Question 1
(a)
Explain range() function of python with suitable example.
3 Marks
(b)
Write a short note on List.
4 Marks
(c)
Write a python program to display the Fibonacci series. Number of terms will be inputted by user.
7 Marks
Gujarat Technological UniversitySummer 2025 Examination
GTU 3150713 Python for Data Science Summer 2025 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)
Why data visualization is important in Data Science?
3 Marks
(b)
List and Explain advantages & disadvantages of Python in context of Data Science.
4 Marks
(c)
Explain different stages of the data science pipeline.
7 Marks
OR OPTION
(c)
Explain HTML parsing using Beautiful soup with suitable program.
7 Marks
Question 3
(a)
Differentiate NumPy and pandas.
3 Marks
(b)
Write a program in Python to read .CSV file named “PDS. csv”.
Display the contents of Column “Grade”. File contents are as follows, Roll No Grade 101 AA 102 BB 103 AB
4 Marks
(c)
Explain use of categorical variable with the help of suitable program.
7 Marks
OR OPTION
(a)
Write a program to read and display a text file named “PDS.txt”.
3 Marks
(b)
Explain how to deal with the missing data.
4 Marks
(c)
Explain time transformation with suitable program.
7 Marks
Question 4
(a)
Explain use of Labels, Annotations and Legends with suitable example.
3 Marks
(b)
Explain pie chart with suitable example.
4 Marks
(c)
Explain Bag of words model.
7 Marks
OR OPTION
(a)
Explain histograms with suitable example.
3 Marks
(b)
Explain bar chart with suitable example.
4 Marks
(c)
Explain TF-IDF transformations.
7 Marks
Question 5
(a)
Explain of covariance and correlation in EDA.
3 Marks
(b)
Explain skewness and kurtosis.
4 Marks
(c)
What is the use of hashing trick and hash function in Scikit-learn? Explain in detail with suitable example.
7 Marks
OR OPTION
(a)
What is the use of %timeit and %%timeit magic functions?
3 Marks
(b)
Explain Z-score standardization.
4 Marks
(c)
Explain EDA approach in detail.
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 2025, 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.