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Question No: 1

For this question, refer to the JencoMart case study. JencoMart has built a version of their application on Google Cloud Platform that serves traffic to Asia. You want to measuresuccess against their business and technical goals. Which metrics should you track?

A. Error rates for requests from Asia
B. Latency difference between US and Asia
C. Total visits, error rates, and latency from Asia
D. Total visits and average latency forusers in Asia
E. The number of character sets present in the database

Answer: D

Question No : 2

For this question, refer to the JencoMart case study. JencoMart wants to move their User Profiles database toGoogle Cloud Platform. Which Google Database should they use?

A. Cloud Spanner
B. Google BigQuery
C. Google Cloud SQL
D. Google Cloud Datastore

Answer: D
Explanation:
https://cloud.google.com/datastore/docs/concepts/overview

Question No : 3

For this question, refer to the Dress4Win case study. Dress4Win hasconfigured a new uptime check with Google Stackdriver for several of their legacy services. The Stackdriver dashboard is not reporting the services as healthy. What should they do?

A. Install the Stackdriver agent on all of the legacy web servers.
B. In the Cloud Platform Console download the list of the uptime servers' IP addresses and create an inbound firewall rule
C. Configure their load balancer to pass through the User-Agent HTTP header when the value matches GoogleStackdriverMonitoringUptimeChecks(https://cloud.google.com/monitoring)
D. Configure their legacy web servers to allow requests that contain user-Agent HTTP header when the value matches GoogleStackdriverMonitoring— UptimeChecks (https://cloud.google.com/monitoring)

Answer: D

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Question No : 4

You set up an autoscaling instance group to serve web traffic for an upcoming launch. After configuring the instance group as a backend service to an HTTP(S) load balancer, you notice that virtual machine (VM) instances are being terminatedand re-launched every minute. The instances do not have a public IP address. You have verified the appropriate web response is coming from each instance using the curl command. You want to ensure the backend is configured correctly. What should you do?

A. Ensure that a firewall rule exists to allow source traffic on HTTP/HTTPS to reach the load balancer.
B. Assign a public IP to each instance and configure a firewall rule to allow the load balancer to reach the instance public IP.
C. Ensure that a firewallrule exists to allow load balancer health checks to reach the instances in the instance group.
D. Create a tag on each instance with the name of the load balancer. Configure a firewall rule with the name of the load balancer as the source and the instancetag as the destination.

Answer: C
Explanation: 
https://cloud.google.com/vpc/docs/using-firewalls

Question No : 5

One of the developers on your team deployed their application In Google Container Engine with the Dockerfile below. They report that their application deployments are taking too long.

You want to optimize this Dockerfile for fasterdeployment times without adversely affecting the app's functionality. Which two actions should you take? (Choose 2 Answers)

A. Remove Python after running pip.
B. Remove dependencies from requirements.txt.
C. Use a slimmed-down base image like Alpine linux.
D. Use larger machine types for your Google Container Engine node pools.
E. Copy the source after the package dependencies (Python and pip) are installed.

Answer: C,E

Question No : 6

You are creating a solution to remove backup files older than 90 days from your backup Cloud Storage bucket. You want to optimize ongoing Cloud Storage spend. What should you do?

A. Write a lifecycle management rule in XML and push itto the bucket with gsutil.
B. Write a lifecycle management rule in JSON and push it to the bucket with gsutil.
C. Schedule a cron script using gsutil is -lr gs://backups/** to find and remove items older than 90 days.
D. Schedule a cron script using gsutil ls -1 gs://backups/** to find and remove items older than 90 days and schedule it with cron.

Answer: B
Explanation:
https://cloud.google.com/storage/docs/gsutil/commands/lifecycle

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Question No : 7

You are helping the QA team to roll out a new load-testing tool to test the scalability of your primary cloud services that run on Google Compute Engine with Cloud Bigtable. Which three requirements should they include? (Choose 3 Answers)

A. Ensure that the load tests validate the performance of Cloud Bigtable.

B. Create a separate Google Cloud project to use for the load-testing environment.

C. Schedule the load-testing tool to regularly run against the production environment.

D. Ensure all third-party systems your services use are capable of handling high load.

E. Instrument the production services to record every transaction for replay by the loadtesting tool.

F. Instrument the load-testing tool and the target services with detailed logging and metrics collection.

Answer: A,D,F

Question No : 8

Your company runsseveral databases on a single MySQL instance. They need to take backups of a specific database at regular intervals. The backup activity needs to complete as quickly as possible and cannot be allowed to impact disk performance. How should you configure the storage?

A. Configure a cron job to use the gcloud tool to take regular backups using persistent disk snapshots.

B. Mount a Local SSD volume as the backup location. After the backup is complete, use gsutil to move the backup to Google Cloud Storage.

C. Use gcsfuse to mount a Google Cloud Storage bucket as a volume directly on the instance and write backups to the mounted location using mysqldump

D. Mount additional persistent disk volumes onto each virtual machine (VM) instance in a RAID10 array and useLVM to create snapshots to send to Cloud Storage.

Answer: C

Explanation:

https://cloud.google.com/storage/docs/gcs-fuse

Question No : 9

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

Answer: B

Explanation:

https://cloud.google.com/docs/enterprise/best-practices-for-enterprise-organizations

Question  No : 10

An application development team believes their current logging tool will not meet their needs for their new cloud-based product. They want a bettor tool to capture errors and help them analyze theirhistorical log data. You want to help them find a solution that meets their needs, what should you do?

A. Direct them to download and install the Google StackDriver logging agent.

B. Send them a list of online resources about logging best practices.

C. Help them define their requirements and assess viable logging tools.

D. Help them upgrade their current tool to take advantage of any new features.

Answer: A

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