1. Question 1

Metric Google Cloud uses to measure data center efficiency:

• ❌ Energy Efficiency Ratio (EER)

• ✅ Power Usage Effectiveness (PUE)

• ❌ Total cost of ownership (TCO)

• ❌ Data Center Infrastructure Efficiency (DCiE)

Explanation:
PUE is the global standard Google uses to measure data center energy efficiency.

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2. Question 2

State when data is actively being processed:

• ✅ Data in use

• ❌ Data in transit

• ❌ Data lake

• ❌ Data at rest

Explanation:
Data “in use” means it’s being processed in memory by applications.

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3. Question 3

Powerful encryption algorithm trusted globally:

• ✅ Advanced Encryption Standard (AES)

• ❌ Isomorphic encryption

• ❌ Post-quantum cryptography

• ❌ Lattice-based cryptography

Explanation:
AES is the industry standard used worldwide for strong encryption.

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4. Question 4

Aspect that verifies identity:

• ❌ Accounting

• ❌ Authorization

• ✅ Authentication

• ❌ Auditing

Explanation:
Authentication confirms the identity of a user or system.

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5. Question 5

Feature that adds an extra security layer:

• ❌ Data loss prevention (DLP)

• ❌ Firewall as a service (FaaS)

• ✅ Two-step verification (2SV)

• ❌ SIEM

Explanation:
2SV (multi-factor authentication) provides additional login protection.

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6. Question 6

Correct statement about IAM:

• ❌ Detects malicious traffic

• ✅ Provides granular control over access to cloud resources

• ❌ Encrypts cloud data

• ❌ Collects & analyzes logs

Explanation:
IAM defines “who can do what” on Google Cloud resources.

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7. Question 7

Product protecting against DDoS attacks:

• ✅ Google Cloud Armor

• ❌ IAM

• ❌ Cloud Load Balancing

• ❌ Cloud Monitoring

Explanation:
Cloud Armor provides DDoS defense and web application firewall capabilities.

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8. Question 8

Practice combining processes & technologies to reduce security incidents:

• ❌ SRE

• ❌ Zero trust security

• ❌ CSPM

• ✅ Security operations (SecOps)

Explanation:
SecOps focuses on monitoring, detecting, and responding to cloud security risks.

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🧾 Summary Table

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