You have two data sets. One data set contains customer name and age information along with a customer ID. The second data set contains the customer ID along with address information. There are no addresses which do not belong to a customer, there are customers which have no address, and there are customers which have multiple addresses.<br />
<br />
Which type of join will display all customers who have no recorded address?
A
Outer join
B
Anti-join
C
Partial outer join
D
Inner join
Correct Answer:
Partial outer join
Question #3
Verified Q&A
What is the primary purpose of the Partition node in a modeling effort?
A
Increase the proportion of under-represented subgroups within the data.
B
Allow for equal sampling across subgroups within the data.
C
Decrease the proportion of an over-represented subgroup within the data.
D
Divide the data into training and testing data.
Correct Answer:
Decrease the proportion of an over-represented subgroup within the data.
You want to calculate the difference between the minimum and maximum values of some of your data fields.<br />
<br />
Which feature or mode of the Aggregate node would allow you to calculate this using a single node?
You have a data set with numeric fields (columns) that contain null values. You want to replace each of these null values with the value of zero.<br />
<br />
Which node will you use to accomplish this task?
A
Filler node
B
Binning node
C
Filter node
D
Type node
Correct Answer:
Filter node
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