PMLE Collaborating to manage data and models — All Questions With Answers

Question 1mediummultiple choice

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A data science team uses BigQuery to store raw data and Vertex AI for model training. They want to ensure that only authorized users can access training data, and that model artifacts are automatically versioned and tracked. Which combination of Google Cloud services should they use?

Question 2hardmultiple choice

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An ML team uses Vertex AI Pipelines to automate model retraining. The pipeline includes a step that queries BigQuery to create a training dataset. The team notices that the pipeline fails intermittently with a '403 Exceeded rate limits' error. What is the most likely cause and solution?

Question 3easymultiple choice

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A company stores training data in Cloud Storage and uses Vertex AI Training for model training. They want to implement a data validation pipeline to detect data drift before retraining. Which service should they use?

Question 4hardmultiple choice

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A team uses Vertex AI Feature Store to serve features for real-time predictions. They notice that feature values are frequently updated from multiple source systems, leading to inconsistencies. They need to ensure that feature values are consistent across all serving endpoints. What should they do?

Question 5mediummultiple choice

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An organization uses Cloud Composer to orchestrate ML workflows. A DAG that triggers Vertex AI training jobs fails because the training job exceeds the 7-day maximum runtime. What is the best way to handle long-running training jobs in Cloud Composer?

Question 6easymultiple choice

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A team wants to share a trained model with other teams within the organization. They need to provide access to the model artifact in Vertex AI Model Registry and ensure that only authorized teams can deploy the model. What should they do?

Question 7mediummultiple choice

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A data scientist is using Vertex AI Workbench user-managed notebooks. They need to collaborate with a colleague on the same notebook. The colleague should be able to edit the notebook simultaneously. What should they do?

Question 8hardmultiple choice

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A team uses Vertex AI Pipelines with CustomJob components that pull training code from a Cloud Source Repository. The pipeline fails with a 'Permission denied' error when trying to access the repository. The service account used by the pipeline has the 'Source Repository Viewer' role. What is the likely issue?

Question 9easymulti select

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Which TWO statements about Vertex AI Feature Store are correct? (Choose 2)

Question 10mediummulti select

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Which THREE actions are best practices for managing ML models in production on Google Cloud? (Choose 3)

Question 11hardmulti select

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Which TWO factors should you consider when choosing between BigQuery and Cloud Storage for storing training data? (Choose 2)

Question 12hardmultiple choice

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A financial services company uses Vertex AI to deploy multiple models for fraud detection. The ML team has set up a CI/CD pipeline using Cloud Build and Cloud Deploy. The pipeline builds a custom container with the trained model, pushes it to Artifact Registry, and deploys it to a Vertex AI Endpoint. Recently, a new regulation requires that all model deployments be audited and approved by the compliance team before going live. The compliance team wants to review the model's evaluation metrics and approve the deployment via a ticketing system. Currently, the CI/CD pipeline automatically deploys after the container is built. The team needs to implement a gating process without slowing down the development cycle. What should they do?

Question 13mediummultiple choice

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A healthcare organization is building a machine learning model to predict patient readmission risk. They have sensitive data stored in BigQuery that includes protected health information (PHI). The data science team uses Vertex AI Workbench notebooks to explore the data and develop models. The organization's security policy requires that all PHI data must be encrypted at rest and in transit, and that access to the data is logged and audited. They also need to ensure that the data used for model training is de-identified to remove direct identifiers such as patient names and SSNs. The team wants to automate the de-identification process as part of the data pipeline. Which approach meets these requirements?

Question 14mediumdrag order

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Drag and drop the steps to deploy a trained TensorFlow model to Vertex AI Prediction in the correct order.

Drag steps to the numbered slots on the right, or tap a step then tap a slot.

Steps

Order

1Step 1

2Step 2

3Step 3

4Step 4

5Step 5

Question 15mediummatching

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Match each regularization technique to its effect.

Drag a concept onto its matching description — or click a concept then click the description.

