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Python Institute PCAD-31-02 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Data Analysis Fundamentals20%- Introduction to Data Analysis
  • 1. Types of data (structured, unstructured, semi-structured)
  • 2. Data analysis process lifecycle
  • 3. Data analysis concepts and terminology
- Data Collection and Preparation
  • 1. Data cleaning and preprocessing basics
  • 2. Data import/export operations
  • 3. Data sources and acquisition methods
Topic 2: Working with Data Using Python Libraries30%- Data Visualization
  • 1. Customizing plots
  • 2. Seaborn introduction
  • 3. Creating basic charts (line, bar, scatter, histogram)
  • 4. Matplotlib basics
- NumPy Fundamentals
  • 1. Vectorized operations
  • 2. Array indexing and slicing
  • 3. Basic statistical functions
  • 4. NumPy arrays and operations
- Pandas Library
  • 1. DataFrame operations (merge, join, concat)
  • 2. Handling missing data
  • 3. Series and DataFrame structures
  • 4. GroupBy operations
  • 5. Data selection and filtering
Topic 3: Applied Data Analysis Projects20%- Data Analysis Workflow
  • 1. Problem definition
  • 2. Results interpretation and presentation
  • 3. Data exploration and cleaning
  • 4. Analysis and modeling
- Exploratory Data Analysis (EDA)
  • 1. Pattern identification
  • 2. Correlation analysis
  • 3. Data distribution analysis
  • 4. Descriptive statistics computation
Topic 4: Python Programming for Data Analysis30%- File Operations
  • 1. Context managers (with statement)
  • 2. Writing to files
  • 3. Reading from files (text, CSV)
- Control Flow and Functions
  • 1. Function definitions and parameters
  • 2. Conditional statements (if, elif, else)
  • 3. Loops (for, while)
  • 4. Return values and scope
- Python Data Types and Structures
  • 1. Data type conversions
  • 2. Lists, tuples, dictionaries, sets
  • 3. Numbers, strings, booleans

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

What is the primary reason to use .head() and .tail() methods in pandas when exploring datasets?

  • A. To rename columns
  • B. To create visualizations
  • C. To delete missing values
  • D. To preview the first and last few rows of data
Answer: D

Which practices enhance both readability and professionalism in spreadsheet formatting?
(Choose two)

  • A. Applying consistent font and cell styling
  • B. Using uniform date formats across columns
  • C. Centering all data regardless of type
  • D. Aligning column headers to the left
Answer: A,B

Which SQL clause is most appropriate when you need to filter records that meet a specific condition during data retrieval in an analytics pipeline?

  • A. WHERE
  • B. GROUP BY
  • C. HAVING
  • D. ORDER BY
Answer: A

Which of the following libraries is specifically optimized for high-performance numerical computation with multi-dimensional arrays in Python?

  • A. pandas
  • B. matplotlib
  • C. seaborn
  • D. NumPy
Answer: D

Which features of object-oriented patterns improve clarity and reusability in Python analysis workflows?
(Choose all that apply)

  • A. Applying inheritance to avoid redundant code
  • B. Replacing all functions with lambda expressions
  • C. Encapsulating behavior in class methods
  • D. Using global variables instead of object properties
Answer: A,C

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