Using the following data sets, write code to create dataframes, join, and produce a result to show total count of orders and count of items by customer: from pyspark.sql import Row sales_sum_data = sales_detail_columns = sales_detail_data =

What is an RDD?

T/F: According to Databricks, the rise of “big data” in the 2000s Apache Hadoop launched as a solution for companies to store large amounts of data as well as unstructured data. The early data lakes were built on Hadoop due to this.

T/F: Data Lakes are primarily used to store unstructured data

Databricks has a variety of compute resources for Databricks and Databricks SQL, select the two that the cluster types for Databricks Clusters.

Select all of the statements below that apply to AVRO format.

extra credit (1 pt) An individual who could trace a picture of a bicycle with his or her finger but could not recognize it as a bicycle is most likely to have sustained damage to the ________.

A tumor that is cancerous is called a(n) ______________ tumor. 

Problems affecting nutritional intake among the elderly and chronically ill include: 

Blood pressure is measured using a: