TechSmart Python Unit 4 Questions and Answers Already Passed

TechSmart Python Unit 4 Questions and Answers Already Passed What is a function in Python? A reusable block of code designed to perform a specific task. How do you define a function in Python? Use the `def` keyword followed by the function name and parentheses. What is the purpose of a return statement in a function? To send a value back to the caller of the function. How do you call a function in Python? Use the function name followed by parentheses. What is a parameter in a function? A variable listed inside the parentheses in a function definition. 2 What is an argument in Python? A value passed to a function when it is called. What happens if a function does not have a return statement? The function returns `None` by default. How can you pass multiple arguments to a function? Separate them with commas in the function call. What is a default parameter in a function? A parameter that has a predefined value if no argument is provided. How do you specify a default parameter in Python? Assign a value to the parameter in the function definition. What is the purpose of the `*args` syntax in Python? It allows a function to accept a variable number of positional arguments. 3 What does the `**kwargs` syntax do in a function? It allows a function to accept a variable number of keyword arguments. How can you make a function return multiple values? Return the values as a tuple or other collection. What is the difference between positional and keyword arguments? Positional arguments are passed in order, while keyword arguments are passed with a name- value pair. How do you document a function in Python? Use a docstring, which is a string enclosed in triple quotes inside the function definition. What is the purpose of a lambda function in Python? To create small, anonymous functions in a single line. How do you create a lambda function? Use the `lambda` keyword followed by parameters and an expression. 4 What is the difference between a regular function and a lambda function? Regular functions are defined with `def`, while lambda functions are anonymous and defined with `lambda`. How do you use a function from an imported