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Python Institute PCED-30-02 Exam Syllabus Topics:

Python Institute PCED - Certified Entry-Level Data Analyst with Python Sample Questions:

Question 1

A health researcher uses wearable devices to record physical activity and sends a survey to randomly selected participants across age groups.
Why can this approach be effective? Select the best answer.

A. It uses unstructured interviews to validate automated tracking, improving bias detection.
B. It combines automated data collection with representative sampling, reducing the risk of bias.
C. It relies on observational methods, which are more accurate than surveys or sensors.
D. It limits sampling to one demographic, ensuring high-quality data within a specific group.

Question 2

Which of the following code snippets will output Truefor both printfunctions by correctly identifying the type of each variable and performing valid operations?

A.

B.

C.

D.

Question 3

How do the analysis and visualization stages of the data lifecycle typically work together?

A. Analysis identifies patterns and insights in processed data, which are then communicated through visualizations for informed decision-making.
B. Analysis retrieves raw inputs from dashboards, while visualization uses that input to clean the data.
C. Analysis produces charts and graphs, while visualization interprets the data to detect outliers.
D. Analysis summarizes archived data, and visualization transforms it into structured tables for storage.

Question 4

What will be the output of the following code?

A. 5 10
B. 10 10
C. 10 5
D. 5 5

Question 5

A Python loop uses range(5, 0, -2) to iterate backward. The programmer expects a decreasing sequence. Which values will actually be generated when this loop runs?

A. 5, 3
B. 4, 2, 0
C. 5, 3, 1
D. 5, 4, 3, 2, 1

Solutions: