Java DL4J Workshop Quiz

Where does the name 'Java' come from?

• Java coffee

• Local snack from the creator's hometown

• An inside joke of the creator

• Iced Frappe Venti

If you work with a Maven Project, where are dependencies stored?

• dependencies.json

• pom.xml

• .gitignore

• build.gradle

Is data visualization possible with Java?

• Yes, use the deeplearning4j package

• Yes, use the JFreeChart package

• No, it is not possible at all

• No, but I'm working on it

What are some advantages of using Java over Python for datamining?

• Java has more specialized libraries than Python

• Java usage is more active than Python

• Java has faster execution times

• Java has more supported frameworks than Python

If you have a class Supercar, which extends from class Car, what keyword should be used when calling the base class?

• Supercar.Car

• Car.class

• super

• Supercar.super

Which datamining techniques does Java support?

• Regression

• Classification

• Clustering

• Recommendation

How does deeplearning4j iterate through batches of data?

• through a parameter of MultiLayerConfiguration

• using DataSet.IterateData()

• It cannot, a 'for' loop is required

• using a DataSetIterator object

INDArray is Java's data structure for ____

• Multi-dimensional arrays

• Integer arrays

• Double arrays

• Object Arrays