DASCA Senior Data Scientist - SDS Exam Practice Test

A. Python dictionaries B. HDFS dictionaries C. Hadoop dictionaries D. MapReduce dictionaries E. All of the above

A. Both B and C B. Business Stakeholder C. Business Initiative D. All of the above E. Strategic Nouns

A. Autointeractive moving average B. Autoresponsive moving average C. All of the above D. Autoregressive moving average E. Autoreactive moving average

A. Brainstorm the questions that the key stakeholders need to answer to facilitate making the decisions B. Capture the decisions that the key business stakeholders need to make in order to support the organization's key business initiatives C. Identify your key business stakeholders D. Brainstorm the outcomes that the key stakeholders need to answer to facilitate making the decisions E. Understand your organization's key business initiatives or business challenge

A. Both B and C B. The monetization exercise works by first understanding the product usage patterns and customer usage behaviors associated with a particular product and service C. The monetization exercise provides an opportunity to uncover new product and/or service opportunities D. The monetization exercise process then seeks to identify complementary or secondary recommendations that can be packaged and delivered along with that product or service E. All of the above

A. Large class of problems in HDFS B. Both A and C C. Small class of problems in HDFS D. Large class of problems in Data Science E. Small class of problems in Data Science

A. It requires a new hash function, which maps values into a larger range of integers B. Key/value pairs from the original table can be inserted into the new, larger one C. Both A and B D. All of the above E. Allocate a new, larger hash table in memory

A. Trend Analysis B. Box Plots C. None of the above D. Scatter Plot E. Histogram

A. It is Kanban B. It combines the principles of Scrum and Kanban into a push-based system C. It is Scrum D. It combines the principles of Scrum and Kanban into a pull-based system