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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. 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) REMOVE TABLE customers;
D) DROP TABLE customers;

2. Which characteristics are typically associated with unstructured data formats?
(Choose two)

A) Stored using fixed-width fields and records
B) Highly tabular and query-friendly
C) Requires parsing or transformation before analysis
D) Lacks predefined data schema

3. What is the benefit of using the __name__ == "__main__" construct in Python scripts?

A) It defines the main function in Python
B) It allows access to all global variables
C) It prevents modules from being imported
D) It allows selective execution of code when run as a script

4. You have a list of product prices, and you need to remove duplicate values while maintaining the fastest performance. Which core data structure should you use?

A) dictionary
B) tuple
C) list
D) set

5. Which Python library is most commonly used to establish a connection to a SQLite database and perform SQL operations?

A) sqlalchemy
B) sqlite3
C) pymysql
D) psycopg2

Solutions: