Box 1: Dataset - Datasets must be created from paths in Azure datastores or public web URLs, for the data to be accessible by Azure Machine Learning. Box 2: Linked service - Linked services are much like connection strings, which define the connection information needed for Data Factory to connect to external resources. Box 3: Pipeline - A pipeline is a logical grouping of activities that together perform a task. Reference: https://k21academy.com/microsoft-azure/dp-100/datastores-and-datasets-in-azure/ https://docs.microsoft.com/en-us/azure/data-factory/concepts-linked-services https://docs.microsoft.com/en-us/azure/data-factory/concepts-pipelines-activities