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Google Professional Cloud DevOps Engineer Exam - Topic 4 Question 20 Discussion

You support an application deployed on Compute Engine. The application connects to a Cloud SQL instance to store and retrieve data. After an update to the application, users report errors showing database timeout messages. The number of concurrent active users remained stable. You need to find the most probable cause of the database timeout. What should you do?
C) Determine whether there is an increased number of connections to the Cloud SQL instance.
A) Check the serial port logs of the Compute Engine instance.
B) Use Stackdriver Profiler to visualize the resources utilization throughout the application.
D) Use Cloud Security Scanner to see whether your Cloud SQL is under a Distributed Denial of Service (DDoS) attack.

Google Professional Cloud DevOps Engineer Exam - Topic 4 Question 20 Discussion

Actual exam question for Google's Professional Cloud DevOps Engineer exam
Question #: 20
Topic #: 4
[All Professional Cloud DevOps Engineer Questions]

You support an application deployed on Compute Engine. The application connects to a Cloud SQL instance to store and retrieve dat

a. After an update to the application, users report errors showing database timeout messages. The number of concurrent active users remained stable. You need to find the most probable cause of the database timeout. What should you do?

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Suggested Answer: C

by Lorean at May 03, 2022, 06:43 AM

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Talia
10 months ago
Wait, are we sure the user count is stable? That seems odd.
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Daniela
10 months ago
B could help visualize if there's a resource issue.
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Felice
11 months ago
D is a bit extreme, isn't it? Doubt it's a DDoS attack.
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Hyman
11 months ago
I disagree, A might give more insight into the instance.
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Azalee
11 months ago
C seems like the best option, check those connections.
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Sonia
11 months ago
Option D seems a bit extreme for this situation. I don’t recall DDoS being a common cause for timeouts when user numbers are stable.
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Deonna
11 months ago
I feel like checking the serial port logs might not give us much insight into the database timeout specifically. It seems more related to the instance itself.
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Rolland
11 months ago
I think using Stackdriver Profiler could help identify performance issues, but I’m not confident it would directly point to the timeout cause.
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Tegan
11 months ago
I remember we discussed checking connection limits in Cloud SQL, so option C sounds relevant, but I'm not entirely sure if that's the only factor.
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Goldie
11 months ago
Okay, let me think this through. 'Keep teams stable' is about minimizing changes to team members, right? I'm leaning towards Option C, but I'll double-check my understanding.
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Carlton
11 months ago
I think the key here is to focus on the method signature and the argument type. The question is asking for two changes, so I'll need to carefully review the options and pick the best two.
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Brittney
11 months ago
This is a tricky one. There are a lot of moving parts with the VRF, IP addressing, and route targets. I'm going to need to really focus and work through this step-by-step to make sure I get the right configuration.
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Detra
11 months ago
I'm pretty sure the answer is Vlocity CMT Administration, but I'll double-check to make sure.
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Katina
11 months ago
I'm a bit confused about point-in-time recovery versus backtracking. I've practiced similar questions, but I'm not sure which option directly applies here.
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Corazon
11 months ago
I remember that MCS has some limitations on hypervisors. It's important to double-check if the chosen one supports it properly.
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