Concepts

Matches

Adds absolute value of weights to loss, induces sparsity

Adds squared magnitude of weights to loss, prevents overfitting

Randomly drops units during training to prevent co-adaptation

Stops training when validation performance stops improving

Increases training data diversity through transformations

Question 16mediummultiple choice

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A team of ML engineers is collaborating on a project using Vertex AI. They want to ensure that only approved models are deployed to production. Which approach should they use?

Question 17hardmultiple choice

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A company uses a Cloud Composer DAG to run a daily ML pipeline that includes Dataflow jobs and model training on Vertex AI. The pipeline frequently fails due to insufficient permissions when the Dataflow worker accesses data in Cloud Storage. What is the most efficient way to resolve this issue?

Question 18easymultiple choice

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A data scientist wants to share a trained model with the team for review before deployment. The model is stored in Vertex AI Model Registry. What is the recommended way to grant the team read access to the model?

Question 19mediummultiple choice

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Your team is using Vertex AI Feature Store for online predictions. You notice that feature values for some entities are missing in production, leading to failed predictions. Upon investigation, you find that the ingestion pipeline has been failing intermittently. What is the best immediate course of action to prevent prediction failures?

Question 20hardmultiple choice

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A team of ML engineers is building a real-time fraud detection system. They use Cloud Pub/Sub to stream transactions, Dataflow for feature engineering, and Vertex AI to get predictions. They want to ensure that the data used for training matches the data used for serving to avoid training-serving skew. Which approach should they take?

Question 21easymultiple choice

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You are using Cloud Datalab for collaborative data exploration with your team. However, some team members cannot access the Datalab instances. What is the most likely issue?

Question 22mediummultiple choice

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A company trains models using Vertex AI Training and wants to share the resulting model artifacts with a different team in another Google Cloud project. What is the most secure way to grant access?

Question 23hardmultiple choice

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A company uses Cloud Composer to orchestrate an ML pipeline. They notice that the pipeline occasionally fails because the Composer environment runs out of disk space on the worker nodes. The pipeline uses many large dependencies. What is the most effective long-term solution?

Question 24easymultiple choice

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Your team is using Vertex AI Pipelines to build an automated training pipeline. You need to share the pipeline definition with another team so they can run it in their own project. Which format should you use?

Question 25mediummulti select

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Which TWO actions are recommended for collaborating on machine learning models using Vertex AI Model Registry?

Question 26hardmulti select

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Which TWO strategies help ensure data consistency when multiple teams are contributing features to a shared Vertex AI Feature Store?

Question 27mediummulti select

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Which THREE practices improve collaboration when using Cloud Composer for ML pipelines?

Question 28mediummultiple choice

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Refer to the exhibit. A user receives the error shown when trying to upload a model to Vertex AI. What is the most likely cause?

Network Topology

Question 29hardmultiple choice

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Refer to the exhibit. A user is trying to upload a Vertex AI pipeline definition. The error indicates an invalid dependency order. What should the user do to fix this?

Exhibit

Refer to the exhibit.

# pipeline.yaml
pipeline:
  name: training-pipeline
  description: End-to-end ML pipeline
  params:
    project_id: {type: String}
    dataset_id: {type: String}
  tasks:
    - task1:
        component: preprocessing
        inputs:
          project_id: {inputValue: project_id}
          dataset_id: {inputValue: dataset_id}
    - task2:
        component: training
        inputs:
          data: {taskOutputs: task1.output}
        dependentTasks: [task1]

Error: (gsutil cp pipeline.yaml gs://my-bucket/pipelines/): RuntimeException: Failed to compile pipeline. Invalid pipeline definition: task 'task2' depends on 'task1' but 'task1' is defined after 'task2' in YAML ordering.

Question 30mediummultiple choice

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Refer to the exhibit. An ML engineer in the team needs to deploy the model to an endpoint. The engineer is assigned the 'roles/aiplatform.user' role at the project level but still cannot deploy. What is the most likely reason?

Exhibit

Refer to the exhibit.

{
  "bindings": [
    {
      "role": "roles/aiplatform.user",
      "members": [
        "user:alice@example.com",
        "serviceAccount:sa-training@my-project.iam.gserviceaccount.com"
      ]
    }
  ]
}

This IAM policy is attached to a Vertex AI model resource. Alice can view the model but cannot deploy it to an endpoint. The service account can use the model for training.

