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

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

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

3. A healthcare provider analyzes patient records to determine that appointment cancellations spike during weather alerts and flu season.
What type of analytics is this?

A) Predictive analytics - it uses weather and illness trends to forecast future cancellations.
B) Prescriptive analytics - it automates patient rescheduling based on cancellation patterns.
C) Diagnostic analytics - it identifies reasons behind patterns in patient behavior.
D) Descriptive analytics - it reports appointment numbers across past seasons.

4. 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)

5. 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?

A) None
B) True
C) False
D) Error

Solutions: