Question

Write a function named safe_input(prompt, type). Which of the following statements correctly defines the purpose of this function?

a) It encrypts user input for security purposes.
b) It checks the safety of a website based on user input.
c) It ensures that user input is valid and of the specified data type.
d) It safely stores user passwords.

Answer 1

The safe_input function is used to ensure that user input is valid and of the specified data type.

Step-by-step explanation:

The purpose of the safe_input function is to ensure that user input is valid and of the specified data type. It helps in handling user input in a safe and controlled manner by validating the input against the specified type and returning the input if it is of the correct type, and prompting the user for input again if it is not.

This function can be used in various scenarios where it is important to validate user input, such as when accepting user input for mathematical calculations, text processing, or handling user preferences. For example, if the type parameter is set to int, the function will check if the user input can be converted to an integer, and if not, it will prompt the user to enter the input again.

By utilizing the safe_input function, developers can ensure that only valid data is processed by their programs, reducing the risk of errors and vulnerabilities caused by invalid input.

It helps in handling user input in a safe and controlled manner by validating the input against the specified type and prompting the user for input again if it is not of the correct type.