PCPP2 Database Access Practice Question
Which of the following best describes the benefit of using parameterized queries in sqlite3?
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
✓
They prevent SQL injection attacks.
Parameterized queries prevent SQL injection by separating the query logic from the data.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
They allow for multiple database connections.
Why it's wrong here
Parameterized queries have no effect on connection count.
- ✗
They improve query execution speed by pre-compiling.
Why it's wrong here
While true for some DBs, the main security benefit is injection prevention.
- ✓
They prevent SQL injection attacks.
Why this is correct
Parameterized queries ensure input is treated as data, not code.
- ✗
They automatically format the output as JSON.
Why it's wrong here
Formatting is a separate application-layer concern.
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 Python Institute exam blueprint
This PCPP2 practice question is part of Courseiva's free Python Institute 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 PCPP2 exam.