CSSLP Secure Software Implementation Practice Question
Which THREE of the following are effective methods to prevent SQL Injection in a database-driven application?
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
✓
Using parameterized queries
Parameterized queries, input validation, and the principle of least privilege are core defenses against SQLi.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Using stored procedures with dynamic SQL
Why it's wrong here
Incorrect - dynamic SQL inside stored procedures is still vulnerable.
- ✓
Using parameterized queries
Why this is correct
Correct - separates code from data.
- ✗
Relying solely on client-side validation
Why it's wrong here
Incorrect - client-side validation is easily bypassed.
- ✓
Applying the principle of least privilege to the database user
Why this is correct
Correct - limits the blast radius of an exploit.
- ✓
Strict input validation based on allow-lists
Why this is correct
Correct - limits input to expected formats.
About these practice questions
This CSSLP question is part of Courseiva's 198-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 (ISC)² exam blueprint
This CSSLP practice question is part of Courseiva's free (ISC)² 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 CSSLP exam.