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Exam ACA-Cloud1 topic 1 question 58 discussion

Actual exam question from Alibaba's ACA-Cloud1
Question #: 58
Topic #: 1
[All ACA-Cloud1 Questions]

Alibaba Cloud Object Storage Service (OSS) is a massive, highly available, secured and cost effective storage service. OSS is superior than self-built storage in all these aspects. Which of the following advantage relates to the high availability of OSS?

  • A. Availability actually relies on the underlying hardware, which can break down easily. Once the hard disk malfunctions, it can also lead to permanent data loss.
  • B. Data Reliability is not less than 99.99999999%. Data is backed up automatically with multiple redundant copies.
  • C. Data has to be backed up by customer manually, which is time-consuming and labor-intensive.
  • D. The following features are available: Multiple Authentication and Authorization mechanism, Whitelist, Anti-leech URL, and Master-Sub Account
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Suggested Answer: B 🗳️
Reference:
https://www.alibabacloud.com/blog/alibaba-cloud-object-storage-vs--ibm-cloud-and-oracle-cloud-equivalent_293464
by tacihosi at April 5, 2025, 2:03 p.m.

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