Which Python built-in function will you use to sort a list of numbers in ascending order?
- arrange()
- order()
- sort()
- sorted()
To sort a list of numbers in ascending order, you should use the sorted() function. The sort() method is used for in-place sorting, whereas sorted() returns a new sorted list, leaving the original list unchanged.
Which Python data structure is suitable for storing multiple data types and allows duplicate elements?
- Dictionary
- List
- Set
- Tuple
In Python, a list is a versatile data structure that can store multiple data types and allows duplicate elements. Lists are ordered and mutable, making them suitable for a wide range of use cases.
Which Python entity is primarily affected or modified by a metaclass?
- Classes
- Functions
- Modules
- Variables
Metaclasses primarily affect or modify classes. They define how classes themselves are created and behave, allowing you to add, modify, or replace class attributes and methods.
Which Python feature would you use to modify the behavior of a function or method?
- Decorators
- Encapsulation
- Inheritance
- Polymorphism
In Python, decorators are used to modify the behavior of functions or methods. They allow you to add functionality to existing code without modifying its structure. Decorators are often used for tasks like logging, authentication, and more.
Which Python framework allows you to integrate Python back-end code with HTML, CSS, and JavaScript for web development?
- Bottle
- Django
- Flask
- Pyramid
Flask is a micro web framework for Python that allows you to integrate Python back-end code with HTML, CSS, and JavaScript to build web applications. Django, Pyramid, and Bottle are also Python web frameworks, but Flask is known for its simplicity and flexibility, making it suitable for beginners.
Which HTTP method is commonly used to read or retrieve data in a RESTful API?
- DELETE
- GET
- POST
- PUT
The HTTP method commonly used to read or retrieve data in a RESTful API is GET. It is used to fetch information from a specified resource. Other methods (POST, PUT, DELETE) are typically used for creating, updating, and deleting resources.
Which keyword is used to create a class in Python?
- class
- cls
- def
- object
In Python, the keyword used to create a class is class. Classes are used to define new data types and their behaviors.
Which keyword is used to import a module in Python?
- import
- include
- module
- require
In Python, you use the import keyword to import modules. Modules are Python files containing reusable code and data.
Which library would you primarily use for implementing linear regression in Python?
- Matplotlib
- NumPy
- Pandas
- Scikit-learn
Scikit-learn is a powerful library in Python for machine learning, including linear regression. While NumPy, Pandas, and Matplotlib are essential for data manipulation and visualization, Scikit-learn provides tools for regression tasks, making it the primary choice for linear regression.
Which Flask function is used to start the development server of a Flask application?
- begin()
- launch()
- run()
- start()
The correct function to start the development server in Flask is run(). This function is typically called at the end of a Flask script to launch the server and make the web application accessible.