TechStackChallenge

What is a popular frontend framework for building user interfaces?

• Angular

• Vue

• React

• jQuery

What’s the purpose of the <canvas> element in HTML?

• • Create forms

• • Embed videos

• • Draw graphics or animations

• • Add responsive design

What role does a backend server play in web applications?

• To manage user sessions and authentication.

• To create and maintain the database structure.

• To serve static files to the client.

• To handle data processing and business logic for client requests.

Which backend language is known for its "write once, run anywhere" philosophy?

• • Python

• • Ruby

• • Java

• PHP

• What does REST stand for in RESTful APIs?

• • Representational State Transfer

• • Really Easy Software Transfer

• • Rapid Execution Syntax Tool

• • Recursive Embedded Syntax Translator

Which database uses the ACID (Atomicity, Consistency, Isolation, Durability) model?

• • MongoDB

• • Redis

• • MySQL

• • Firebase

What is the main difference between SQL and NoSQL databases?

• NoSQL databases require a fixed schema like SQL databases.

• SQL databases are always faster than NoSQL databases.

• SQL databases use a fixed schema and structured data, whereas NoSQL databases allow for flexible schemas and unstructured data.

• SQL databases can only store unstructured data.

In Python, which keyword is used to define a function?

• def

• define

• function

• method

What is the purpose of the 'self' parameter in Python class methods?

• The 'self' parameter is a keyword for static methods.

• The 'self' parameter is required for defining global functions.

• The 'self' parameter allows access to instance attributes and methods within class methods.

• The 'self' parameter is used to define class-level variables.

What does the "N" in the MERN stack stand for?

• Nginx

• Node.js

• Nginx

• NPM