of the High Performance Flash Enclosures (HPFEs) available in the IBM DS8870?(Choose two.)

  1. Up to eight HPFE features can be installed.

  2. Each HPFE supports up to thirty 400 GB SSDs.

  3. Each HPFE can support 16 or 30 Flash cards.

  4. HPFEs are installed using standard disk enclosure space.

  5. HPFEs share DAs with other HDDs/SSDs.

Answer: A,C

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