Free Python Institute PCED Exam Questions
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Python Institute PCED Exam Questions
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Provided By: Python Institute
- Exam: Certified Entry-Level Data Analyst with Python
- Certification: PCED
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Total Questions: 382
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Updated On: Mar 25, 2025
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Rated: 4.9 |
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Online Users: 764
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Question 1
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Which of the following NumPy methods would you use to apply a function element-wise on a 1-D array, while maintaining the shape of the original array?
Answer: D
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Which of the following NumPy methods would you use to apply a function element-wise on a 1-D array, while maintaining the shape of the original array?
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Question 2
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While transforming extracted data to fit operational needs, which of the following operations is least likely to be performed?
Answer: C
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While transforming extracted data to fit operational needs, which of the following operations is least likely to be performed?
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Question 3
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When using Python's requests library to collect data from a website through HTTP requests, which status code indicates that the requested resource has been moved permanently?
Answer: D
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When using Python's requests library to collect data from a website through HTTP requests, which status code indicates that the requested resource has been moved permanently?
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Question 4
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You have a DataFrame named df that has three columns: 'A', 'B', 'C'. The DataFrame has 100 rows. Your task is to create a DataFrame where each column 'A', 'B', 'C' is transformed into 3 columns each: 'A_min', 'A_max', 'A_mean', 'B_min', 'B_max', 'B_mean', 'C_min', 'C_max', 'C_mean'. Which of the following code snippets accomplishes this task?
Answer: D
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You have a DataFrame named df that has three columns: 'A', 'B', 'C'. The DataFrame has 100 rows. Your task is to create a DataFrame where each column 'A', 'B', 'C' is transformed into 3 columns each: 'A_min', 'A_max', 'A_mean', 'B_min', 'B_max', 'B_mean', 'C_min', 'C_max', 'C_mean'. Which of the following code snippets accomplishes this task?
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Question 5
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Which of the following techniques should be avoided to ensure that your Python data scripting code is easily understandable and follows best practices?
Answer: D
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Which of the following techniques should be avoided to ensure that your Python data scripting code is easily understandable and follows best practices?