Cloud Digital Leader Google Cloud Security Practice Question
A security team needs to detect and respond to threats in real time using network traffic analysis and log correlation. Which THREE services should they use? (Choose 3)
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
✓
Chronicle
Cloud IDS provides network threat detection. Chronicle offers SIEM capabilities for log correlation and analysis. Security Command Center provides overall threat detection and response orchestration. Cloud Armor is for web protection, not network traffic analysis. Cloud KMS is for key management.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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Cloud KMS
Why it's wrong here
Cloud KMS is a cryptographic key management service that creates, rotates, and stores encryption keys; it does not ingest or analyze logs, network traffic, or security telemetry. Since it is not a security monitoring or detection service, it is unsuitable for use cases involving real-time threat detection and response. Organizations use KMS to protect data at rest, not to investigate security incidents.
- ✓
Chronicle
Why this is correct
Chronicle is Google Cloud's SIEM offering that ingests large volumes of telemetry and log data, normalizes it, and applies analytics and detection rules to identify suspicious activity. It correlates events across multiple data sources with context like user and network behavior, enabling security teams to prioritize and respond to threats. As a SIEM, Chronicle is designed specifically for centralized security analytics and incident investigation.
- ✓
Cloud IDS
Why this is correct
Cloud IDS is a managed intrusion detection service that performs deep packet inspection (DPI) on network traffic flowing through Google Cloud, matching it against threat signatures from providers like Palo Alto Networks. It provides real-time detection of network-based attacks such as malware, command-and-control traffic, and lateral movement. By generating findings when malicious activity is observed, Cloud IDS gives security teams visibility into network-level threats.
- ✗
Cloud Armor
Why it's wrong here
Cloud Armor is a web application firewall (WAF) and DDoS protection service that operates at the load-balancing layer, filtering HTTP/HTTPS traffic based on preconfigured rules and threat intelligence. It is not designed to inspect general network packets or analyze internal network traffic; it focuses on protecting applications from web-based attacks like SQL injection, XSS, and OWASP Top 10 threats. While useful for application security, Cloud Armor does not provide network-level traffic analysis or SIEM functionality.
- ✓
Security Command Center
Why this is correct
Security Command Center (SCC) is a centralized security and data governance platform that aggregates findings from multiple Google Cloud services, including Cloud IDS, Cloud Armor, and threat detection engines. It provides a single view of security posture, vulnerability assessments, and threat detection across the organization, allowing security teams to triage and respond to incidents. SCC acts as a hub for security findings rather than a real-time detection engine itself, enabling correlated response workflows.
Go deeper
Related to this question
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Cloud Digital Transformation
Key term
Cloud Armor
Cloud Armor is a Google Cloud web application firewall (WAF) service that protects applications and websites from attacks like DDoS and SQL injection using customizable security rules.
Key term
IDS
An IDS is a security system that monitors network or system traffic for suspicious activity and alerts administrators to potential threats, but does not actively block them.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This GCDL practice question is part of Courseiva's free Google Cloud 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 GCDL exam.