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1.
In Big Data, which of the following ports is used by the JobTracker?
2.
Which of the following is a data storage component?
3.
Using big data, you are attempting to develop a model with a heavy class bias. What is the reason for resampling from the positive class to improve the training accuracy and not the test accuracy?
4.
Which of the following is not a solution for the high absolute value of one of the coefficients while running an e-commerce regression on a dataset?
5.
Which of the following problems does not arise when modeling a large set of text data?
6.
In social-network analysis, the measure of node centrality which incorporates the centrality of each node in the surroundings of its neighbors is _____________.
7.
In Big Data, which of the following suggestions is not optimal when a company is not responsive to social media and a data science- driven solution is required?
8.
Which of the following statements represents the difference between likelihood and posterior odds?
9.
What does volatile mean with respect to time-series data?
10.
Stochastic Gradient Descent is an ideal method for optimizing a model in parallel.