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Vce Professional-Cloud-DevOps-Engineer Questions Latest

Google Cloud Certified - Professional Cloud DevOps Engineer Exam Questions and Answers

Question 45

You support a high-traffic web application and want to ensure that the home page loads in a timely manner. As a first step, you decide to implement a Service Level Indicator (SLI) to represent home page request latency with an acceptable page load time set to 100 ms. What is the Google-recommended way of calculating this SLI?

Options:

A.

Buckelize Ihe request latencies into ranges, and then compute the percentile at 100 ms.

B.

Bucketize the request latencies into ranges, and then compute the median and 90th percentiles.

C.

Count the number of home page requests that load in under 100 ms, and then divide by the total number of home page requests.

D.

Count the number of home page requests that load in under 100 ms. and then divide by the total number of all web application requests.

Question 46

You support an application deployed on Compute Engine. The application connects to a Cloud SQL instance to store and retrieve data. After an update to the application, users report errors showing database timeout messages. The number of concurrent active users remained stable. You need to find the most probable cause of the database timeout. What should you do?

Options:

A.

Check the serial port logs of the Compute Engine instance.

B.

Use Stackdriver Profiler to visualize the resources utilization throughout the application.

C.

Determine whether there is an increased number of connections to the Cloud SQL instance.

D.

Use Cloud Security Scanner to see whether your Cloud SQL is under a Distributed Denial of Service (DDoS) attack.

Question 47

You are managing an application that runs in Compute Engine The application uses a custom HTTP server to expose an API that is accessed by other applications through an internal TCP/UDP load balancer A firewall rule allows access to the API port from 0.0.0-0/0. You need to configure Cloud Logging to log each IP address that accesses the API by using the fewest number of steps What should you do Bret?

Options:

A.

Enable Packet Mirroring on the VPC

B.

Install the Ops Agent on the Compute Engine instances.

C.

Enable logging on the firewall rule

D.

Enable VPC Flow Logs on the subnet

Question 48

Your company is using HTTPS requests to trigger a public Cloud Run-hosted service accessible at the .a.run.app URL You need to give developers the ability to test the latest revisions of the service before the service is exposed to customers What should you do?

Options:

A.

Runthegcioud run deploy booking-engine —no-traffic —-ag dev command Use the https://dev----booking-engine-abcdef. a. run. app URL for testing

B.

Runthegcioud run services update-traffic booking-engine —to-revisions LATEST*! command Use the ht tps: //booking-engine-abcdef. a. run. ape URL for testing

C.

Pass the curl -K "Authorization: Hearer S(gclcud auth print-identity-token)" auth token Use the https: / /booking-engine-abcdef. a. run. app URL to test privately

D.

Grant the roles/run. invoker role to the developers testing the booking-engine service Use the https: //booking-engine-abcdef. private. run. app URL for testing