Question 31easymultiple choice

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A data science team uses Vertex AI Workbench and wants to share notebooks with version history. Which service should they use?

Question 32mediummultiple choice

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A team uses Vertex AI Pipelines. They need to ensure that only certain team members can deploy models to production. What is the best approach?

Question 33hardmultiple choice

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A company has multiple teams working on different models. They want to enforce consistent data preprocessing steps across all teams. Which approach should they take?

Question 34easymultiple choice

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A data scientist wants to track the lineage of a dataset used in a training run. Which Vertex AI feature should they use?

Question 35mediummultiple choice

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An MLOps team needs to automatically retrain a model when new training data becomes available. They use Vertex AI Pipelines. What is the recommended way to trigger the pipeline?

Question 36hardmultiple choice

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A large organization uses a multi-project setup with a central data lake. Different teams manage their own models. To enable cross-team sharing of features, they want to use Vertex AI Feature Store. What is the best practice to manage access?

Question 37easymultiple choice

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When distributing training across multiple workers using Vertex AI Training, how should the team share the training dataset?

Question 38mediummultiple choice

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A team is using Vertex AI Experiments to compare different hyperparameters. They want to automatically record the hyperparameters. What is the correct way?

Question 39hardmultiple choice

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A data engineering team uses Dataflow for preprocessing and wants to integrate with Vertex AI Pipelines. They need to pass the preprocessed data location to the training step. What is the best practice?

Question 40easymulti select

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Which TWO practices help ensure reproducible ML experiments?

Question 41mediummulti select

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Which TWO tools can be used to collaborate on feature definitions across teams?

Question 42hardmulti select

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Which THREE actions should be taken to manage model versions effectively?

Question 43mediummultiple choice

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Refer to the exhibit. A team member complains they cannot deploy a model to Vertex AI Endpoints. What is the most likely reason?

Exhibit

{
  "bindings": [
    {
      "role": "roles/aiplatform.user",
      "members": ["user:alice@example.com"]
    },
    {
      "role": "roles/aiplatform.customCodeServiceAgent",
      "members": ["serviceAccount:custom-sa@project.iam.gserviceaccount.com"]
    }
  ]
}

Question 44hardmultiple choice

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Refer to the exhibit. The team wants to automatically deploy the best-performing model version to production. They have set up a Cloud Function triggered by Model Registry events. Which alias should they use in the function to get the latest champion?

Network Topology

Question 45easymultiple choice

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Refer to the exhibit. The team notices that the pipeline fails to read data from the specified Cloud Storage path. What is the most likely issue?

Exhibit

pipeline:
  execution_config:
    runner: DataflowRunner
    project: my-project
    region: us-central1
  components:
    - component_type: CsvExampleGen
      component_name: example_gen
      arguments:
        input_basedir: gs://my-bucket/data/

Question 46easymultiple choice

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A team uses Vertex AI Feature Store for storing features. They want to share feature definitions with other teams in a collaborative manner. What is the best way to collaborate on feature definitions?

Question 47mediummultiple choice

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A company uses BigQuery to store feature data for ML training. A data engineer notices that a Vertex AI Training job is failing with 'Access Denied' errors when reading from a BigQuery table. The training job uses a custom service account that has been granted the 'bigquery.dataViewer' role on the dataset. What is the most likely cause of the failure?

Question 48hardmultiple choice

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A data science team uses Vertex AI Pipelines to orchestrate ML training. They notice that some pipeline runs are failing because of inconsistent data schemas. They want to enforce schema validation as a gate before the training step executes. Which approach should they implement?

Question 49easymultiple choice

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A data scientist wants to share a trained model with colleagues for evaluation. The model is stored as a Vertex AI Model resource. What is the recommended way to share the model without exposing the underlying project?

Question 50mediummultiple choice

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A team uses Vertex AI Feature Store for online serving. They notice high latency during peak hours. They have configured the feature store with Bigtable as the online serving store. What is the most likely cause of the high latency?

