Basic Python and Console Interaction Questions and Answers Latest Update Graded A+

Basic Python and Console Interaction Questions and Answers Latest Update Graded A+ How do you create a dictionary in Python? You create a dictionary by using curly braces `{}` with key-value pairs. Example: `my_dict = {"name": "Alice", "age": 25}`. What does the `type()` function do in Python? The `type()` function returns the type of an object. How can you check if a key exists in a dictionary? You can use the `in` keyword to check if a key exists. Example: `"name" in my_dict` returns `True`. What does the `range()` function do in Python? The `range()` function generates a sequence of numbers, which can be used in a loop. How do you import a module in Python? 2 You can import a module by using the `import` keyword. For example: `import math`. What is the purpose of the `else` clause in a loop in Python? The `else` clause in a loop is executed when the loop has finished iterating without encountering a `break` statement. How do you concatenate two strings in Python? You concatenate two strings using the `+` operator. Example: `full_name = "John" + " " + "Doe"`. What is the difference between `==` and `is` in Python? The `==` operator checks if two values are equal, while `is` checks if two variables point to the same object in memory. How can you remove an item from a list in Python? You can remove an item from a list using the `remove()` method. Example: `my_e("item")`. How do you handle exceptions in Python? 3 You handle exceptions using the `try` and `except` blocks. Example: ```python try: x = 1 / 0 except ZeroDivisionError: print("Cannot divide by zero.") ``` What is a lambda function in Python? A lambda function is a small anonymous function defined with the `lambda` keyword. Example: `square = lambda x: x ** 2`. What is slicing in Python? Slicing allows you to extract a portion of a list, string, or other iterable. Example: `my_list[1:4]` extracts elements from index 1 to 3. How do you create a set in Python? You create a set by enclosing values in