Question 41 · 82 in bank
A data scientist trained a model for departments to share. The departments must access the model using HTTP requests. Which of the following approaches is appropriate?
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Answer: C
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DY0-001 practice questions 41–50
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Question 42 · 82 in bank
Given the following:
Which of the following time series models best represents this process?
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Answer: D
Question 43 · 82 in bank
Which of the following methods should a data scientist use just before switching to a potential replacement model?
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Answer: A
Question 44 · 82 in bank
A data scientist is presenting the recommendations from a monthslong modeling and experiment process to the company's Chief Executive Officer. Which of the following is the best set of artifacts to include in the presentation?
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Answer: B
Question 45 · 82 in bank
A data scientist is developing a model to predict the outcome of a vote for a national mascot. The choice is between tigers and lions. The full data set represents feedback from individuals representing 17 professions and 12 different locations. The following rank aggregation represents 80% of the data set:
Which of the following is the most likely concern about the model's ability to predict the outcome of the vote?
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Answer: D
Question 46 · 82 in bank
A data scientist is working with a data set that covers a two-year period for a large number of machines. The data set contains: Machine system ID numbers - Sensor measurement values - Daily time stamps for each machine The data scientist needs to plot the total measurements from all the machines over the entire time period. Which of the following is the best way to present this data?
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Answer: B
Question 47 · 82 in bank
A data scientist has built an image recognition model that distinguishes cars from trucks. The data scientist now wants to measure the rate at which the model correctly identifies a car as a car versus when it misidentifies a truck as a car. Which of the following would best convey this information?
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Answer: A
Question 48 · 82 in bank
A data analyst wants to generate the most data using tables from a database. Which of the following is the best way to accomplish this objective?
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Answer: D
Question 49 · 82 in bank
A data scientist is building a model to predict customer credit scores based on information collected from reporting agencies. The model needs to automatically adjust its parameters to adapt to recent changes in the information collected. Which of the following is the best model to use?
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Answer: D
Question 50 · 82 in bank
A data scientist is creating a responsive model that will update a product's daily pricing based on the previous day's sales volume. Which of the following resource constraints is the data scientist's greatest concern?
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Answer: B
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