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    • #1169
      Abhishek TyagiAbhishek Tyagi
      Keymaster

      Question 1- What are Machine Learning Pipelines?
      Please choose all correct answers

      Answer-

      A way of speeding up ML development
      A way of expressing your complete end-2-end machine learning flow within a single framework with a homogeneous API
      A way to do feature engineering within the pipeline framework

      Question 2- How is the class called which transforms a string class label to a class index in SparkML?

      Answer-
      StringIndexer

      Question 3- What is the class called which transforms a set of columns in a data frame to a single DenseVector representation in SparkML?

      Answer-

      VectorAssembler

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