DS0-001 Data Querying And Analysis Practice Question
Which THREE of the following are types of data joins in SQL?
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
✓
INNER JOIN
INNER, LEFT, and RIGHT joins are all standard SQL join types.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
INNER JOIN
Why this is correct
Standard intersection join.
- ✗
UPPER JOIN
Why it's wrong here
Not a valid SQL join type.
- ✓
LEFT JOIN
Why this is correct
Includes all from left table.
- ✓
RIGHT JOIN
Why this is correct
Includes all from right table.
- ✗
FAST JOIN
Why it's wrong here
Not a valid SQL join type.
About these practice questions
This DS0-001 question is part of Courseiva's 216-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official CompTIA exam blueprint
This DS0-001 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 DS0-001 exam.