Practice Questions For

ANS : (c) A Full Stack Developer works on both the frontend (UI/UX) and backend (server, database, APIs) of web applications.

ANS : (c) React.js is a JavaScript library used for building user interfaces, making it a frontend technology.

ANS : (a) JavaScript is commonly used in backend development through Node.js.

ANS : (b) Django is a Python-based web framework used for backend development.

ANS : (c) MongoDB is a NoSQL database, meaning it stores data in a document-based format rather than tables.

ANS : (c) Express.js is a web framework for Node.js used to create RESTful APIs and handle backend logic.

ANS : (b) HTTPS (HyperText Transfer Protocol Secure) encrypts data, making communication between client and server secure.

ANS : (c) REST (Representational State Transfer) is an architectural style for designing web APIs.

ANS : (a) Databases like MySQL, PostgreSQL, and MongoDB store and manage data for web applications.

ANS : (b) CSS (Cascading Style Sheets) is used to style and format web pages.

ANS : (b) Node.js is a JavaScript runtime that allows JavaScript to run outside the browser, typically for backend development.

ANS : (c) Bootstrap is a CSS framework used to create mobile-friendly and responsive web designs.

ANS : (a) APIs (Application Programming Interfaces) allow communication between the frontend and backend.

ANS : (c) HTML (HyperText Markup Language) provides the basic structure of web pages.

ANS : (a) CRUD are the four basic operations performed on a database.

ANS : (d) Apache is a web server, while Git, GitHub, and Bitbucket are version control tools.

ANS : (a) JSX (JavaScript XML) is a syntax extension for JavaScript used in React.

ANS : (b) Middleware functions in Express.js process HTTP requests before reaching the final route handler.

ANS : (d) API Keys, OAuth, and JWT are used for user authentication and security in web applications.

ANS : (b) MVC (Model View Controller) is an architectural pattern used in web development to separate data (Model), UI (View), and logic (Controller).

ANS : (a) CORS (Cross-Origin Resource Sharing) allows or restricts web applications running at one origin to make requests to resources from different origins.

ANS : (b) A CDN is a system of distributed servers that deliver content to a user based on their geographic location to improve loading speeds.

ANS : (b) GET sends data in the URL and is used for retrieving data, while POST sends data in the request body and is used for submitting data.

ANS : (a) REST (Representational State Transfer) is an architectural style that allows communication between client and server using standard HTTP methods.

ANS : (b) A class defines the blueprint or structure, while an object is an instance created from the class.

ANS : (b) Cookies are small pieces of data stored on the client-side, used to remember user preferences or session information.

ANS : (b) SQL databases store data in tables with fixed schemas, while NoSQL databases offer more flexibility with data models, such as key-value, document, or graph-based models.

ANS : (b) A web framework is a pre-built structure that provides tools and libraries to develop web applications more efficiently.

ANS : (b) AJAX (Asynchronous JavaScript and XML) allows web pages to request and send data asynchronously without reloading the page.

ANS : (b) Version control systems are used to track and manage changes to code, making it easier to collaborate and maintain the project.

ANS : (b) Front-end refers to the user interface, while back-end deals with the server-side logic, databases, and functionality.

ANS : (a) HTTPS (HyperText Transfer Protocol Secure) ensures encrypted communication between a web server and client, providing security and privacy.

ANS : (b) Cookies are small pieces of data stored on the client-side, used to remember user preferences or session information.

ANS : (a) A web server hosts a website's files and handles requests from web browsers to deliver content over the internet.

ANS : (a) Cloud services offer remote storage, computing, and other services that allow users to store, manage, and access data from any device connected to the internet.

ANS : (b) A CMS (Content Management System) allows users to create, manage, and publish content on websites without needing to code.

ANS : (b) A framework is a set of reusable libraries and tools that help developers build applications efficiently and consistently.

ANS : (b) A version control system helps track changes to source code over time, allowing multiple developers to collaborate effectively.

ANS : (b) Microservices is an architectural style where an application is divided into small, independently deployable services that communicate with each

ANS : (a) CDN stands for Content Delivery Network, which is a system of distributed servers that deliver web content to users based on their geographic location.

ANS : (a) CDN stands for Content Delivery Network, which distributes content across multiple servers to improve load times and availability.

ANS : (b) The <a> tag is used to define hyperlinks in HTML.

ANS : (c) 404 is the HTTP status code for "Not Found", meaning the requested resource could not be found.

ANS : (c) JavaScript is used to create dynamic and interactive features on websites.

ANS : (a) The <img> tag is used to embed images in HTML documents.

ANS : (c) CSS stands for Cascading Style Sheets, which are used to style and layout web pages.

ANS : (c) Bootstrap is a popular front-end framework used to design responsive and mobile-first websites.

ANS : (c) React is a JavaScript library (often referred to as a framework) for building user interfaces.

ANS : (b) Responsive design ensures web pages render well on a variety of devices and window or screen sizes.

ANS : (c) SQL stands for Structured Query Language, used for managing and manipulating relational databases.

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