PROFESSIONAL-CLOUD-ARCHITECT Online Practice Questions and Answers

At Dress4Win, an operations engineer wants to create a tow-cost solution to remotely archive copies of database backup files.

The database files are compressed tar files stored in their current data center.

How should he proceed?

A. Create a cron script using gsutil to copy the files to a Coldline Storage bucket.

B. Create a cron script using gsutil to copy the files to a Regional Storage bucket.

C. Create a Cloud Storage Transfer Service Job to copy the files to a Coldline Storage bucket.

D. Create a Cloud Storage Transfer Service job to copy the files to a Regional Storage bucket.

Dress4Win has asked you for advice on how to migrate their on-premises MySQL deployment to the cloud. They want to minimize downtime and performance impact to their on-premises solution during the migration.

Which approach should you recommend?

A. Create a dump of the on-premises MySQL master server, and then shut it down, upload it to the cloud environment, and load into a new MySQL cluster.

B. Setup a MySQL replica server/slave in the cloud environment, and configure it for asynchronous replication from the MySQL master server on-premises until cutover.

C. Create a new MySQL cluster in the cloud, configure applications to begin writing to both on premises and cloud MySQL masters, and destroy the original cluster at cutover.

D. Create a dump of the MySQL replica server into the cloud environment, load it into: Google Cloud Datastore, and configure applications to read/write to Cloud Datastore at cutover.

For this question, refer to the EHR Healthcare case study. You are responsible for designing the Google Cloud network architecture for Google Kubernetes Engine. You want to follow Google best practices. Considering the EHR Healthcare business and technical requirements, what should you do to reduce the attack surface?

A. Use a private cluster with a private endpoint with master authorized networks configured.

B. Use a public cluster with firewall rules and Virtual Private Cloud (VPC) routes.

C. Use a private cluster with a public endpoint with master authorized networks configured.

D. Use a public cluster with master authorized networks enabled and firewall rules.

You are using Cloud CDN to deliver static HTTP(S) website content hosted on a Compute Engine instance group. You want to improve the cache hit ratio.

What should you do?

A. Customize the cache keys to omit the protocol from the key.

B. Shorten the expiration time of the cached objects.

C. Make sure the HTTP(S) header "Cache-Region" points to the closest region of your users.

D. Replicate the static content in a Cloud Storage bucket. Point CloudCDN toward a load balancer on that bucket.

Your company has an application that is running on multiple instances of Compute Engine. It generates 1 TB per day of logs. For compliance reasons, the logs need to be kept for at least two years. The logs need to be available for active query for 30 days. After that, they just need to be retained for audit purposes. You want to implement a storage solution that is compliant, minimizes costs, and follows Google-recommended practices. What should you do?

A. 1. Install the Cloud Ops agent on all instances.

2.

Create a sink to export logs into a partitioned BigQuery table.

3.

Set a time_partitioning_expiration of 30 days.

B. 1. Install the Cloud Ops agent on all instances.

2.

Create a sink to export logs into a regional Cloud Storage bucket.

3.

Create an Object Lifecycle rule to move files into a Coldline Cloud Storage bucket after one month.

4.

Configure a retention policy at the bucket level to create a lock.

C. 1. Create a daily cron job, running on all instances, that uploads logs into a partitioned BigQuery table.

2. Set a time_partitioning_expiration of 30 days.

D. 1. Write a daily cron job, running on all instances, that uploads logs into a Cloud Storage bucket.

2.

Create a sink to export logs into a regional Cloud Storage bucket.

3.

Create an Object Lifecycle rule to move files into a Coldline Cloud Storage bucket after one month.

You are managing several projects on Google Cloud and need to interact on a daily basis with BigQuery, Bigtable and Kubernetes Engine using the gcloud CLI tool

You are travelling a lot and work on different workstations during the week

You want to avoid having to manage the gcloud CLI manually

What should you do?

A. Use a package manager to install gcloud on your workstations instead of installing it manually

B. Create a Compute Engine instance and install gcloud on the instance Connect to this instance via SSH to always use the same gcloud installation when interacting with Google Cloud

C. Install gcloud on all of your workstations Run the command gcloud components auto-update on each workstation

D. Use Google Cloud Shell in the Google Cloud Console to interact with Google Cloud

Your web application uses Google Kubernetes Engine to manage several workloads. One workload requires a consistent set of hostnames even after pod scaling and relaunches.

Which feature of Kubernetes should you use to accomplish this?

A. StatefulSets

B. Role-based access control

C. Container environment variables

D. Persistent Volumes

Your company is forecasting a sharp increase in the number and size of Apache Spark and Hadoop jobs being run on your local datacenter You want to utilize the cloud to help you scale this upcoming demand with the least amount of

operations work and code change.

Which product should you use?

A. Google Cloud Dataflow

B. Google Cloud Dataproc

C. Google Compute Engine

D. Google Container Engine

Your customer is receiving reports that their recently updated Google App Engine application is taking approximately 30 seconds to load for some of their users. This behavior was not reported before the update. What strategy should you take?

A. Work with your ISP to diagnose the problem.

B. Open a support ticket to ask for network capture and flow data to diagnose the problem, then roll back your application.

C. Roll back to an earlier known good release initially, then use Stackdriver Trace and logging to diagnose the problem in a development/test/staging environment.

D. Roll back to an earlier known good release, then push the release again at a quieter period to investigate. Then use Stackdriver Trace and logging to diagnose the problem.

You are migrating your on-premises solution to Google Cloud in several phases. You will use Cloud VPN to maintain a connection between your on-premises systems and Google Cloud until the migration is completed. You want to make sure all your on-premises systems remain reachable during this period.

How should you organize your networking in Google Cloud?

A. Use the same IP range on Google Cloud as you use on-premises

B. Use the same IP range on Google Cloud as you use on-premises for your primary IP range and use a secondary range that does not overlap with the range you use on-premises

C. Use an IP range on Google Cloud that does not overlap with the range you use on-premises

D. Use an IP range on Google Cloud that does not overlap with the range you use on-premises for your primary IP range and use a secondary range with the same IP range as you use on-premises