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Arcitura Education C90.06 Exam - Topic 1 Question 8 Discussion

Cloud Service A is hosted by Virtual Server A. Cloud Storage Device A contains LUN A. Cloud Storage Device A is a multi-tiered cloud storage device with different types of disk groups that perform at different levels. LUN A is located in the disk group with the highest performance level.Cloud Service B is hosted by Virtual Server B. Virtual Servers A and B are hosted by HypervisorA,which is installed on a physical server (not shown) that resides in Cloud A. A redundant implementation of LUN A is replicated synchronously to Cloud Storage Device C. Cloud StorageDevice C does not support multiple types of disk groups and resides in Cloud B, which is located in a different geographic region than Cloud A. Requests that cloud service consumers send to Cloud Services A and B are intercepted by an automated scaling listener responsible for initiating scaling activities.Cloud Service Consumer A issues a request to Cloud Service A (1). To process the request, Cloud Service A accesses LUN Aon Cloud Storage Device A (2). Cloud Service Consumer B issues a request to Cloud Service B (3). To process the request, Cloud Service B accesses LUN B on Cloud Storage Device B (4).When Cloud Service Consumer A accesses Cloud Service A, there is usually no noticeable performance fluctuation, even during peak usage periods. However, recently, Cloud Storage Device A became unexpectedly unavailable, requiring that Cloud Service A access LUN A on Cloud Storage Device C instead. During the following outage period for Cloud Storage Device A,Cloud Service Consumer A encounters inconsistent performance from Cloud Service A, includingunusual delays that occur whenever the data requested by Cloud Consumer A isn't cached andCloud Service A is required to retrieve the data from LUN A.Which of the following statements describes a solution that can address this problem?
B) The Shared Resources pattern can be applied to prevent Cloud Service A from encountering performance issues when IT resources hosted by Hypervisor A are accessed by other cloud service consumers. The Cross-Storage Device Vertical Tiering pattern can be applied to enable Cloud Storage Device A to scale to a higher performance disk type when an outage occurs.
A) The Storage Maintenance Window pattern can be applied so that future outages of Cloud Storage Device A do not occur unexpectedly. The Resource Pooling and Resource Reservation patterns can be further applied to establish a resource pool on Cloud A that has resources reserved specifically for Cloud Service A. This will prevent other cloud service consumers, such as Cloud Service Consumer B, from competing for Cloud Service A's resources.
C) The Cloud Balancing pattern can be applied to enable Cloud Service A to switch over to Cloud Storage Device C if Cloud Storage Device A becomes unavailable. The Dynamic Data Normalization pattern can be further applied to streamline and reduce the quantity of the data being stored by LUN A within Cloud Storage Device A, so as to correspondingly reduce the performance impacts during high usage volumes.
D) None of the above.

Arcitura Education C90.06 Exam - Topic 1 Question 8 Discussion

Actual exam question for Arcitura Education's C90.06 exam
Question #: 8
Topic #: 1
[All C90.06 Questions]

Cloud Service A is hosted by Virtual Server A. Cloud Storage Device A contains LUN A. Cloud Storage Device A is a multi-tiered cloud storage device with different types of disk groups that perform at different levels. LUN A is located in the disk group with the highest performance level.

Cloud Service B is hosted by Virtual Server B. Virtual Servers A and B are hosted by HypervisorA,

which is installed on a physical server (not shown) that resides in Cloud A. A redundant implementation of LUN A is replicated synchronously to Cloud Storage Device C. Cloud Storage

Device C does not support multiple types of disk groups and resides in Cloud B, which is located in a different geographic region than Cloud A. Requests that cloud service consumers send to Cloud Services A and B are intercepted by an automated scaling listener responsible for initiating scaling activities.

Cloud Service Consumer A issues a request to Cloud Service A (1). To process the request, Cloud Service A accesses LUN Aon Cloud Storage Device A (2). Cloud Service Consumer B issues a request to Cloud Service B (3). To process the request, Cloud Service B accesses LUN B on Cloud Storage Device B (4).

When Cloud Service Consumer A accesses Cloud Service A, there is usually no noticeable performance fluctuation, even during peak usage periods. However, recently, Cloud Storage Device A became unexpectedly unavailable, requiring that Cloud Service A access LUN A on Cloud Storage Device C instead. During the following outage period for Cloud Storage Device A,

Cloud Service Consumer A encounters inconsistent performance from Cloud Service A, including

unusual delays that occur whenever the data requested by Cloud Consumer A isn't cached and

Cloud Service A is required to retrieve the data from LUN A.

