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| Section | Weight | Objectives |
|---|---|---|
| Introduction to Data and Data Analysis Concepts | 22.5% | - Data Analysis Process and Workflow
|
| Working with Data and Performing Simple Analyses | 32.5% | - Data Analysis with Python Libraries
|
| Python Basics for Data Analysis | 32.5% | - Data Structures
|
| Communicating Insights and Reporting | 12.5% | - Data Storytelling and Reporting
|
1. A program compares two values using == and is. The variables a = 256 and b = 256 are defined.
What is the expected result of a is b in most Python implementations?
A) False
B) None
C) Error
D) True
2. You are writing a function to validate battery voltage readings. The rules are:
- If the reading is "MISSING"or None, return "Missing".
- If the value is below 2.5or above 4.2, return "Outlier".
Otherwise, return "Normal".
Which version correctly implements this logic using the most robust conditional and nested structures? Select the best answer.
A)
B)
C)
D) 
3. You want to safely read the contents of a file named records.txtand store them in a list. Your requirements are:
- The file should be automatically closed after reading,
- The code should check whether the file exists before opening it, and
- It should handle missing file errors gracefully.
Which of the following is the most appropriate way to accomplish this task in Python? Select the best answer.
A)
B)
C)
D) 
4. 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 chart should be in 3D format to show depth and highlight differences more clearly.
B) The graph doesn't explain what each stress level means or show exact values for each month, which limits interpretation.
C) The months should be replaced with week numbers to provide more detailed insight.
D) The font used in the chart is hard to read; using larger, uppercase text would improve clarity.
E) The lines are too light and similar in color, making it difficult to distinguish between trends.
5. 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) "555"
B) Error
C) 8
D) 15
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: E | Question # 5 Answer: A |
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