Quick Answer
The answer is SWITCH(TRUE(), MONTH(Sales[Date]) >= 7, YEAR(Sales[Date]), YEAR(Sales[Date])-1). This expression works because SWITCH with TRUE() evaluates each condition in order; when the month is July or later (7 through 12), it returns the current year, and for all earlier months it returns the prior year, correctly shifting the fiscal year start to July 1. On the PL-300 exam, this pattern tests your ability to handle date intelligence without built-in time intelligence functions—a common trap is using YEAR directly without adjusting for the fiscal offset. A reliable memory tip is to think of the fiscal year as “if the month is past the cutoff, keep the year; otherwise, subtract one.”
This PL-300 practice question tests your understanding of prepare the data. 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.
You have a Power BI data model with a 'Sales' fact table and a 'Date' dimension. You need to create a calculated column in the 'Sales' table that shows the fiscal year based on a 'Date' column. The fiscal year starts on July 1. Which DAX expression should you use?
SWITCH(TRUE(), MONTH(Sales[Date]) >= 7, YEAR(Sales[Date]), YEAR(Sales[Date])-1)
Correctly calculates fiscal year starting July.
YEAR(Sales[Date])
Why wrong: Returns calendar year, not fiscal.
YEAR(Sales[Date]) + 1
Why wrong: Just adds 1 to calendar year.
FORMAT(Sales[Date], "YYYY")
Why wrong: Returns text year.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
SWITCH(TRUE(), MONTH(Sales[Date]) >= 7, YEAR(Sales[Date]), YEAR(Sales[Date])-1)
Option A is correct because it uses SWITCH with TRUE() to evaluate a logical condition: if the month of the date is July or later (MONTH >= 7), it returns the current year; otherwise, it returns the previous year. This correctly implements a fiscal year starting on July 1, as required.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
SWITCH(TRUE(), MONTH(Sales[Date]) >= 7, YEAR(Sales[Date]), YEAR(Sales[Date])-1)
Why this is correct
Correctly calculates fiscal year starting July.
Related concept
Read the scenario before looking for a memorised answer.
YEAR(Sales[Date])
Why it's wrong here
Returns calendar year, not fiscal.
YEAR(Sales[Date]) + 1
Why it's wrong here
Just adds 1 to calendar year.
FORMAT(Sales[Date], "YYYY")
Why it's wrong here
Returns text year.
Common exam traps
The trap here is that candidates often assume YEAR() alone is sufficient for fiscal year calculations, overlooking the need to adjust for the fiscal year start month, or they incorrectly add 1 to all years instead of conditionally shifting only the first half of the calendar year.
Detailed technical explanation
The SWITCH(TRUE(), ...) pattern is a common DAX technique for evaluating multiple conditions sequentially; it stops at the first TRUE condition. In a real-world scenario, if the fiscal year started on a different month (e.g., October 1), you would adjust the MONTH comparison accordingly. Note that this calculated column returns an integer year value, which is efficient for filtering and grouping in Power BI visuals.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
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
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Prepare the data — study guide chapter
Learn the concepts, then practise the questions
Prepare the data practice questions
Targeted practice on this topic area only
All PL-300 questions
966 questions across all exam domains
Microsoft Power BI Data Analyst PL-300 study guide
Full concept coverage aligned to exam objectives
PL-300 practice test guide
How to use practice tests most effectively before exam day
Related practice questions
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
Practise PL-300 questions linked to Prepare the data.
Practise PL-300 questions linked to Deploy and maintain assets.
Practise PL-300 questions linked to Model the data.
Practise PL-300 questions linked to Visualize and analyze the data.
Practise PL-300 questions linked to Manage and secure Power BI.
Practise PL-300 questions linked to PL-300 fundamentals.
Practise PL-300 questions linked to PL-300 scenario.
Practise PL-300 questions linked to PL-300 troubleshooting.
Practice this exam
Short sessions build daily habit. Longer sessions build exam-day stamina. Try a timed session to simulate real conditions.
FAQ
Prepare the data — This question tests Prepare the data — Read the scenario before looking for a memorised answer..
The correct answer is: SWITCH(TRUE(), MONTH(Sales[Date]) >= 7, YEAR(Sales[Date]), YEAR(Sales[Date])-1) — Option A is correct because it uses SWITCH with TRUE() to evaluate a logical condition: if the month of the date is July or later (MONTH >= 7), it returns the current year; otherwise, it returns the previous year. This correctly implements a fiscal year starting on July 1, as required.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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 →
Last reviewed: Jun 24, 2026
This PL-300 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-300 exam.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.