Question 1
(a)
Discuss the role of indentation in python
3 Marks
(b)
What is the role of Python in Data science?
4 Marks
(c)
Write a python program to read data from CSV files using pandas and Explain any two operations on data.
7 Marks
Gujarat Technological UniversitySummer 2026 Examination
GTU 3150713 Python for Data Science Summer 2026 Paper Solution & PDF
B.E. · Computer Engineering · Semester 5 · Subject Code: 3150713
Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours2:30 PM – 5:00 PM
Paper Structure5 QuestionsWith internal OR choices
Question 2
(a)
Explain Slicing rows and columns with example
3 Marks
(b)
List and explain any three Magic functions
4 Marks
(c)
What is the use of hash function in EDA? Express various hashing trick along with example
7 Marks
OR OPTION
(c)
What do you mean by Exploratory Data Analysis (EDA)? How t-test is useful for EDA?
7 Marks
Question 3
(a)
Explain join and merge functions in pandas with Example
3 Marks
(b)
Write a program to perform the following operation about Function
1Function with multiple return values 2. Default arguments
4 Marks
(c)
What kind of data is analyzed with Bag of word model? Explain it with example.
7 Marks
OR OPTION
(a)
Explain Z-score standardization
3 Marks
(b)
Write python program to demonstrate Tuple, list and Dictionary
4 Marks
(c)
Define the term Data wrangling. Explain the steps needed to perform data wrangling
7 Marks
Question 4
(a)
Explain hist() and bar()function with code
3 Marks
(b)
Write a python program to perform the following operation on Array (Create a single Program to demonstrate all)
aCreate b. Insert Element c. Print Array d. Slice Array
4 Marks
(c)
Write a python program to demonstrate the concept of skewness and kurtosis
7 Marks
OR OPTION
(a)
Explain any three functions from Scikit learn
3 Marks
(b)
Define the classification problem. How can it be solved using SciKit-learn?
4 Marks
(c)
List various types of graph/chart available in the pyplot of matplotlib library for data visualization. Explain any two of them in brief
7 Marks
Question 5
(a)
Write python program to find area of circle (user defined function)
3 Marks
(b)
Define the regression problem. How can it be solved using SciKit-learn?
4 Marks
(c)
Explain Labels, Annotation and Legends in MatPlotLib
7 Marks
OR OPTION
(a)
Differentiate Supervised and Unsupervised learning
3 Marks
(b)
Write a brief note on NetworkX library
4 Marks
(c)
What are the different ways to remove duplicate values from dataset? Explain with Example
7 Marks
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About this Examination Paper & Attribution
Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Python for Data Science (Summer 2026, B.E. · Computer Engineering, Sem 5). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.