Appian ACD101 Exam - Topic 3 Question 42 Discussion

Actual exam question for Appian's ACD101 exam

Question #: 42
Topic #: 3

[All ACD101 Questions]

You have a record type, ABC_Author, backed by a database table.

You need to retrieve the total number of authors without loading all the data.

According to Appian best practices, which code snippet accomplishes this goal in the most efficient way?

AOption A

BOption B

COption C

Show Suggested Answer

Suggested Answer: B

According to Appian best practices, the most efficient way to retrieve the total number of authors without loading all the data is to use a query that includes an aggregation function. Option B uses an aggregation field with a COUNT function, which is designed to return the number of rows that match a query without the need to retrieve and load all row data, thus optimizing performance.

Appian Documentation: a!queryRecordType Function

by Adela at Oct 29, 2025, 06:33 PM

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Isadora

6 days ago

I feel like Option B balances performance and simplicity well.

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Kirby

11 days ago

Option C might be a bit complex. Not sure about it.

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Mose

16 days ago

I prefer Option A. It looks straightforward.

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Coral

21 days ago

I think Option B is the best choice. It seems efficient.

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Mollie

26 days ago

I’m surprised there’s no mention of performance differences!

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Harris

1 month ago

I agree, Option A is definitely the best choice here!

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Reena

1 month ago

Wait, are we sure Option C is even valid?

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Alona

1 month ago

I think Option B is better, it seems more straightforward.

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Paz

2 months ago

Option C is the way to go, unless you want to watch paint dry while waiting for the query to finish.

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Kina

2 months ago

Option C is the way to go, no doubt about it.

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Jacquelyne

2 months ago

I have a vague memory of the best practices suggesting to avoid loading unnecessary data. I wonder if that points to option A?

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Jody

2 months ago

I remember discussing the importance of using aggregate functions for this kind of question. It could be option C, but I need to double-check.

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Fabiola

2 months ago

Option A is the most efficient way to get the count.

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Shaniqua

2 months ago

Option C looks the most efficient to me.

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In

3 months ago

I agree, Option C seems to be the best choice here.

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Bong

3 months ago

Haha, Option A looks like it would take forever to run! Option C is the clear winner.

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Susana

3 months ago

I'm not entirely sure, but I feel like option B might be the one that uses a more efficient query.

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Herman

3 months ago

I think we practiced something similar in class about counting records without fetching all data. I hope I remember the right syntax.

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Lashawn

4 months ago

This is a good test of my database knowledge. I'll need to consider factors like performance, scalability, and maintainability to determine the best approach. Time to put my critical thinking skills to work!

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Kristine

4 months ago

Okay, I think I've got a strategy here. I'll focus on the Appian best practices and look for the option that aligns with those guidelines the most. That should help me identify the most efficient solution.

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Yuriko

4 months ago

Hmm, I'm a bit unsure about this one. Retrieving the total number of authors without loading all the data seems tricky. I'll need to think through the implications of each option carefully.

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Ligia

4 months ago

This looks like a straightforward question about database optimization. I'll need to carefully review the code snippets and Appian best practices to determine the most efficient approach.

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Christiane

10 hours ago

I think Option A looks promising.

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