E20-065 Practice Questions

A.  

It must be easily commanded

B.  

Any type of data can be processed

C.  

Hadoop is required

D.  

Data should be processed quickly

A.  

Precision0.95; Recall: 0704; F1-score: 0.809

B.  

Precision 0.613, Recall: 0.95, F1-score: 0.745

C.  

Precision 0.704, Recall: 0.95; F1-score: 0.809

D.  

Precision 0.95; Recall: 0.613; F1-score: 0.745

A.  

45

B.  

90

C.  

100

D.  

9

A.  

A random subset of features that are chosen at each split in the decision tree

B.  

Filtration of data that does not meet a pre-defined weighting thrsehold

C.  

The creation of out-of-bag (OOB) data that is used to select features

D.  

Removal of highly correlated variables to randomize the features

A.  

One with a few. non-random input variables

B.  

One that has a closed-form solution

C.  

One with numerous, non-random Input-variables

D.  

One that compares "what-if scenarios

A.  

Use WordNet

B.  

Remove common words in a natural language

C.  

Reduce the high dimensionality in text

D.  

Use a set of heuristics

A.  

Pig and Hive

B.  

Hive and HBase

C.  

Yarn and Spark

D.  

All MapReduce jobs

A.  

Color

B.  

Area

C.  

Gradient

D.  

Position

A.  

Use self-explanatory colors so a legend is unnecessary

B.  

Maximize use of color to make a more lasting impression

C.  

Use high contrast colors such as red and blue

D.  

Minimize use of color except for emphasis