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IBM C1000-021 Exam Actual Questions

The questions for C1000-021 were last updated on March 30, 2024.
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  • Viewing questions 1-4 out of 50 questions
 

Topic 1 - Single Topic

Question #1 Topic 1

A customer would like to reduce the amount of backup data being stored on its IBM Storwize V7000 storage.
Which IBM Spectrum Protect feature should the technical specialist propose?

  • A. Encryption
  • B. Data deduplication
  • C. Node replication
  • D. Integration with hardware snapshots
Reveal Solution Hide Solution   Discussion  

Correct Answer: D 🗳️

Question #2 Topic 1

A technical specialist is conducting a disk technology briefing to position the IBM FlashSystem V9000 against flash drives in an IBM Storwize V7000. The customer asks, "Why is SSD latency greater than a flash module?"
How should the technical specialist respond to the customer?

  • A. Larger capacity SSDs use TLC technology which is slower than MLC
  • B. The SSD is using a traditional drive style interface protocol, which can cause a performance overhead.
  • C. SSDs use much slower internal SLC flash technology than the IBM FlashSystem, which uses eMLC/MLC.
  • D. The cache memory in the IBM Storwize V7000 is less, which increases latency.
Reveal Solution Hide Solution   Discussion  

Correct Answer: A 🗳️

Question #3 Topic 1

A customer has two IBM Storwize V7000 I/O groups. As part of its business continuity plan, one unit is located within its primary site and the other at a disaster recovery site. The customer synchronously replicates between each IBM Storwize V7000.
What should the customer configure to provide fast non-disruptive failover in case of an outage?

  • A. Transparent Cloud Tiering
  • B. Stretched cluster
  • C. HyperSwap
  • D. Global Mirror
Reveal Solution Hide Solution   Discussion  

Correct Answer: C 🗳️
Reference:
https://en.wikipedia.org/wiki/IBM_SAN_Volume_Controller

Question #4 Topic 1

A customer needs to significantly increase the performance of an existing IBM Storwize V7000 Gen1 based on 15k RPM SAS disks with minimal investment.
What is the most effective way to achieve this?

  • A. Add five percent of flash storage to the pool
  • B. Acquire an IBM Storwize V7000F
  • C. Add compression cards and enable RtC
  • D. Purchase Easy Tier
Reveal Solution Hide Solution   Discussion  

Correct Answer: A 🗳️
Reference:
https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=2ahUKEwjwm4_svJjhAhXIzaQKHW_pA3YQFjAAegQIBRAC&url=https%
3A%2F%2Fwww.ibm.com%2Fdeveloperworks%2Fcommunity%2Ffiles%2Fbasic%2Fanonymous%2Fapi%2Flibrary%2F33795c8c-583c-400a-9702-a99258c444ef
%2Fdocument%2Fd34630de-48af-408d-86fb-5bfbe8d5ea3d%2Fmedia%2FSpectrum_Virtualize_Updates20170119V2%2520Webinar%25201-19-
17.pdf&usg=AOvVaw14pirndj_tB8B97b1UuRcG

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