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Python Institute PCED-30-02 Exam Syllabus Topics:

SectionWeightObjectives
Working with Data and Performing Simple Analyses32.5%- Data Cleaning and Transformation
  • 1. Handle missing and inconsistent data
  • 2. Perform basic data transformation (filtering, sorting, grouping)
- Simple Analytical Techniques
  • 1. Identify basic patterns and trends in data
  • 2. Calculate descriptive statistics (mean, median, mode)
- Data Analysis with Python Libraries
  • 1. Use the math and statistics modules for basic calculations
  • 2. Work with the datetime module for date/time data
  • 3. Utilize the collections module for specialized containers
  • 4. Perform basic operations with NumPy arrays
Communicating Insights and Reporting12.5%- Data Storytelling and Reporting
  • 1. Present insights with visual and verbal techniques
  • 2. Create clear and concise analytical reports
  • 3. Structure insights as a narrative
- Data Visualization
  • 1. Interpret simple data visualizations
  • 2. Recognize common visualization types (bar, line, pie charts)
  • 3. Select appropriate visuals for different data types
Python Basics for Data Analysis32.5%- Data Structures
  • 1. Apply common operations and methods to data structures
  • 2. Work with lists, tuples, dictionaries, and sets
- Python Fundamentals
  • 1. Use variables, data types, and basic operators
  • 2. Define and use functions
  • 3. Implement control flow structures (loops, conditionals)
- File Handling
  • 1. Read from and write to files (text, CSV)
  • 2. Use the csv module for basic CSV operations
Introduction to Data and Data Analysis Concepts22.5%- Data Ethics and Privacy
  • 1. Recognize ethical considerations in data handling
  • 2. Understand basic data privacy concepts
- Define and Classify Data
  • 1. Differentiate structured, semi-structured, and unstructured data
  • 2. Explain how data becomes meaningful
  • 3. Classify data as quantitative or qualitative
- Data Analysis Process and Workflow
  • 1. Identify common data sources and collection methods
  • 2. Describe the steps of the data analysis process
  • 3. Explain the role of data cleaning and preparation

Python Institute PCED - Certified Entry-Level Data Analyst with Python Sample Questions:

A list is defined as [1, 2, 3]. The programmer uses the method .append([4, 5]). What will the resulting list look like after execution?

  • A. Error
  • B. [4,5,1,2,3]
  • C. [1,2,3,4,5]
  • D. [1,2,3,[4,5]]
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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A script attempts to divide two numbers using / and //. The values are 7 and 2. The developer wants to understand the difference between true division and floor division. What are the results respectively?

  • A. 3.5 and 3
  • B. 4 and 3
  • C. 3 and 3.5
  • D. 3 and 4
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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You are writing a function named process_data()to read and process numerical input from a file. The function must:
- read the file data.txt,
- attempt to convert the first line into an integer,
- handle file, conversion, or index-related exceptions,
- print the value only if no error occurs,
- and always print a final message after execution.
Which implementation correctly and robustly meets all these conditions? Select the best answer.

  • A.
  • B.
  • C.
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).

A loop includes a break statement when a condition is met. The programmer wants to understand how break affects loop execution. What happens when break is executed inside the loop?

  • A. Error
  • B. Skips one iteration
  • C. Loop ends immediately
  • D. Loop restarts
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Consider a Python program that assigns a string value "5" to a variable and then attempts to multiply it by an integer 3. The programmer expects numeric multiplication. What will actually happen when the code is executed?

  • A. Error
  • B. 15
  • C. "555"
  • D. 8
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Explanation: Only visible for ExamPrepAway members. You can sign-up / login (it's free).

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