Google Professional Data Engineer
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You are running a web application that currently serves customers from a single region in Asia. You are planning to expand your services globally, but initially, you want to optimize for cost. After securing funding, you plan to optimize for global presence and performance using a native JDBC driver. Which option should you choose?
A
Start with a zonal instance of Cloud SQL for PostgreSQL, and then use Bigtable with US, Europe, and Asia replication after securing funding.
B
Start with a highly available instance of Cloud SQL for PostgreSQL, and then use Bigtable with US, Europe, and Asia replication after securing funding.
C
Configure a single region instance of Cloud Spanner initially and then configure multi-region Cloud Spanner instances after securing funding
D
Start with a zonal instance of Cloud SQL for PostgreSQL and then use Cloud SQL for PostgreSQL with highly available configuration after securing funding.