Implementing a Machine Learning Solution with Microsoft Azure Databricks (DP-090T00) Quiz Questions and Answers

Which of the following descriptions accurately describes Azure Machine Learning?

Answer :
  • A cloud-based platform for operating machine learning solutions at scale

Due to the transformations that the data goes through when traversing an RNN, some information is lost at each time step.

Answer :
  • Correct

In which keras API an instance of the Sequential class is created and model layers are created and added to it?

Answer :
  • Sequential API

Alice creates a notebook on Azure Databricks to train her datasets, before using them with Spark ML. Which of the following languages are supported for doing that in a notebook?

Answer :
  • Python

You want to train a neural network with TensorFlow. You don't want to install the library manually to avoid extra overhead. What should you do?

Answer :
  • Create a cluster with the Databricks Runtime for Machine Learning.

Which description of DBFS is correct?

Answer :
  • You can upload a file to the DBFS using the UI.

The Apache Spark DataFrame API provides a rich set of functions (select columns, filter, join, aggregate, and so on) that allow you to solve common data analysis problems efficiently.

Answer :
  • TRUE

Which of the following options is a key abstraction for model training in Spark ML?

Answer :
  • Transformer

Exit criterion: Training job time (hours): 0.5 - this causes the experiment to end after a maximum of 30 minutes.

Answer :
  • TRUE

Exit criterion: Metric score threshold: 0.08 - this causes the experiment to end if a model achieves a primary metric score of 0.08 or less.

Answer :
  • TRUE