- Exam Code: PCAD-31-02
- Exam Name: Python Institute Certified Associate Data Analyst with Python (PCAD-31-02)
- Certification Provider: Python Institute
- Corresponding Certification:Python Institute Certification
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Python Institute PCAD-31-02 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Analysis Fundamentals | 20% | - Introduction to Data Analysis
|
| Topic 2: Applied Data Analysis Projects | 20% | - Exploratory Data Analysis (EDA)
|
| Topic 3: Python Programming for Data Analysis | 30% | - File Operations
|
| Topic 4: Working with Data Using Python Libraries | 30% | - Data Visualization
|
Python Institute Certified Associate Data Analyst with Python (PCAD-31-02) Sample Questions:
What is the function of the melt() operation in Pandas when reshaping wide-format data?
- A. Combines multiple DataFrames
- B. Sorts the DataFrame based on a column
- C. Transposes the DataFrame
- D. Converts column values into rows
Correct Answer: D 🗳️
Which features of object-oriented patterns improve clarity and reusability in Python analysis workflows?
(Choose all that apply)
- A. Replacing all functions with lambda expressions
- B. Applying inheritance to avoid redundant code
- C. Encapsulating behavior in class methods
- D. Using global variables instead of object properties
Correct Answer: B,C 🗳️
Why is it important to manage object identity correctly in complex data analysis pipelines?
- A. It prevents reloading modules unnecessarily
- B. It guarantees consistent hashing of string values
- C. It ensures type casting is consistently applied
- D. It avoids redundant copies and preserves shared state when required
Correct Answer: D 🗳️
What will the following function return?
def average(*args):
return sum(args) / len(args)
average(4, 5, 6)
- A. (4, 5, 6)
- B. Error
- C. 15
- D. 5.0
Correct Answer: D 🗳️
Which of the following would best validate the uniqueness of a primary key in a Pandas DataFrame?
- A. df['id'].duplicated().any()
- B. df['id'].isnull().sum()
- C. df['id'].nunique()
- D. df['id'].fillna()
Correct Answer: A 🗳️
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