최신Python Institute Certified Associate Data Analyst with Python (PCAD-31-02) - PCAD-31-02무료샘플문제
문제1
What is the primary goal of pre-processing data before performing analysis?
What is the primary goal of pre-processing data before performing analysis?
정답: B
문제2
When analyzing a sales dataset using Pandas, which of the following techniques help extract key insights by grouping and summarizing the data?
(Choose two)
When analyzing a sales dataset using Pandas, which of the following techniques help extract key insights by grouping and summarizing the data?
(Choose two)
정답: A,B
문제3
Which Python constructs are useful for comparing and managing object identity in a data pipeline?
(Choose all that apply)
Which Python constructs are useful for comparing and managing object identity in a data pipeline?
(Choose all that apply)
정답: A,D
문제4
Which of the following would most likely be classified as unstructured data?
Which of the following would most likely be classified as unstructured data?
정답: D
문제5
What is the main purpose of validating a dataset before applying statistical analysis?
What is the main purpose of validating a dataset before applying statistical analysis?
정답: D
문제6
Which file formats are commonly used for hierarchical or nested data structures in data acquisition?
(Choose two)
Which file formats are commonly used for hierarchical or nested data structures in data acquisition?
(Choose two)
정답: B,C