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Python Institute PCAD-31-02 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Applied Data Analysis Projects | 20% | - Exploratory Data Analysis (EDA)
|
| Topic 2: Data Analysis Fundamentals | 20% | - Introduction to Data Analysis
|
| Topic 3: Python Programming for Data Analysis | 30% | - File Operations
|
| Topic 4: Working with Data Using Python Libraries | 30% | - Pandas Library
|
Python Institute Certified Associate Data Analyst with Python (PCAD-31-02) Sample Questions:
1. What is the primary difference between the == operator and the is operator in Python when used in a data pipeline?
A) is checks value equality, while == checks for data type compatibility
B) == checks identity, while is compares memory addresses
C) == compares values for equality, while is checks for object identity
D) is compares dictionary keys, while == compares keys and values
2. Which of the following would most likely be classified as unstructured data?
A) Normalized employee database in PostgreSQL
B) Product ID and price list in a CSV
C) Collection of customer service audio recordings
D) Inventory levels in a spreadsheet
3. Why is it important to use a test dataset separate from the training dataset when evaluating a machine learning model?
A) To evaluate the model's performance on unseen data
B) To ensure the loss function is minimized
C) To optimize the model's training accuracy
D) To reduce the number of iterations during training
4. Which characteristics are commonly associated with cloud-based data storage solutions?
A) Physical proximity to user machines
B) Requires dedicated local hardware
C) Elastic scalability
D) High availability and redundancy
5. What is the main purpose of validating a dataset before applying statistical analysis?
A) To generate more columns from the dataset
B) To sort the data alphabetically
C) To ensure the dataset meets expected quality and structure
D) To visualize patterns more clearly
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: C |
