Python Institute PCED-30-02 - PCED - Certified Entry-Level Data Analyst with Python

Python Institute PCED-30-02 Actual PDF
  • Exam Code: PCED-30-02
  • Exam Name: PCED - Certified Entry-Level Data Analyst with Python
  • Updated: Sep 16, 2026
  • Q & A: 52 Questions and Answers
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About Python Institute PCED-30-02 Exam

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Python Institute PCED-30-02 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Working with Data and Performing Simple Analysis25%- Data acquisition and loading
  • 1. Reading text, CSV, and structured files
  • 2. Importing data from external sources
- Exploratory data analysis
  • 1. Calculating mean, median, mode, range, variance, standard deviation
  • 2. Identifying patterns, trends, and outliers
- Data cleaning and preparation
  • 1. Formatting and standardizing values
  • 2. Handling missing values, duplicates, and errors
  • 3. Filtering, sorting, transforming data
- Data aggregation and grouping
  • 1. Summarizing and grouping datasets
Topic 2: Python Basics for Data Analysis32.5%- Control flow and functions
  • 1. Conditional statements, loops, iteration
  • 2. Defining and calling functions, parameters, return values
  • 3. Basic exception handling
- Core Python syntax and data types
  • 1. Variables, numbers, strings, booleans
  • 2. Lists, tuples, sets, dictionaries
- Built-in modules for data work
  • 1. math, statistics, datetime, collections, csv
- Introduction to NumPy
  • 1. Arrays, basic operations, indexing, slicing
Topic 3: Introduction to Data and Data Analysis Concepts22.5%- Data lifecycle and ethical considerations
  • 1. Privacy, security, bias, and fairness in data
  • 2. Data collection, storage, processing, usage, and sharing
- Definition and classification of data
  • 1. Difference between data, information, and knowledge
  • 2. Role of data in decision-making and business
  • 3. Process of turning raw data into insights
- Data types and measurement scales
  • 1. Qualitative vs quantitative data
  • 2. Nominal, ordinal, interval, ratio scales
- Basic statistical concepts
  • 1. Descriptive vs inferential statistics
  • 2. Population, sample, variable, observation
Topic 4: Data Visualization and Communication20%- Creating basic visualizations
  • 1. Line charts, bar charts, histograms, pie charts
  • 2. Using text and simple plotting tools
- Interpreting and presenting results
  • 1. Deriving conclusions and insights
  • 2. Reporting findings clearly and concisely
- Principles of effective data visualization
  • 1. Clarity, simplicity, and accuracy
  • 2. Choosing appropriate chart types

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

Question #1

Which of the following statements about Python functions are correct? (Choose two.)

  • A. Positional arguments must be passed in the order defined, while keyword arguments can be passed in any order using their parameter names.
  • B. Default parameters must always come before required ones in the parameter list.
  • C. If a function does not contain a returnstatement, it returns Noneby default.
  • D. Functions can only return numeric values or strings.
  • E. passexecutes the function body and returns its result.
  • F. A function cannot call itself or be passed as an argument to itself.
Reveal Solution  Discussion  0

Correct Answer: A,C  🗳️

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Question #2

A financial technology company is reviewing its data practices to ensure legal and ethical compliance.
Which of the following actions would support responsible data handling and align with regulations like GDPR, HIPAA, and CCPA? (Choose two.)

  • A. Retaining user data permanently unless users explicitly request deletion.
  • B. Automatically opting users into data sharing unless they manually change settings.
  • C. Providing users with a clear explanation of how their data is used and obtaining explicit consent.
  • D. Implementing encryption for both stored and transmitted customer data.
  • E. Limiting data access only to marketing staff to streamline personalization.
Reveal Solution  Discussion  0

Correct Answer: C,D  🗳️

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Question #3

A list is reversed using slicing: lst[::-1]. The programmer wants to confirm whether this modifies the original list or creates a new one. What is the correct behavior?

  • A. Creates new list
  • B. Modifies original
  • C. Returns None
  • D. Error
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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Question #4

A Python script includes the expression not False and True. The developer is unsure how logical operators are evaluated in terms of precedence. What will be the final Boolean result of this expression?

  • A. None
  • B. False
  • C. True
  • D. Error
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Question #5

Which of the following code snippets will output Truefor both printfunctions by correctly identifying the type of each variable and performing valid operations?

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

Correct Answer: D  🗳️

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