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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?
Suggested Answer: B
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17 comments · newest first
DA
Dannette
11 months ago
Wait, are we sure about that reliability figure? Sounds too good to be true!
PE
Percy
11 months ago
Manual backups are a hassle, self-built might be better for some.
HA
Hailey
11 months ago
But isn't hardware still a risk? What if it fails?
JO
Joanna
12 months ago
Totally agree, 99.99999999% reliability is impressive!
LI
Lillian
12 months ago
OSS has automatic backups with multiple copies, super reliable!
NO
Noah
1 year ago
Option C seems wrong because it mentions manual backups, which would definitely not support high availability.
FE
Felicia
1 year ago
I think we had a practice question about data backup, and it emphasized the importance of automatic backups, which aligns with option B too.
VE
Veronika
1 year ago
I'm not entirely sure, but I feel like option A contradicts the idea of high availability since it talks about hardware failures.
CO
Corazon
1 year ago
I remember studying that high availability means the service should minimize downtime, so I think option B makes sense with the redundancy.
AD
Adolph
1 year ago
I think B is the correct answer here. The automatic data backup and redundancy mentioned in that option seem to be the clearest advantage for high availability, compared to the other options which focus more on other aspects like security or manual backup.
CA
Cammy
1 year ago
I'm a little confused by this question. The options talk about different features of OSS, but I'm not sure which one is directly related to high availability. I may need to review my notes on OSS to better understand the concept of availability before answering this.
MA
Maryann
1 year ago
Option B stands out to me as the best answer. The fact that data is automatically backed up with multiple redundant copies suggests a high level of availability and redundancy, which is key for a reliable storage service.
RA
Ramonita
1 year ago
Hmm, I'm a bit unsure about this one. The options mention a few different aspects of OSS, like availability, security, and backup. I'll need to carefully read through each option to determine which one specifically relates to high availability.
GL
Glory
1 year ago
This question seems straightforward. I think the answer is B - Data Reliability is not less than 99.99999999% and data is backed up automatically with multiple redundant copies. That seems like a clear advantage for high availability.
NI
Nichelle
1 year ago
This seems like a straightforward question about network protocols. I'll focus on understanding the key details about LMCP packets and LACp packet interaction cycles.
FR
Franklyn
1 year ago
I remember the degree of a table refers to the number of attributes it has, but I'm not sure how many there are in this one.
NA
Natalie
1 year ago
Okay, I've got this. A factorial experiment is when you run all combinations of the levels of two or more factors. That's the key distinction from a one-way experiment. I'm feeling confident about this one.