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Python Institute PCAD-31-02 Exam Syllabus Topics:

Python Institute Certified Associate Data Analyst with Python (PCAD-31-02) Sample Questions:

1. 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) Inventory levels in a spreadsheet
D) Collection of customer service audio recordings

2. What is the correct sequence to connect to a database and execute a query using the sqlite3 module in Python?

A) Execute → Connect → Commit → Close
B) Commit → Connect → Execute → Close
C) Connect → Commit → Execute → Close
D) Connect → Execute → Commit → Close

3. What is the correct SQL statement to permanently remove a table named customers from a database?

A) DELETE TABLE customers;
B) TRUNCATE TABLE customers;
C) DROP TABLE customers;
D) REMOVE TABLE customers;

4. What is the main advantage of using Seaborn over Matplotlib when creating complex statistical visualizations in Python?

A) Seaborn provides high-level abstractions for attractive and informative graphics
B) Seaborn works exclusively with NumPy arrays
C) Seaborn automatically saves plots as image files
D) Seaborn requires no data preprocessing for missing values

5. Which approaches help tailor data visualizations for non-technical stakeholders?
(Choose two)

A) Use jargon-rich annotations
B) Use raw code outputs for clarity
C) Add context through narrative or titles
D) Focus on trend and summary metrics

Solutions: