PYTHON

Python Practical Questions

🔹 Basic Python

1. Print "Hello, World!" in Python.
2. Add two numbers using Python.
3. Swap two variables.
4. Check if a number is even or odd.
5. Check if a number is prime.
6. Find the largest of three numbers.
7. Calculate the factorial of a number.
8. Print Fibonacci series up to n terms.
9. Find the sum of all digits in a number.
10. Check if a string is a palindrome.
11. Count occurrences of a character in a string.
12. Reverse a string without using slicing.
13. Convert Celsius to Fahrenheit.
14. Find the square root of a number.
15. Check whether a given number is an Armstrong number.

🔹 If-Else Based Questions (Intermediate to Advanced)

1. Check if a number is prime or composite.
2. Determine whether a string is an anagram of another string.
3. Implement a program to validate a password based on complexity rules.
4. Check if a given year is a leap year.
5. Write a program to categorize a person's BMI.
6. Determine whether a number is a palindrome.
7. Classify a triangle based on its sides.
8. Check whether a character is an uppercase letter, lowercase letter, digit, or special symbol.
9. Implement a grading system based on marks.
10. Develop a simple login system with username and password validation.
11. Check if a number is an Armstrong number.
12. Write a program to classify age groups (child, teen, adult, senior).
13. Check if a given number is a perfect square.
14. Determine the type of day (weekday or weekend) based on user input.
15. Develop a program to check voting eligibility.
16. Implement a traffic light simulation using if-else statements.
17. Simulate an ATM withdrawal system with balance validation.
18. Check if a number is divisible by both 3 and 7.
19. Determine if a string is a valid email format.
20. Write a program to determine whether a given time falls in AM or PM.
21. Develop a medical diagnosis system based on symptom input.
22. Check if a given username follows length and character constraints.
23. Write a program to validate a credit card number.
24. Determine the quadrant of a given coordinate point.
25. Check if a given number is a Fibonacci number.
26. Simulate a movie ticket booking system with age-based discounts.
27. Determine if a number is part of a geometric series.
28. Write a program to classify a letter grade based on a numerical score.
29. Simulate an online shopping cart with discount rules.
30. Check if two numbers are co-prime.
31. Determine if a given number is an abundant number.
32. Develop a loan eligibility checker based on income and credit score.
33. Write a program to determine the winner in a rock-paper-scissors game.
34. Check if a word contains all vowels at least once.
35. Determine the shipping cost based on weight and distance.
36. Implement a student attendance tracker and classify them as regular or irregular.
37. Write a program to determine salary increments based on performance rating.
38. Check if a given mobile number follows a valid format.
39. Simulate a temperature converter with unit validation.
40. Write a program to validate a strong password (length, uppercase, lowercase, digits, special characters).
41. Determine the tax slab based on income.
42. Check if a date falls on a public holiday.
43. Develop a system to classify books based on genre and author.
44. Implement an email spam filter based on keyword detection.
45. Check if a vehicle's registration number follows standard rules.
46. Write a program to determine the most frequent character in a string.
47. Simulate a bank account transaction with deposit and withdrawal conditions.
48. Determine whether a given list is sorted in ascending or descending order.
49. Write a program to check if an IP address follows valid format rules.

🔹 Lists & Tuples

1. Find the largest number in a list.
2. Find the second largest number in a list.
3. Count occurrences of an element in a list.
4. Find the sum of all elements in a list.
5. Remove duplicates from a list.
6. Check if a list is sorted in ascending order.
7. Merge two lists and sort them.
8. Find the common elements in two lists.
9. Remove all even numbers from a list.
10. Find the length of a tuple.
11. Find the maximum and minimum elements in a tuple.
12. Reverse a tuple.
13. Convert a tuple into a list.
14. Create a nested tuple and access elements from it.
15. Count the occurrences of an element in a tuple.

🔹 List-Based Questions

1. Create a list of integers and find the sum of all its elements.
2. Find the largest and smallest numbers in a list.
3. Reverse a given list without using the reverse() method.
4. Count the occurrences of a specific element in a list.
5. Find the second largest number in a list.
6. Remove duplicates from a list without using a set.
7. Merge two lists into one without using built-in functions.
8. Create a list comprehension that generates all even numbers between 1 and 100.
9. Sort a list of strings in alphabetical order.
10. Find the common elements between two lists.
11. Remove all occurrences of a specific element from a list.
12. Rotate a list by n positions.
13. Convert a list of strings into a single string, separated by commas.
14. Check if a list is a palindrome.
15. Flatten a nested list (e.g., [[1, 2], [3, 4]] → [1, 2, 3, 4]).
16. Find the difference between the largest and smallest elements in a list.
17. Find all subsets of a list.
18. Create a list of the first n Fibonacci numbers.
19. Filter all prime numbers from a list.
20. Split a list into chunks of size n.

🔹 Dictionaries & Sets

1. Create a dictionary and print its keys and values.
2. Update a dictionary with another dictionary.
3. Remove a key from a dictionary.
4. Check if a key exists in a dictionary.
5. Find the maximum and minimum value in a dictionary.
6. Find the sum of all values in a dictionary.
7. Merge two dictionaries.
8. Create a set and perform union and intersection operations.
9. Remove an element from a set.
10. Check if a set is a subset of another set.

🔹 Dictionary-Based Questions

1. Create a dictionary from two lists: one for keys and one for values.
2. Merge two dictionaries into one.
3. Count the frequency of characters in a string using a dictionary.
4. Find the key with the maximum value in a dictionary.
5. Check if a specific key exists in a dictionary.
6. Invert a dictionary (keys become values and vice versa).
7. Remove a key-value pair from a dictionary by key.
8. Sort a dictionary by its keys.
9. Sort a dictionary by its values.
10. Create a nested dictionary to store student data (name, age, grade).
11. Update the value of a specific key in a dictionary.
12. Combine two dictionaries, adding values for common keys.
13. Create a dictionary of squares for numbers from 1 to 10.
14. Remove duplicates from a dictionary.
15. Access and modify a value in a nested dictionary.
16. Check if two dictionaries are identical.
17. Convert a dictionary into two lists: one for keys and one for values.
18. Create a dictionary comprehension to map numbers to their cubes.
19. Find the sum of all values in a dictionary.
20. Delete keys with a specific value from a dictionary.

🔹 Loops & Functions

1. Write a function to calculate the sum of numbers from 1 to n.
2. Write a function to find the factorial of a number.
3. Write a function to check if a number is even or odd.
4. Write a function to count the number of vowels in a string.
5. Write a function to find the greatest common divisor (GCD) of two numbers.
6. Write a function to find the least common multiple (LCM) of two numbers.
7. Write a function to calculate the power of a number without using **.
8. Write a function to check if a number is a perfect square.
9. Write a function to check if a number is a perfect cube.
10. Generate a multiplication table of a number using loops.
11. Print the reverse of a number using loops.
12. Print all prime numbers in a given range using loops.
13. Calculate the sum of digits of a number using loops.
14. Find the sum of even numbers between 1 and n using loops.
15. Find the product of all odd numbers between 1 and n using loops.