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

PCED-30-02 real exams

Exam Code: PCED-30-02

Exam Name: PCED - Certified Entry-Level Data Analyst with Python

Updated: Jul 31, 2026

Q & A: 52 Questions and Answers

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Python Institute PCED-30-02 Exam Syllabus Topics:

SectionObjectives
Basic Statistics for Data Analysis- Descriptive statistics
  • 1. Variance and standard deviation
    • 2. Mean, median, mode
      Data Analysis and Visualization- Data visualization
      • 1. Plot interpretation
        • 2. Matplotlib basics
          - Data cleaning and preprocessing
          • 1. Data transformation techniques
            • 2. Missing values handling
              Data Handling and Processing with Python- Data manipulation libraries
              • 1. Pandas fundamentals
                • 2. NumPy basics
                  - Working with data structures
                  • 1. Lists, tuples, dictionaries
                    • 2. Iterating and transformations
                      Python Programming Fundamentals- Basic syntax and data types
                      • 1. Variables and operators
                        • 2. Control flow basics

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

                          1. A Python loop uses range(5, 0, -2) to iterate backward. The programmer expects a decreasing sequence. Which values will actually be generated when this loop runs?

                          A) 5, 3, 1
                          B) 4, 2, 0
                          C) 5, 3
                          D) 5, 4, 3, 2, 1


                          2. You are developing a temperature control module for a laboratory incubator. Your objectives are to:
                          - generate timestamps every 10 minutes over a 3-hour span (i.e., 0 to 180 minutes), and
                          - simulate five evenly spaced target temperatures between 35.0°C and 37.0°C for system calibration.
                          Which code snippet correctly produces both sequences using NumPy? Select the best answer.
                          import numpy as np

                          A) timestamps = np.arange(0, 180, 10)
                          target_temps = np.linspace(35.0, 37.0, 4)
                          import numpy as np
                          B) timestamps = np.arange(0, 181, 10)
                          target_temps = np.linspace(35.0, 37.0, 5)
                          C) timestamps = np.linspace(0, 180, 10)
                          target_temps = np.arange(35.0, 37.0, 5)
                          import numpy as np
                          D) timestamps = np.linspace(0, 181, 10)
                          target_temps = np.arange(35.0, 37.0, 0.5)
                          import numpy a3 np


                          3. A government agency collects citizen data for various public services.
                          What is the primary reason for emphasizing careful data management throughout the entire data lifecycle in this context? Select the best answer.

                          A) To streamline the initial capture of citizen details and minimize the administrative burden on both staff and the public.
                          B) To guarantee the long-term availability and integrity of crucial citizen datasets for future policy formulation and evaluation.
                          C) To uphold data quality for effective service delivery, safeguard citizen privacy and prevent misuse, and comply with data protection laws.
                          D) To enable seamless sharing of anonymized citizen information with other governmental bodies for collaborative initiatives.


                          4. What will be the output of the following code?

                          A) 10 5
                          B) 10 10
                          C) 5 10
                          D) 5 5


                          5. A teacher wants to compare the number of students in different school clubs:

                          Which type of chart would be most appropriate to show this comparison? Select the best answer.

                          A) Pie chart
                          B) Line chart
                          C) Bubble chart
                          D) Bar chart


                          Solutions:

                          Question # 1
                          Answer: A
                          Question # 2
                          Answer: B
                          Question # 3
                          Answer: C
                          Question # 4
                          Answer: D
                          Question # 5
                          Answer: D

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