Write a function check_vowels() that gets a string as a parameter and check if every vowel is present or not. Inside your function, warn the user by printing not presented ones. We consider a vowel to be present if it is present in upper case or lower case. i.e. 'a', 'e', 'i'.'o', 'u' or 'A', 'E', 'I', 'O', 'U'. Hint: Using Python sets helps you solve this question more easily. Write Python statements that test your function. Part-3: Enter a string: Wall Street is the only place that people ride to in a Rolls Royce to get advice from those who take the subway. All vowels are present. Another run: Part-3: Enter a string: Cash is king Missing vowels are {'o', 'e', 'u'}

Explain the role of arithmetic operators in programming and provide examples of addition, subtraction, multiplication, and division operations.

Explain how assembly language input and output operations work.

Describe the process of computer programming. What factors should be considered before making a programming language choice?