DA0-002 Data Analysis Practice Question
A retail company wants to analyze monthly sales data over the past three years to identify long-term trends. Which component of time series analysis is most relevant for this goal?
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
✓
Trend
The trend component represents the long-term direction of the data, which is exactly what the company wants to identify.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Irregular component
Why it's wrong here
Irregular components are random noise, not the long-term direction.
- ✗
Cyclical component
Why it's wrong here
Cyclical components are longer than a year but are not necessarily long-term trends.
- ✗
Seasonality
Why it's wrong here
Seasonality refers to regular patterns within a fixed period, not long-term direction.
- ✓
Trend
Why this is correct
Trend shows the overall long-term direction of the time series.
Go deeper
Related to this question
About these practice questions
One of 986 original DA0-002 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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.