Exam Details

  • Exam Code
    :PROFESSIONAL-DATA-ENGINEER
  • Exam Name
    :Professional Data Engineer on Google Cloud Platform
  • Certification
    :Google Certifications
  • Vendor
    :Google
  • Total Questions
    :331 Q&As
  • Last Updated
    :Oct 22, 2024

Google Google Certifications PROFESSIONAL-DATA-ENGINEER Questions & Answers

  • Question 51:

    Which of these operations can you perform from the BigQuery Web UI?

    A. Upload a file in SQL format.

    B. Load data with nested and repeated fields.

    C. Upload a 20 MB file.

    D. Upload multiple files using a wildcard.

  • Question 52:

    What are two of the benefits of using denormalized data structures in BigQuery?

    A. Reduces the amount of data processed, reduces the amount of storage required

    B. Increases query speed, makes queries simpler

    C. Reduces the amount of storage required, increases query speed

    D. Reduces the amount of data processed, increases query speed

  • Question 53:

    Which of these numbers are adjusted by a neural network as it learns from a training dataset (select 2 answers)?

    A. Weights

    B. Biases

    C. Continuous features

    D. Input values

  • Question 54:

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

    A. Include multiple time series values within the row key

    B. Keep the row keep as an 8 bit integer

    C. Keep your row key reasonably short

    D. Keep your row key as long as the field permits

  • Question 55:

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

    A. Preemptible workers cannot use persistent disk.

    B. Preemptible workers cannot store data.

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

    D. A Dataproc cluster cannot have only preemptible workers.

  • Question 56:

    Which is not a valid reason for poor Cloud Bigtable performance?

    A. The workload isn't appropriate for Cloud Bigtable.

    B. The table's schema is not designed correctly.

    C. The Cloud Bigtable cluster has too many nodes.

    D. There are issues with the network connection.

  • Question 57:

    Which action can a Cloud Dataproc Viewer perform?

    A. Submit a job.

    B. Create a cluster.

    C. Delete a cluster.

    D. List the jobs.

  • Question 58:

    If you want to create a machine learning model that predicts the price of a particular stock based on its recent price history, what type of estimator should you use?

    A. Unsupervised learning

    B. Regressor

    C. Classifier

    D. Clustering estimator

  • Question 59:

    Google Cloud Bigtable indexes a single value in each row. This value is called the _______.

    A. primary key

    B. unique key

    C. row key

    D. master key

  • Question 60:

    Does Dataflow process batch data pipelines or streaming data pipelines?

    A. Only Batch Data Pipelines

    B. Both Batch and Streaming Data Pipelines

    C. Only Streaming Data Pipelines

    D. None of the above

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