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

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

A) text[-6].isdigit() returns True, text.startswith("r") 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[6:8].isdigit()returns True, and text.endswith("Final")returns True
F) text.capitalize()changes Report2024Finalto REPORT2024FINAL, and text.find("2024")returns 6

2. You have collected sales data and want to compute the average using the NumPy library.
Which option correctly shows how to install NumPy and use it in your code to perform this task?

A) To install NumPy:
pip install numpy as np
Then run this code:
import np
data = np.array([10, 20, 30])
print(np.mean(data))
B) To install NumPy:
from pip install numpy
Then run this code:
import numpy as np
data = np.array([10, 20, 30])
print(np.mean(data))
C) To install NumPy:
pip install numpy
Then run this code:
import numpy as np
data = numpy.arr([10, 20, 30])
print(numpy.mean(data))

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

4. The following chart shows how a student spends 24 hours in a day:

Which statements are most accurate? (Choose two.)

A) Commuting is the second most time-consuming activity.
B) School and homework together take up half of the day's time.
C) Leisure and meals combined equal the time spent at school.
D) Leisure accounts for a moderate portion of the student's daily schedule, larger than commuting but smaller than the time spent at school.
E) More time is spent commuting than on leisure.
F) Sleep and school take up the majority of time in a day.

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

A) Functions can only return numeric values or strings.
B) Positional arguments must be passed in the order defined, while keyword arguments can be passed in any order using their parameter names.
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) A function cannot call itself or be passed as an argument to itself.

Solutions: