Python Institute New 2026 PCED-30-02 Sample Questions Reliable PCED-30-02 Test Engine [Q16-Q31]

NEW QUESTION 16
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?

NEW QUESTION 17
A health researcher uses wearable devices to record physical activity and sends a survey to randomly selected participants across age groups.
Why can this approach be effective? Select the best answer.

NEW QUESTION 18
A program uses slicing on a string “Python”. The expression s[1:4] is evaluated. Which substring will be returned?

NEW QUESTION 19
You are reading a data.csvfile line by line. To prepare each line for formatting with f-strings, you need to remove extra whitespace and split the values by commas.
Which line should you insert to correctly clean and parse the input?

NEW QUESTION 20
You are given the following list of daily step counts:
steps = [8230, 9020, 7640, 8760, 10020, 2546, 9817]
Your task is to calculate:
– the standard deviation of the step counts,
– the average rounded up to the nearest whole number, and
– the median of the step counts.
Which code snippet correctly performs all three tasks? Select the best answer.
import statistics

NEW QUESTION 21
A script defines a variable x = None and checks its truth value using a conditional statement. The developer wants to understand how Python evaluates None in Boolean contexts. What will bool(x) return?

NEW QUESTION 22
Which of the following code snippets will output Truefor both printfunctions by correctly identifying the type of each variable and performing valid operations?

NEW QUESTION 23
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.

NEW QUESTION 24
A programmer writes a script to test operator precedence using the expression 3 + 4 * 2 ** 2. The goal is to evaluate the result correctly based on Python’s operator hierarchy rules. What result should the script produce?

NEW QUESTION 25
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.

NEW QUESTION 26
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.

NEW QUESTION 27
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.

NEW QUESTION 28
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?

NEW QUESTION 29
Which of the following statements about Python functions are correct? (Choose two.)

NEW QUESTION 30
A Python script checks membership using “a” in “apple”. The developer wants to understand how membership works for strings. What result will this expression produce?

NEW QUESTION 31
The following chart shows how a student spends 24 hours in a day:

Which statements are most accurate? (Choose two.)