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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. You are writing a function named process_data()to read and process numerical input from a file. The function must:
- read the file data.txt,
- attempt to convert the first line into an integer,
- handle file, conversion, or index-related exceptions,
- print the value only if no error occurs,
- and always print a final message after execution.
Which implementation correctly and robustly meets all these conditions? Select the best answer.

A)

B)

C)

2. A student writes a program using input() to collect user data, then tries to add 5 to the input value without conversion. The program crashes. What is the most likely cause of this behavior?

A) input returns int
B) input returns float
C) input returns string
D) Syntax error

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

Which statements are most accurate? (Choose two.)

A) School and homework together take up half of the day's time.
B) Leisure and meals combined equal the time spent at school.
C) Commuting is the second most time-consuming activity.
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) Sleep and school take up the majority of time in a day.
F) More time is spent commuting than on leisure.

4. You are given two lists representing daily page views and sign-ups on a website:
views = [120, 130, 128, 700, 115, 123, 119, 680, 122]
signups = [12, 15, 13, 50, 11, 14, 10, 55, 13]
You want to:
- remove outliers (views > 600), and
- calculate correlation between the cleaned lists.
Which code accomplishes this correctly? Select the best answer.

A)

B)

C)

D)

5. 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.

A) Bar chart
B) Bubble chart
C) Pie chart
D) Line chart

Solutions: