Question 6 When using a relational database engine as the backend for analytics

Question

Question 6

When using a relational database engine as the backend for analytics processing, the acronym _____ is used to describe it.  

Select one:

a. MOLAP

b. ROLAP

c. OLAP

d. RDBMS

Question 7

True/False: A linear regression model can be used to predict categorical data values.

Select one:

True

False

Question 8

Assume that you had a variety of data including medical history, diet, heredity factors on individuals who developed cancer and you wanted to use this data to determine whether a person is likely to develop cancer. Which technique would be the most promising to start with?

Select one:

a. Classification

b. Regression

c. Clustering

d. Estimation

Explanation / Answer

Question 6

When using a relational database engine as the backend for analytics processing, the acronym _ROLAP____ is used to describe it.  

Relational online analytical processing (ROLAP) is a form of online analytical processing (OLAP) that performs dynamic multidimensional analysis of data stored in a relational database.

Question 7

A linear regression model can be used to predict categorical data values.: True

Question 8

Answer: Regression (b)

Regression analysis is used to predict the value of a given (continuous) feature based on the values of other features in the data, assuming a linear or nonlinear model of dependency.

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