200-201 Network Intrusion Analysis Practice Question
During a PCAP analysis, a security analyst notices an HTTP request with the URI parameter 'id=1 UNION SELECT username,password FROM users--'. What is the most likely attack being attempted?
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
✓
SQL injection
The presence of UNION and SELECT keywords in a URL parameter indicates a SQL injection attempt, where the attacker tries to extract data from a database.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Command injection
Why it's wrong here
Command injection involves system commands, not SQL keywords.
- ✗
Cross-site scripting (XSS)
Why it's wrong here
XSS typically involves script tags, not UNION SELECT.
- ✗
Directory traversal
Why it's wrong here
Directory traversal uses '../' patterns, not SQL syntax.
- ✓
SQL injection
Why this is correct
UNION SELECT is a classic SQL injection technique to combine query results.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 200-201 practice question is part of Courseiva's free Cisco 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 200-201 exam.