Question 51hardmultiple choice

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An organization uses Cloud Dataflow to preprocess training data. Dataflow jobs are often failing because of insufficient quota for certain resources. The team has requested a quota increase, but the jobs still fail with 'quota exceeded' errors for a different resource. They want to proactively monitor and manage quotas to avoid failures. What is the best approach?

Question 52mediummulti select

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Which TWO of the following are best practices for managing data in a collaborative machine learning environment on Google Cloud?

Question 53hardmulti select

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Which THREE of the following are recommended practices for model governance and lineage in Vertex AI?

Question 54hardmultiple choice

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A financial services company uses Vertex AI to build credit risk models. They have a team of 10 data scientists and 3 ML engineers. They use multiple notebooks in Vertex AI Workbench, storing data in Cloud Storage and BigQuery. The team reports that training jobs sometimes fail with 'Permission denied' errors when reading from certain Cloud Storage buckets. The error occurs intermittently and only for some users. The team uses custom service accounts for each user's notebook instance, but the permissions seem inconsistent. The IT security team has enforced that all service accounts must have least privilege. What is the most effective course of action to resolve the permission issues while maintaining security?

Question 55mediummultiple choice

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A healthcare startup is developing a diagnostic model using sensitive patient data. They use Vertex AI to manage the training pipeline. They need to ensure that the data is encrypted both at rest and in transit. Additionally, they want to prevent the ML engineers from seeing raw data but still allow them to train models. They use Cloud Storage with CMEK and VPC-SC. They plan to use Vertex AI Training with a custom service account. The data stored in Cloud Storage is encrypted with CMEK. What additional step is needed to allow Vertex AI Training to access the encrypted data?

Question 56easymultiple choice

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A retail company uses Vertex AI AutoML to train a product recommendation model. They have a dataset of past purchases stored in BigQuery. The data science team wants to iteratively train and improve the model. They need to track which dataset version was used for each model and preserve the exact data for reproducibility. They currently export data to CSV files and store them in Cloud Storage. However, the dataset is updated daily, and they want to ensure that models are trained on a consistent snapshot. What should they do?

Question 57hardmultiple choice

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A large e-commerce company deploys multiple ML models on Vertex AI Endpoints. They use Vertex AI Model Registry to manage model versions. Recently, a team accidentally deployed an unvalidated model to production, causing a service outage. They want to implement a governance process where models must pass certain validation checks before deployment. The validation includes unit tests, fairness checks, and performance benchmarks. They use CI/CD pipelines (Cloud Build). They also need to allow manual approval for critical models. Which combination of Vertex AI features and Cloud Build steps would enforce the required governance?

Refer to the exhibit. # pipeline.yaml pipeline: name: training-pipeline description: End-to-end ML pipeline params: project_id: {type: String} dataset_id: {type: String} tasks: - task1: component: preprocessing inputs: project_id: {inputValue: project_id} dataset_id: {inputValue: dataset_id} - task2: component: training inputs: data: {taskOutputs: task1.output} dependentTasks: [task1] Error: (gsutil cp pipeline.yaml gs://my-bucket/pipelines/): RuntimeException: Failed to compile pipeline. Invalid pipeline definition: task 'task2' depends on 'task1' but 'task1' is defined after 'task2' in YAML ordering.

Refer to the exhibit. { "bindings": [ { "role": "roles/aiplatform.user", "members": [ "user:alice@example.com", "serviceAccount:sa-training@my-project.iam.gserviceaccount.com" ] } ] } This IAM policy is attached to a Vertex AI model resource. Alice can view the model but cannot deploy it to an endpoint. The service account can use the model for training.

{ "bindings": [ { "role": "roles/aiplatform.user", "members": ["user:alice@example.com"] }, { "role": "roles/aiplatform.customCodeServiceAgent", "members": ["serviceAccount:custom-sa@project.iam.gserviceaccount.com"] } ] }

pipeline: execution_config: runner: DataflowRunner project: my-project region: us-central1 components: - component_type: CsvExampleGen component_name: example_gen arguments: input_basedir: gs://my-bucket/data/