IBM C1000-021 Online Practice Questions and Exam Preparation

IBM C1000-021 Online Questions & Answers

• Question 1:

  Which utility is used to collect Disk Magic input data from VMware servers?

  A. iostat
  B. vSphere Utilities
  C. esxtop
  D. PerfMon
  A. iostat

• Question 2:

  A customer has purchased two IBM Storwize V7000 systems and would like to implement a system topology that supports high availability. In the event of a site disaster, the customer requires access to all volumes without a loss of performance.

  Which IBM architecture will meet the customer's needs?

  A. Enhanced stretched cluster
  B. Transparent cloud tiering
  C. HyperSwap
  D. Volume mirroring
  C. HyperSwap

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  explanation:

  Reference: https://www-01.ibm.com/support/docview.wss?uid=tss1wp102538andaid=1

• Question 3:

  A customer is looking to replicate data to its disaster recovery location. The customer has gathered data about I/O and throughput to the storage. Which piece of information is needed to properly size the bandwidth needed between the two locations?

  A. Peak port busy
  B. Peak control unit busy
  C. Peak write IOPS
  D. Peak write MBps
  D. Peak write MBps

• Question 4:

  A customer is looking an IBM Storwize V7000 based on NL-SAS drives against dual drive failure but wants the most efficient use of the capacity of the device. Which RAID scheme should the customer consider?

  A. RAID 6
  B. RAID 5
  C. DRAID 5
  D. DRAID 6
  A. RAID 6

• Question 5:

  A customer needs to create a full copy of a production volume. Which option must be used creating a FlashCopy?

  A. Clone
  B. Duplicate
  C. Snapshot
  D. Volume Copy
  D. Volume Copy

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  explanation:

  Reference: https://www.ibm.com/support/knowledgecenter/STXN8P/com.ibm.storage.ssic.help.doc/f2c_fcprimarytask_2ep3uj.html

• Question 6:

  A customer has several large disk systems providing block data over Fibre Channel. The customer has several applications requiring different storage tiers including read-intensive SSDs, 15K RPM SFF drives and 7.2K RPM LFF drives. Which IBM solution allows IBM Storwize V7000 scalability and intermix of SFF and LFF drives?

  A. IBM High Density Expansion Enclosure
  B. EXP24S Expansion Enclosure
  C. Elastic Storage Server
  D. IBM F Model Expansion Enclosure
  A. IBM High Density Expansion Enclosure

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  explanation:

  Reference: http://www-01.ibm.com/common/ssi/ShowDoc.wss?docURL=/common/ssi/rep_sm/3/897/ENUS2076-_h03/index.htmlandlang=enandrequest_locale=en

• Question 7:

  Which IBM resource allows the technical specialist to model a configuration to include disk drives, RAID types, array layouts, and feature codes?

  A. apacity Magic
  B. IBM Storage Insights
  C. Disk Magic
  D. e-config
  D. e-config

• Question 8:

  A customer wants to know the advantage of DRAID over traditional RAID What should the technical specialist explain?

  A. The hot spare space moves around the RAID array
  B. No rebuild area capacity is required
  C. All drives participate in application I/O
  D. It is a dynamic form of RAID that automatically adjusts the RAID level to performance needs
  C. All drives participate in application I/O

• Question 9:

  A customer needs to implement CHAP on an IBM Storwize V7000. What does CHAP provide?

  A. It provides the mechanism for LUN masking
  B. It provides authentication using username and password
  C. It manages multipathing and load balancing
  D. It manages the IQN for a group of hosts
  B. It provides authentication using username and password

• Question 10:

  A company needs to configure an IBM SVC Enhanced Stretched Cluster. The two nodes are located in different buildings on the campus that contain isolated SAN fabrics. Which option can be used to configure the interconnect?

  A. FCIP
  B. 1 Gb Ethernet
  C. FCoE
  D. iSCSI
  A. FCIP