The correct answer is to use delegable filters like Filter() with indexed columns to limit data retrieved. This optimization works because delegable queries shift the data processing to the SharePoint server, ensuring only matching records are sent to the app rather than pulling all 10,000 items locally, which is the root cause of the slowness. On the PL-900 exam, this tests your understanding of delegation as a core performance concept for canvas apps connected to large data sources like SharePoint lists. A common trap is assuming that increasing the data row limit or adding more columns will help, but these actually worsen performance when queries are non-delegable. Remember the key rule: to improve Power Apps canvas app performance with large SharePoint lists, always filter on indexed columns using delegable functions. Memory tip: “Delegate to the server, don’t drag the whole list.”
PL-900 Demonstrate the capabilities of Power Apps Practice Question
This PL-900 practice question tests your understanding of demonstrate the capabilities of power apps. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A Power Apps canvas app uses a SharePoint list as a data source. Users report that the app is slow when loading data. The list has 10,000 items. Which optimization should you recommend?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Use delegable filters like Filter() with indexed columns to limit data retrieved
Option C is correct because delegable queries reduce the data retrieved from SharePoint, improving performance. Option A is wrong because increasing the limit doesn't help if the query is non-delegable. Option B is wrong because more columns increase data volume. Option D is wrong because Power Automate can be used but adds latency.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Reduce the number of columns in the SharePoint list
Why it's wrong here
Incorrect: While reducing columns helps, the main issue is delegable filtering.
✗
Increase the data row limit for non-delegable queries to 2000
Why it's wrong here
Incorrect: Non-delegable queries still retrieve all items; increasing limit makes it worse.
✗
Move the data to a SQL database and connect via Power Automate
Why it's wrong here
Incorrect: This adds complexity; SharePoint delegation can be optimized directly.
✓
Use delegable filters like Filter() with indexed columns to limit data retrieved
Why this is correct
Correct: Delegable queries process on the server, reducing data transferred.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
Use explanations to understand the rule behind the answer.
TExam Day Tips
→Underline the problem statement mentally.
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
What to study next
Got this wrong? Here's your next step.
Identify which PL-900 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Demonstrate the capabilities of Power Apps — This question tests Demonstrate the capabilities of Power Apps — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Use delegable filters like Filter() with indexed columns to limit data retrieved — Option C is correct because delegable queries reduce the data retrieved from SharePoint, improving performance. Option A is wrong because increasing the limit doesn't help if the query is non-delegable. Option B is wrong because more columns increase data volume. Option D is wrong because Power Automate can be used but adds latency.
What should I do if I get this PL-900 question wrong?
Identify which PL-900 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A Power Apps canvas app uses a SharePoint list as its data source. Users report that the app is slow to load when the list contains over 10,000 items. What is the best approach to improve performance?
medium
A.Increase the data row limit in the app settings.
B.Switch to a Microsoft Dataverse data source.
C.Reduce the number of columns in the SharePoint list.
✓ D.Use delegation-compatible functions and filters in the app.
Why D: Delegation allows queries to be processed on the data source side, reducing data transferred. Option C is correct. Option A is wrong because it doesn't address the root cause. Option B is wrong because limiting fields might not help if delegation is not used. Option D is wrong because using a different data source may not be feasible.
Last reviewed: Jun 21, 2026
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This PL-900 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PL-900 exam.
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