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You want to optimize the performance of an accurate, real-time, weather-charting application. The data comes from 50,000 sensors sending 10 readings a second, in the format of a timestamp and sensor reading. Where should you store the data?

A. Google BigQuery

B. Google Cloud SQL

C. Google Cloud Bigtable

D. Google Cloud Storage

Your company has decided to build a backup replica of their on-premises user authentication PostgreSQL database on Google Cloud Platform. The database is 4 TB, and large updates are frequent. Replication requires private address space communication.

Which networking approach should you use?

A. Google Cloud Dedicated Interconnect

B. Google Cloud VPN connected to the data center network

C. A NAT and TLS translation gateway installed on-premises

D. A Google Compute Engine instance with a VPN server installed connected to the data center network

For this question, refer to the Helicopter Racing League (HRL) case study. Recently HRL started a new regional racing league in Cape Town, South Africa. In an effort to give customers in Cape Town a better user experience, HRL has partnered with the Content Delivery Network provider, Fastly. HRL needs to allow traffic coming from all of the Fastly IP address ranges into their Virtual Private Cloud network (VPC network). You are a member of the HRL security team and you need to configure the update that will allow only the Fastly IP address ranges through the External HTTP(S) load balancer. Which command should you use?

A. gcloud compute security-policies rules update 1000 \ --security-policy from-fastly \ --src-ip-ranges * \ --action "allow"

B. gcloud compute firewall rules update sourceiplist-fastly \ --priority 100 \ --allow tcp:443

C. gcloud compute firewall rules update hir-policy \ --priority 100 \ --target-tags=sourceiplist-fastly \ --allow tcp:443

D. gcloud compute security-policies rules update 1000 \ --security-policy hir-policy \ --expression "evaluatePreconfiguredExpr(`sourceiplist-fastly')" \ --action "allow"