Which of the following statements describes a solution that can address this problem?

Show Suggested Answer Hide Answer
Suggested Answer: B

Contribute your Thoughts:

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Vesta
7 months ago
Not sure if any of these solutions will really fix the performance issues.
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Santos
7 months ago
I think the Cloud Balancing pattern is the best option here.
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Willard
7 months ago
Wait, how can LUN A be accessed from Cloud Storage Device C?
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Blondell
8 months ago
Totally agree, that outage was unexpected!
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James
8 months ago
Cloud Storage Device A is multi-tiered, but it failed recently.
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Lanie
8 months ago
I'm leaning towards option D, but I can't quite remember if any of the other patterns really fit the scenario as described.
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Vanesa
8 months ago
The Cloud Balancing pattern sounds familiar, and I feel like it could be the right choice since it mentions switching to Cloud Storage Device C during outages.
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Edison
8 months ago
I think the Shared Resources pattern might help with performance issues, but I can't recall if it specifically addresses the competition for resources between services.
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Marcos
8 months ago
I remember studying the Storage Maintenance Window pattern, but I'm not sure how it directly relates to preventing outages.
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Nydia
8 months ago
The Scrum Master is all about helping the team, not managing the project directly, so I think the answer is D. Servant-leadership to maximize the team's value creation sounds like the right description to me.
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Sharika
8 months ago
The payment calculations seem off to me. For March, I feel like that $323,000 payment answer could be misleading.
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Aleisha
1 year ago
Wait, so Cloud Service A is suddenly accessing a different storage device in a different geographic region? That's gotta be causing some serious latency issues. No wonder the performance is inconsistent.
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Staci
12 months ago
User1: That could definitely help improve performance and reduce latency issues.
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Reena
12 months ago
User2: Maybe they should consider applying the Cloud Balancing pattern to switch over to a closer storage device when needed.
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Marva
1 year ago
User1: Yeah, it seems like the change in storage device location is causing the performance issues.
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Franklyn
1 year ago
I don't know, option A with the Storage Maintenance Window pattern sounds pretty good to me. Proactive maintenance could help prevent these kinds of outages in the first place.
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Sanjuana
1 year ago
User 3: It's important to have resources reserved specifically for Cloud Service A to avoid performance issues.
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Valentin
1 year ago
User 2: Option A does seem like a solid solution with the Storage Maintenance Window pattern.
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Steffanie
1 year ago
User 1: I agree, proactive maintenance is key to preventing unexpected outages.
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Carissa
1 year ago
Haha, I bet the engineers who designed this system didn't expect Cloud Storage Device A to become unexpectedly unavailable. Murphy's Law strikes again!
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Jeff
11 months ago
Yesenia: That sounds like a good solution to prevent performance issues.
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Vincent
12 months ago
User 3: Maybe applying the Cloud Balancing pattern could help in switching over to another storage device.
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Yesenia
12 months ago
User 2: I know, it can really impact performance for cloud service consumers.
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Gregoria
12 months ago
User 1: Yeah, it's always a challenge when unexpected outages happen.
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Zachary
12 months ago
Aleta: That sounds like a good solution to prevent performance issues during outages.
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Lenita
1 year ago
User 3: I think applying the Cloud Balancing pattern could help switch over to another storage device.
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Aleta
1 year ago
User 2: I know, especially when it affects performance like in this case.
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Makeda
1 year ago
User 1: Yeah, it's always a challenge when unexpected issues arise.
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Kimberely
1 year ago
Option B seems tempting, but I'm not sure the Shared Resources pattern would really solve the problem here. The issue is with the storage device, not the Hypervisor resources.
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Chara
1 year ago
But wouldn't the Resource Pooling and Resource Reservation patterns help prevent performance issues?
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Jina
1 year ago
I disagree, I believe the Shared Resources pattern is the way to go.
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Van
1 year ago
I think the correct answer is C. The Cloud Balancing pattern allows Cloud Service A to switch to Cloud Storage Device C when Device A is unavailable, and the Dynamic Data Normalization pattern can help reduce the performance impact during high usage.
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Meaghan
1 year ago
Yes, I believe it will help streamline the data and reduce performance impacts during high usage.
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Pamela
1 year ago
But what about the Dynamic Data Normalization pattern? Do you think that will really help?
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Dorothy
1 year ago
I agree, the Cloud Balancing pattern seems like the right solution.
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Flo
1 year ago
I think the correct answer is C.
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Chara
1 year ago
I think the solution lies in applying the Cloud Balancing pattern.
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