DS0-001 Database Planning And Deployment Practice Question
You are deploying a MySQL database on Linux and want to ensure that the database files are isolated from system logs for performance reasons. Which MySQL configuration variable should you modify to specify the data directory location?
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
✓
datadir
The datadir variable in the [mysqld] section of the my.cnf file specifies the location where database files are stored.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
tmpdir
Why it's wrong here
tmpdir specifies the directory for temporary files.
- ✗
log_error
Why it's wrong here
log_error specifies the path to the error log file.
- ✗
basedir
Why it's wrong here
basedir points to the installation directory of the MySQL software.
- ✓
datadir
Why this is correct
datadir defines the location of the database data files.
About these practice questions
Courseiva writes every DS0-001 question from scratch — 216 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 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.