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

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Python Institute PCED-30-02 Exam Syllabus Topics:

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

1. Which task is traditionally or typically performed by a data analyst, and not by a data scientist or analytics specialist? Select the best answer.

A) Recommending pricing strategies using predictive modeling and A/B testing.
B) Developing machine learning algorithms to predict user behavior.
C) Creating summary tables and charts to describe patterns in historical data.
D) Designing a data pipeline to ingest and process real-time sensor data.

2. You are working with city names entered by users. These names may contain inconsistent capitalization and unwanted spaces.
To standardize the data, you want to:
- Remove any leading or trailing whitespace, and
- Capitalize the first letter of each word (e.g., convert "new york" to "New York").
For example:
" New york " → "New York"
"lOS ANGELES" → "Los Angeles"
You are given a variable citythat contains the raw input.
Which line of code correctly updates the value of cleaned_cityto apply the required transformation? Select the best answer.

A) cleaned_city = city.strip().title()
B) cleaned_city = city.upper().strip()
C) cleaned_city = city.strip().capitalize()
D) cleaned_city = city.upper().replace(" ", "")

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

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

4. Given the following string:
text = "Report2024Final"
Which of the following statements are entirely correct? (Choose two.)

A) text[6:8].isdigit()returns True, and text.endswith("Final")returns True
B) text[0:6].isalpha() returns True, and text.find("2024") returns 6
C) text.capitalize()changes Finalto lowercase, and text.find ("L")returns True
D) text.isalpha()returns True, and text.find ("2024")returns True
E) text.capitalize()changes Report2024Finalto REPORT2024FINAL, and text.find("2024")returns 6
F) text[-6].isdigit() returns True, text.startswith("r") returns True

5. You are creating a presentation slide to communicate findings about student stress levels across four categories over a six-month period. You include the following line graph in your presentation:

Your goal is to help your audience clearly understand trends in stress levels over time.
What is the highest problem with this visual presentation? Select the best answer.

A) The font used in the chart is hard to read; using larger, uppercase text would improve clarity.
B) The chart should be in 3D format to show depth and highlight differences more clearly.
C) The months should be replaced with week numbers to provide more detailed insight.
D) The lines are too light and similar in color, making it difficult to distinguish between trends.
E) The graph doesn't explain what each stress level means or show exact values for each month, which limits interpretation.

Solutions: