Practice Test: Python Programming

1. Write a Python function to calculate the factorial of a given positive integer n. The factorial of n is the product of all positive integers less than or equal to n.

2. Given a list of numbers, write a Python function to find and return the sum of all even numbers in the list.

3. Create a Python class called Rectangle with attributes width and height. Add methods to calculate the area and perimeter of the rectangle.

4. Write a Python function that takes a string as input and returns a new string with all vowels removed.

5. Given a list of integers, write a Python function to find the largest and smallest numbers in the list.

6. Create a Python function that takes two arguments, a and b, and returns their greatest common divisor (GCD). Use the Euclidean algorithm to find the GCD.

7. Write a Python function that takes a list of words as input and returns a new list containing only the words with three or more vowels.

8. Implement a Python function to check if a given number is a prime number. Return True if it's prime, otherwise False.

9. Write a Python function that takes a list of numbers as input and returns a new list with the elements in reverse order.

10. Create a Python class called Student with attributes name, age, and grades (a list of integers). Add methods to calculate the average grade and return a string representation of the student.

Answer rating: 100% (QA)

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