Which of the following are examples of hyperparameters? (Select 2 answers.)

Number of nodes in each hidden layer

Which of the following are feature engineering techniques? (Select 2 answers)

Bucketization of a continuous feature

You want to use a BigQuery table as a data sink. In which writing mode(s) can you use BigQuery as a sink?

BigQuery cannot be used as a sink

When running a pipeline that has a BigQuery source, on your local machine, you continue to get permission denied errors. What could be the reason for that?

Your gcloud does not have access to the BigQuery resources

BigQuery cannot be accessed from local machines

You are missing gcloud on your machine

Pipelines cannot be run locally

Which of the following is NOT one of the three main types of triggers that Dataflow supports?

Trigger based on element size in bytes

Trigger that is a combination of other triggers

Does Dataflow process batch data pipelines or streaming data pipelines?

Both Batch and Streaming Data Pipelines

Which Cloud Dataflow / Beam feature should you use to aggregate data in an unbounded data source every hour based on the time when the data entered the pipeline?

The with Allowed Lateness method

Which of the following is NOT true about Dataflow pipelines?

Dataflow pipelines are tied to Dataflow, and cannot be run on any other runner

Dataflow pipelines can consume data from other Google Cloud services

Dataflow pipelines can be programmed in Java

Dataflow pipelines use a unified programming model, so can work both with streaming and batch data sources

Which of the following is not true about Dataflow pipelines?

Pipelines can share data between instances

Pipelines are a set of operations

Pipelines represent a data processing job

Pipelines represent a directed graph of steps

Pipelines can share data between instances

By default, which of the following windowing behavior does Dataflow apply to unbounded data sets?

Windows at every 100 MB of data

What are the minimum permissions needed for a service account used with Google Dataproc?

Read and write to Google Cloud Storage; write to Google Cloud Logging

Execute to Google Cloud Storage; write to Google Cloud Logging

Write to Google Cloud Storage; read to Google Cloud Logging

Execute to Google Cloud Storage; execute to Google Cloud Logging

Read and write to Google Cloud Storage; write to Google Cloud Logging

Which of these rules apply when you add preemptible workers to a Dataproc cluster (select 2 answers)?

Preemptible workers cannot store data.

A Dataproc cluster cannot have only preemptible workers.

Preemptible workers cannot use persistent disk.

Preemptible workers cannot store data.

If a preemptible worker is reclaimed, then a replacement worker must be added manually.

A Dataproc cluster cannot have only preemptible workers.

Scaling a Cloud Dataproc cluster typically involves ____.

increasing or decreasing the number of worker nodes

increasing or decreasing the number of master nodes

moving memory to run more applications on a single node

deleting applications from unused nodes periodically

Which of these is NOT a way to customize the software on Dataproc cluster instances?

Configure the cluster using Cloud Deployment Manager

Modify configuration files using cluster properties

Configure the cluster using Cloud Deployment Manager

Log into the master node and make changes from there

What is the general recommendation when designing your row keys for a Cloud Bigtable schema?

Keep your row key reasonably short

Include multiple time series values within the row key

Keep the row keep as an 8 bit integer

Keep your row key reasonably short

Keep your row key as long as the field permits

Which of the following statements is NOT true regarding Bigtable access roles?

To give a user access to only one table in a project, grant the user the Bigtable Editor role for that table.

Using IAM roles, you cannot give a user access to only one table in a project, rather than all tables in a project.

To give a user access to only one table in a project, grant the user the Bigtable Editor role for that table.

You can configure access control only at the project level.

To give a user access to only one table in a project, you must configure access through your application.

For the best possible performance, what is the recommended zone for your Compute Engine instance and Cloud Bigtable instance?

Have both the Compute Engine instance and the Cloud Bigtable instance to be in the same zone.

Have the Compute Engine instance in the furthest zone from the Cloud Bigtable instance.

Have both the Compute Engine instance and the Cloud Bigtable instance to be in different zones.

Have both the Compute Engine instance and the Cloud Bigtable instance to be in the same zone.

Have the Cloud Bigtable instance to be in the same zone as all of the consumers of your data.

Which row keys are likely to cause a disproportionate number of reads and/or writes on a particular node in a Bigtable cluster (select 2 answers)?

A timestamp followed by a stock symbol

A stock symbol followed by a timestamp

Google Professional Data Engineer Practice Test 3 - Free Online Exam Prep & Questions

If a dataset contains rows with individual people and columns for year of birth, country, and income, how many of the columns are continuous and how many are categorical?

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Google Professional Data Engineer Practice Test 3

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Google Professional Data Engineer Practice Tests

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