GCP Reliability and Availability Quiz

1. What does the Recovery Point Objective (RPO) define in backup strategy?

Maximum acceptable data loss amount

Time to restore full system functionality

Backup frequency and retention period

Cost of backup storage per month

2. What is the primary purpose of implementing circuit breaker patterns in GCP microservices?

Prevent cascading failures and improve resilience

Reduce network latency between services

Eliminate need for monitoring

Automatically scale all instances

3. For cross-region disaster recovery, which GCP storage option provides active-active replication?

Cloud Storage standard single-region

Cloud Storage multi-region bucket

Cloud Storage regional with manual sync

Cloud Storage nearline storage

4. In GCP, which service provides event-driven asynchronous processing to improve system resilience?

Cloud Functions with Pub/Sub

Cloud Scheduler

Cloud Tasks only

Compute Engine with cron jobs

5. What is the benefit of using instance groups with autoscaling for application reliability?

Maintains service availability during traffic spikes

Reduces billing costs only

Eliminates need for load balancing

Provides automatic data backup

6. Which monitoring tool in GCP helps detect and alert on availability issues in real-time?

Cloud Trace

Cloud Monitoring (Stackdriver)

Cloud Profiler

Cloud Debugger

7. For ensuring database availability, what does a read replica provide in Cloud SQL?

Automatic failover to secondary instance

Reduced query latency and read scalability

Encryption of data at rest

Backup storage in separate regions

8. Which GCP feature allows VMs to continue running during scheduled maintenance?

Preemptible instances

Live migration

Instance groups

Committed use discounts

9. In GCP, what is the primary advantage of using Cloud CDN for application reliability?

Reduces load on origin servers and improves latency

Encrypts all traffic automatically

Provides DDoS protection exclusively

Eliminates need for load balancing

10. Which health check mechanism in Cloud Load Balancing verifies backend instance availability?

HTTP health checks only

TCP, UDP, HTTP, and HTTPS checks

Ping-based checks only

Manual instance verification

11. Which Google Cloud service automatically distributes traffic across multiple backend instances to ensure high availability?

Cloud Load Balancing

Cloud VPN

Cloud Interconnect

Cloud DNS

12. For a multi-region setup, which GCP service ensures data consistency across regions?

Cloud Storage with multi-region buckets

Cloud Datastore with eventual consistency

Cloud Bigtable with cross-region replication

Cloud Firestore with real-time sync

13. Which GCP service automatically scales your application based on incoming traffic?

Cloud Tasks

Cloud Pub/Sub

Cloud Run

Cloud Scheduler

14. What is the maximum uptime SLA that Google Cloud offers for standard Compute Engine instances?

99.0%

99.5%

99.9%

99.95%

15. In GCP, which deployment strategy enables gradual traffic shifting to detect issues early?

Blue-Green deployment

Canary deployment

Rolling deployment

All of the above

16. What is the purpose of a Cloud Armor policy in ensuring application availability?

Encrypt data in transit

Protect against DDoS and malicious traffic

Monitor VM performance metrics

Manage user access controls

17. Which GCP service provides managed, multi-region replication for relational databases?

Cloud SQL with read replicas

Firestore

Cloud Bigtable

Cloud Datastore

18. What does the Recovery Time Objective (RTO) measure in disaster recovery planning?

Maximum acceptable data loss duration

Time required to restore service after failure

Cost of backup infrastructure

Network latency between regions

19. In GCP, which feature ensures that Compute Engine VMs restart automatically after unexpected termination?

Automatic restart