350-701 Network Security Practice Question
Which of the following is a characteristic of a 'false negative' in intrusion detection?
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
✓
Malicious traffic is not detected.
A false negative occurs when the IDS/IPS fails to detect an actual attack. It misses the malicious activity.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
The signature database is updated.
Why it's wrong here
That is a maintenance action.
- ✗
The system crashes due to high resource usage.
Why it's wrong here
That is a system issue, not a detection error.
- ✓
Malicious traffic is not detected.
Why this is correct
Correct. False negative means missing an attack.
- ✗
An alert is generated for benign traffic.
Why it's wrong here
That describes a false positive.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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