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Cisco 500-430 Exam - Topic 2 Question 11 Discussion

A company set up an on-premises AppDynamics Controller and an on-premises Events Service cluster. What describes setting up this Events Service cluster?
B) The Controller must be able to initiate communication with the Events Service cluster.
A) The Events Service API ports cannot be reconfigured from the default 9080/2081.
C) The Events Service cluster must be able to initiate communication with the Controller.
D) There is no need for a load balancer or virtual IP address in front of the Events Service cluster.

Cisco 500-430 Exam - Topic 2 Question 11 Discussion

Actual exam question for Cisco's 500-430 exam
Question #: 11
Topic #: 2
[All 500-430 Questions]

A company set up an on-premises AppDynamics Controller and an on-premises Events Service cluster. What describes setting up this Events Service cluster?

Show Suggested Answer Hide Answer
Suggested Answer: B

The Events Service is the on-premises data storage facility for unstructured data generated by Application Analytics, Database Visibility, and End User Monitoring deployments. The Events Service can be deployed as a single node or a cluster of three or more nodes, depending on the data volume and availability requirements. The Controller and other Events Service clients connect to the Events Service to store and retrieve analytics data. Therefore, it is essential that the Controller is able to initiate communication with the Events Service cluster, using the Events Service API ports (default 9080/2081). The Events Service cluster does not need to initiate communication with the Controller, as it only responds to the requests from the clients. The Events Service API ports can be reconfigured from the default values, if needed, by modifying theconf/events-service-api-store.propertiesfile on each node. However, the clients must also be updated with the new port values. It is also recommended to use a load balancer or a virtual IP address in front of the Events Service cluster, to provide a single endpoint for the clients and to enable load balancing and failover among the nodes.Reference:Events Service Deployment,Install the Events Service on Linux, andInstall the Events Service on Windowsin the AppDynamics documentation.


by Roselle at Apr 09, 2024, 09:03 PM

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Karon
9 months ago
I’ve set this up before, and the communication flow is crucial.
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Lajuana
9 months ago
No load balancer? That seems risky!
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Oneida
10 months ago
Wait, are the API ports really locked to those defaults?
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Alishia
10 months ago
Definitely agree with that!
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Mi
10 months ago
I think the Controller needs to communicate with the Events Service cluster.
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Jovita
10 months ago
I’m pretty certain the default ports can be changed, but I can't remember the specifics about the Events Service setup.
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Barrie
11 months ago
I practiced a question similar to this, and I feel like load balancers are usually important, so maybe option D is wrong.
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Alberto
11 months ago
I remember something about the Controller needing to initiate communication, but I can't recall if that's the only requirement.
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Michell
11 months ago
I think the Events Service cluster needs to communicate with the Controller, but I'm not sure if it's both ways or just one way.
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Ciara
11 months ago
I've got a good feeling about this one. The question is specifically asking about the Events Service cluster setup, so the communication direction is important. I'm confident that B is the correct answer.
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Marya
11 months ago
Okay, let me break this down. The question is asking about setting up the Events Service cluster, so I need to focus on that. I think the key here is the communication between the Controller and the Events Service cluster. I'm leaning towards B or C, but I'll double-check the options again.
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Lajuana
11 months ago
Hmm, I'm a bit confused on this one. I'm not sure if the Events Service cluster needs to be able to initiate communication with the Controller or not. I'll have to think about this a bit more.
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Jina
11 months ago
I'm pretty sure the answer is B. The Controller needs to be able to communicate with the Events Service cluster, so it must be able to initiate the communication.
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Dominga
11 months ago
Okay, I've got a strategy - I'll eliminate the options that seem least likely based on my general knowledge of managed care plans, then focus in on the remaining choices.
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Winfred
11 months ago
Okay, I think I've got this. Since the shares are being cancelled, the share capital figure should decrease by the nominal value of the shares purchased. And the premium paid over the market price should be charged to retained earnings, not the income statement. I'm pretty confident option B is the correct answer.
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Pura
11 months ago
Okay, I think I've got this. The key is to determine the appropriate time period for disclosing the violation to the EPA.
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Pura
11 months ago
I remember that in a two-period binomial model, you have to consider the possible stock price movements and then calculate the option payoffs. I'm not fully confident on the math, though.
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Jolene
2 years ago
That's a good point Bok. It's important to ensure the cluster has high availability.
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Bok
2 years ago
I think we also need a load balancer for the Events Service cluster, so option D might be incorrect.
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Nobuko
2 years ago
Yes, that makes sense. Without that, the setup won't function properly.
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Laquita
2 years ago
I believe option B is correct, the Controller must be able to initiate communication with the cluster.
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Jolene
2 years ago
I agree, it's important for seamless communication between the Controller and the Events Service cluster.
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Nobuko
2 years ago
I think setting up the Events Service cluster is crucial for the company.
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Gladys
2 years ago
Yes, that's correct. The Controller must be able to communicate with the Events Service cluster for data exchange.
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Ettie
2 years ago
The Controller needs to initiate communication with the Events Service cluster, right?
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Alishia
2 years ago
I believe the API ports cannot be reconfigured from the default 9080/2081 based on the documentation I read.
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Malcom
2 years ago
Does anyone know if the Events Service API ports can be reconfigured?
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Dorethea
2 years ago
I agree, it helps in collecting and analyzing data for better insights.
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Davida
2 years ago
I think setting up the Events Service cluster is crucial for monitoring application performance.
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Charlesetta
2 years ago
Hmm, that leaves options B and D. I'm thinking the Events Service cluster probably needs a load balancer or virtual IP address to handle the traffic, so I'm going to go with option D as the correct answer.
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Ma
2 years ago
Okay, let's carefully analyze the options before choosing.
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Paola
2 years ago
Let's reconsider our choices and make a decision.
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Margo
2 years ago
So, should we go with option B instead of D?
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Sherrell
2 years ago
Yes, option B does mention that as well.
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Luisa
2 years ago
But doesn't option B also mention the Controller initiating communication?
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Jutta
2 years ago
I agree, the Events Service cluster probably needs a load balancer.
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Catina
2 years ago
I think option D is the correct answer.
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Joni
2 years ago
I don't know, I'm leaning more towards option D. Wouldn't it be easier to set up the Events Service cluster without a load balancer or virtual IP address? That seems like an unnecessary complication.
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Josefa
2 years ago
I don't think option D is correct. A load balancer or virtual IP address might be necessary for better performance and reliability.
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Myrtie
2 years ago
But doesn't the Events Service cluster also need to initiate communication with the Controller for it to work efficiently?
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Dorinda
2 years ago
I agree, so it must be B or C. I think it makes sense for the Controller to initiate communication with the Events Service cluster.
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Pedro
2 years ago
I think option A is not correct because the Events Service API ports can be reconfigured.
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Bette
2 years ago
Haha, good one! I'm pretty sure the exam writers have a quota they have to meet. Maybe they'll throw in a few 'AppDynamics' references just to mix things up.
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Heidy
2 years ago
Phew, I'm glad we figured that out. Now, who wants to bet on how many times the word 'Events Service' will appear in the next exam question?
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Alona
2 years ago
Hmm, good point. I guess option C could also be a valid answer then. This is a tricky one, isn't it?
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Jamal
2 years ago
I don't know, I'm not so sure about that. Wouldn't the Events Service cluster also need to be able to initiate communication with the Controller? What if it needs to push events or updates?
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Virgina
2 years ago
You're right, that makes sense. And I'm not sure about the API ports, but I think the default settings are usually fine, so option A is probably not the answer either.
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Bettina
2 years ago
Yeah, option B makes the most sense to me. The Controller needs to be able to initiate communication with the Events Service cluster in order to send and receive data, right?
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Marta
2 years ago
Okay, let's see. I think the key here is understanding the communication flow between the Controller and the Events Service cluster. Based on my experience, I'd say option B is the correct answer.
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Viola
2 years ago
Hmm, this question seems tricky. I'm not too familiar with the details of setting up an AppDynamics Events Service cluster, so I'll have to think this through carefully.
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