DA0-002 Visualization and Reporting Practice Question
In Power BI, a developer needs to create a measure that calculates total sales for the same period last year. Which DAX function should be used?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
SAMEPERIODLASTYEAR
SAMEPERIODLASTYEAR is a time intelligence function that returns dates from the previous year.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
TOTALYTD
Why it's wrong here
TOTALYTD calculates year-to-date, not same period last year.
- ✗
PARALLELPERIOD
Why it's wrong here
PARALLELPERIOD shifts by a number of periods; SAMEPERIODLASTYEAR is more direct.
- ✗
DATEADD
Why it's wrong here
DATEADD shifts dates by an interval; not specifically for SPLY.
- ✓
SAMEPERIODLASTYEAR
Why this is correct
This function returns the same date range from the previous year.
Go deeper
Related to this question
About these practice questions
Courseiva writes every DA0-002 question from scratch — 986 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DA0-002 practice question is part of Courseiva's free CompTIA 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 DA0-002 exam.