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Python Institute PCAD-31-02 Exam Syllabus Topics:

Section	Weight	Objectives
SQL and Data Management
Data Acquisition and Pre-Processing	29.2%
Statistical Methods and Modeling
Exploratory Data Analysis
Data Visualization and Communication

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Python Institute Certified Associate Data Analyst with Python (PCAD-31-02) Sample Questions (Q49-Q54):

NEW QUESTION # 49
What is the correct SQL statement to permanently remove a table named customers from a database?

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

Answer: A

NEW QUESTION # 50
Why is it important to adjust data presentations based on the audience's background?

A. To ensure the data is understood and supports actionable insights
B. To simplify all metrics to percentages only
C. To include as many technical terms as possible
D. To avoid using charts altogether

Answer: A

NEW QUESTION # 51
Which technique is considered a primary defense against SQL injection when executing database queries from Python?

A. Using parameterized queries
B. Closing the database cursor after each query
C. Encrypting the database connection
D. Escaping quotes manually in SQL strings

Answer: A

NEW QUESTION # 52
What is the purpose of using df.loc[2:5, 'column1'] in a Pandas DataFrame?

A. Returns rows 2 to 4 in 'column1'
B. Returns the entire DataFrame
C. Returns rows 2 through 5 in 'column1'
D. Returns a new DataFrame excluding 'column1'

Answer: C

NEW QUESTION # 53
Which approaches are commonly used to extract structured data from APIs in Python?
(Choose two)

A. Use the requests module to retrieve JSON responses
B. Open Excel files using matplotlib
C. Access data using requests.get() and parse it with .json()
D. Load CSV directly with re.compile()

Answer: A,C

NEW QUESTION # 54
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