Discuss Appian ACD101 Exam Topic 1 Question 3

You are creating a new interface object to display a pie chart.

The data for the chart is stored in a local variable in the parent interface object which references your child interface.

In terms of performance, what is the most efficient method to access the data required for the pie chart?

ACreate a rule input on the child interface and pass the local variable data from the parent interface.

BReference the local variable directly from the child Interface using a process report.

CQuery the data separately in the child interface to avoid passing it from the parent interface.

Suggested Answer: A

The most efficient method to access data for a pie chart in a child interface is to create a rule input on the child interface and pass the local variable data from the parent interface. This method avoids redundant data queries and takes advantage of Appian's pass-by-reference mechanism, which does not duplicate data in memory when passing it to the child interface. Reference: Appian Documentation - Interface Design

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27 comments · newest first

Abraham 10 months ago

A could work, but it feels like an extra step to me.

Matthew 11 months ago

Wait, can you really reference a parent variable directly? Sounds risky.

Elli 11 months ago

C seems like a waste of resources, why query separately?

Margurite 11 months ago

I agree with Shawn, referencing directly saves time!

Shawn 11 months ago

B is definitely the most efficient way to access the data.

Eloisa 12 months ago

I’m a bit confused about the best approach here. Option C seems inefficient, but I can't recall why passing data might be better.

Vallie 12 months ago

I practiced a similar question, and I feel like creating a rule input could add unnecessary overhead, so I’m leaning towards option B.

Rikki 12 months ago

I'm not entirely sure, but I remember something about performance issues when querying data separately, so maybe option A is safer?

Mari 1 year ago

I think option B might be the best choice since it allows direct access to the local variable without needing to pass it around.

Oliva 1 year ago

I'm not sure which approach would be the most efficient. I think I'd need to do some more research on the performance implications of each method before deciding. Maybe I'll try to find some examples or documentation to help guide my decision.

Alyce 1 year ago

I'm pretty confident that the most efficient method is to reference the local variable directly from the child interface. That way, we don't have to worry about any potential performance issues with passing the data from the parent.

Hector 1 year ago

Hmm, I'm a bit confused on this one. I'm not sure if referencing the local variable directly is the best approach in terms of performance. Maybe creating a rule input on the child interface and passing the data from the parent would be more efficient?

Virgina 1 year ago

I think the most efficient method would be to reference the local variable directly from the child interface using a process report. That way, we don't have to pass the data from the parent interface, which could be slower.

Wilda 1 year ago

Hmm, I'm not too familiar with Nutanix Validated Designs. I'll need to think through the key features and capabilities they provide to determine the best answer.

Jennifer 1 year ago

This is a tricky one. There are a lot of moving parts with the different artifacts, and I'm not 100% sure I understand how they all fit together. I may need to spend some extra time reviewing the TOGAF 9 data architecture guidance to make sure I'm approaching this the right way. Don't want to mess this up on the exam.

Goldie 1 year ago

This seems like a straightforward question about IT capacity management. I think I'll go with option A - trends in IT resource usage.

Ivan 2 years ago

In my opinion, creating a rule input on the child interface allows for better encapsulation and reusability of the code.

Tamera 2 years ago

I think it depends on the complexity of the data. If it's simple, referencing the local variable directly could be the best option.

Diane 2 years ago

I agree with Mirta. Querying the data separately in the child interface seems like an unnecessary extra step.

Mirta 2 years ago

I disagree with Krystina. I believe referencing the local variable directly from the child interface using a process report is faster.

Krystina 2 years ago

I think the most efficient method is to create a rule input on the child interface.

Lynsey 2 years ago

That's true. It really depends on the specific use case and performance requirements.

Rossana 2 years ago

It might, but passing data through rules can sometimes lead to complexity and inefficiency.

Eliseo 2 years ago

But wouldn't querying the data separately add extra processing time?

Lynsey 2 years ago

I personally think querying the data separately in the child interface might be the best option to avoid unnecessary data passing.

Rossana 2 years ago

I disagree, I believe referencing the local variable directly from the child interface using a process report would be faster.

Eliseo 2 years ago

I think the most efficient method would be to create a rule input on the child interface and pass the local variable data from the parent interface.

Appian ACD101 Exam - Topic 1 Question 3 Discussion