Python Programming

What is the role of the else block in Python exception handling? a) Executes code if no exceptions are raised in the try block b) Executes code if an exception is raised in the try block c) Always executes code after the except block d) Used to raise an exception manually Answer: a) Executes code […]

What does the except block do in Python exception handling? a) Catches and handles exceptions that occur in the try block b) Executes after the try block, regardless of exceptions c) Cleans up resources after the try block d) Raises a new exception Answer: a) Catches and handles exceptions that occur in the try block

What is the function of the try block in Python exception handling? a) To wrap code that might raise an exception b) To catch and handle exceptions c) To clean up resources after an exception d) To raise an exception manually Answer: a) To wrap code that might raise an exception Explanation: The try block

What is the purpose of exception handling in Python? a) To manage and respond to runtime errors gracefully b) To terminate the program immediately when an error occurs c) To ignore all errors in the program d) To debug the code more effectively Answer: a) To manage and respond to runtime errors gracefully Explanation: Exception

How does the setdefault() method work in Python dictionaries? a) Returns the value of a key if it exists; if not, inserts the key with a default value b) Removes a key-value pair from the dictionary c) Adds a new key-value pair to the dictionary without returning any value d) Reverses the order of key-value

What does the popitem() method do in Python dictionaries? a) Removes and returns the last inserted key-value pair from the dictionary b) Removes and returns the first key-value pair from the dictionary c) Removes all key-value pairs from the dictionary d) Adds a new key-value pair to the dictionary Answer: a) Removes and returns the

What is the purpose of the copy() method in Python dictionaries? a) Creates a shallow copy of the dictionary b) Creates a deep copy of the dictionary c) Copies only the keys to a new dictionary d) Copies only the values to a new dictionary Answer: a) Creates a shallow copy of the dictionary Explanation:

How does the clear() method work in Python dictionaries? a) Removes all key-value pairs from the dictionary b) Removes a specific key-value pair from the dictionary c) Adds a new key-value pair to the dictionary d) Copies all key-value pairs to a new dictionary Answer: a) Removes all key-value pairs from the dictionary Explanation: The

What does the values() method return in Python dictionaries? a) A view object that displays all the values in the dictionary b) A view object that displays all the keys in the dictionary c) A new dictionary with only values d) A list of key-value pairs Answer: a) A view object that displays all the

What is the purpose of the keys() method in Python dictionaries? a) Returns a view object that displays a list of all the keys in the dictionary b) Returns a list of all the values in the dictionary c) Adds a new key to the dictionary d) Removes a key from the dictionary Answer: a)

How does the update() method work in Python dictionaries? a) Updates the dictionary with key-value pairs from another dictionary or iterable b) Adds a new key-value pair to the dictionary c) Removes a key-value pair from the dictionary d) Returns the number of key-value pairs in the dictionary Answer: a) Updates the dictionary with key-value

What does the get() method do in Python dictionaries? a) Retrieves the value associated with a specified key, returning a default value if the key is not found b) Removes a key-value pair from the dictionary c) Adds a new key-value pair to the dictionary d) Returns all the keys in the dictionary Answer: a)

How does the items() method work in Python dictionaries? a) Returns a view object that displays a list of dictionary’s key-value tuple pairs b) Adds a new key-value pair to the dictionary c) Removes a key-value pair from the dictionary d) Reverses the order of key-value pairs in the dictionary Answer: a) Returns a view

What is a dictionary in Python? a) A collection of key-value pairs b) A list with ordered elements c) A set of unique, unordered elements d) A tuple with immutable elements Answer: a) A collection of key-value pairs Explanation: A dictionary in Python is a collection of key-value pairs, where each key is unique and

How does the count() method work in Python tuples? a) Returns the number of occurrences of a specified value in the tuple b) Adds a new value to the tuple c) Removes an element from the tuple d) Reverses the order of elements in the tuple Answer: a) Returns the number of occurrences of a

What is a tuple in Python? a) An ordered and immutable collection of items b) A mutable collection of key-value pairs c) A set of unique, unordered elements d) A list with duplicate values Answer: a) An ordered and immutable collection of items Explanation: A tuple in Python is an ordered and immutable collection of

What does the discard() method do in Python sets? a) Removes an element from the set if it exists, without raising an error b) Removes an element from the set and raises an error if it does not exist c) Clears all elements from the set d) Adds a new element to the set Answer:

How does the add() method work in Python sets? a) Adds an element to the set b) Removes an element from the set c) Returns the size of the set d) Merges two sets Answer: a) Adds an element to the set Explanation: The add() method in Python sets is used to add a new

What is a set in Python? a) A collection of unique unordered elements b) A collection of ordered elements c) A collection of key-value pairs d) A list with fixed elements Answer: a) A collection of unique unordered elements Explanation: A set in Python is a collection of unique, unordered elements. This means that a

How does the pop() method work in Python lists? a) Removes and returns the last item in the list b) Removes and returns the first item in the list c) Adds a new item to the start of the list d) Clears all items from the list Answer: a) Removes and returns the last item

What does the append() method do in a Python list? a) Adds an item to the end of the list b) Removes an item from the list c) Sorts the list in ascending order d) Reverses the order of items in the list Answer: a) Adds an item to the end of the list Explanation:

What is the purpose of lists in Python? a) To store ordered collections of items b) To store unique unordered elements c) To store key-value pairs d) To perform arithmetic operations Answer: a) To store ordered collections of items Explanation: Lists in Python are used to store ordered collections of items. Each item in a

What is the purpose of the @property decorator in Python OOP? a) To define a method as a property that can be accessed like an attribute b) To mark a class as abstract c) To make an attribute private d) To override a method in a parent class Answer: a) To define a method as

What is an interface in the context of Python OOP, and how is it implemented? a) An interface is a collection of abstract methods that can be implemented by multiple classes using inheritance or abstract base classes b) An interface is a keyword used to define an abstract class in Python c) An interface is

What does the term “duck typing” mean in Python? a) The ability to treat an object based on its behavior rather than its class b) A way to define types explicitly in Python c) A method of debugging in Python d) A form of inheritance used in Python Answer: a) The ability to treat an