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CS0-003 Practice Question: Which metrics best show SOC detection and…
Which metrics best show SOC detection and response effectiveness? (Choose two.)
⚠ Common exam trap
The CS0-004 exam often tests the distinction between detection metrics (MTTD) and response/containment metrics (MTTC), and candidates may mistakenly include irrelevant operational metrics like printer counts that have no bearing on security operations effectiveness.
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
✓
Mean time to detect
Mean time to detect (MTTD) directly measures how quickly the SOC identifies a security incident from the initial compromise, reflecting the efficiency of detection tools like SIEM and EDR. A lower MTTD indicates faster threat discovery, which is critical for minimizing dwell time and reducing potential damage.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Mean time to detect
Why this is correct
Mean Time to Detect (MTTD) is a critical security operations center (SOC) metric that quantifies the average duration between the initial occurrence of a security incident and its identification by security analysts or automated systems. A lower MTTD indicates highly effective monitoring, robust log aggregation, and finely tuned SIEM correlation rules, directly demonstrating the SOC's proactive detection capabilities.
- ✓
Mean time to contain
Why this is correct
Mean Time to Contain (MTTC) measures the average timeframe required for incident responders to isolate, mitigate, or neutralize a security threat once it has been identified. This metric serves as a direct indicator of the SOC's response efficiency, highlighting the effectiveness of playbooks, orchestration tools (SOAR), and the coordination of the incident response team.
- ✗
Number of office printers
Why it's wrong here
The physical count of office printers is an asset management inventory detail rather than a performance indicator for security operations. While tracking connected hardware is necessary for maintaining an accurate attack surface map, this metric provides no insight into the speed, accuracy, or overall effectiveness of the SOC's threat detection and incident response workflows.
- ✗
Total number of email signatures
Why it's wrong here
The total number of email signatures is an administrative or marketing metric that has no bearing on security monitoring or incident handling. It does not reflect the SOC's ability to identify malicious activity, analyze indicators of compromise, or execute containment strategies, making it entirely irrelevant for assessing operational security performance.
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Splunk SPL Queries for Security Analysts
Key term
SOC
A Security Operations Center (SOC) is a centralized team that monitors, detects, analyzes, and responds to cybersecurity incidents to protect an organization's information systems.
Key term
Detection
Detection is the process of identifying potential security incidents or anomalies by analyzing system data, logs, and network traffic.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CS0-004 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 CS0-004 exam.