DS0-001 Data Querying And Analysis Practice Question
A report needs to identify the 'top 10' customers by total spend. In SQL, which clause would you use to return only the first 10 results after sorting by spend descending?
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
✓
LIMIT
The LIMIT clause (or TOP/FETCH FIRST depending on dialect) restricts the result set to the specified number of rows.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
WHERE
Why it's wrong here
WHERE filters rows before aggregation.
- ✓
LIMIT
Why this is correct
LIMIT is commonly used to restrict the number of rows returned.
- ✗
OFFSET
Why it's wrong here
OFFSET is used to skip rows, not to limit the count.
- ✗
HAVING
Why it's wrong here
HAVING filters grouped results.
About these practice questions
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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.