D. One more tree is added to the forest

Answer(s): B
QUESTION: 6
Assuming the node index starts at 1, what is the out-degree of node 3 in the adjacency matrix
shown? Refer to the exhibit.

A. 0
B. 1
C. 2
D. 3

Answer(s): A
QUESTION: 7
Consider dataset that resides in HDFS. Which tool natively provides the capability to run a
Random Forests model against this data?

A. Mahout
B. Pig
C. Hive
D. HBase

Answer(s): A
QUESTION: 8
What is a typical use of a UDF in Pig?

A. Creating functionality outside of what is provided by the built-in functions
B. Providing Functional access to user-defined data in HDFS
C. Providing advanced analytics to Hadoop
D. Providing an interface from Pig to Microsoft Excel for easier data manipulation

Answer(s): A
QUESTION: 9
You conduct a TFIDF analysis on 3 documents containing raw text and derive TFIDF ("data",
document y) = 1.908. You know that the term "data" only appears in document 2. What is the TF
of "data" in document 2?

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