最新的CompTIA DataAI Certification - DY0-001免費考試真題
問題1
Which of the following image data augmentation techniques allows a data scientist to increase the size of a data set?
正確答案: A
說明：（僅 VCESoft 成員可見）
問題2
A data scientist observes findings that indicate that as electrical grids in a country become more and more connected over time, the frequency of brownouts and blackouts in total decrease, and the frequency of major brownouts and blackouts increase. Which of the following distribution metrics could best be identified?
正確答案: D
說明：（僅 VCESoft 成員可見）
問題3
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:
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?
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?
正確答案: D
說明：（僅 VCESoft 成員可見）
問題4
Which of the following is the naive assumption in Bayes' rule?
正確答案: C
說明：（僅 VCESoft 成員可見）
問題5
Which of the following belong in a presentation to the senior management team and/or C-suite executives? (Choose two.)
正確答案: E
說明：（僅 VCESoft 成員可見）
問題6
A data scientist wants to evaluate the performance of various nonlinear models. Which of the following is best suited for this task?
正確答案: D
問題7
Which of the following best describes the minimization of the residual term in a LASSO linear regression?
正確答案: D
說明：（僅 VCESoft 成員可見）
問題8
The most likely concern with a one-feature, machine-learning model is high error due to:
正確答案: D
說明：（僅 VCESoft 成員可見）
問題9
A data scientist is merging two tables. Table 1 contains employee IDs and roles. Table 2 contains employee IDs and team assignments. Which of the following is the best technique to combine these data sets?
正確答案: D
說明：（僅 VCESoft 成員可見）
