Technocrats Horizons Compusoft Interview Questions and Answers

React offers a component-based architecture, virtual DOM for performance, and strong community support.

• Component-based architecture allows for reusability and easier maintenance

• Virtual DOM improves performance by only updating necessary parts of the UI

• Strong community support with a large number of libraries and resources available

• Support for server-side rendering for better SEO and performance

• One-way data binding for ...read more

WordPress is a popular content management system used for creating websites easily.

• User-friendly interface for easy website creation

• Wide range of themes and plugins for customization

• SEO-friendly features for better search engine visibility

• Regular updates and support for security and functionality

• Large community for help and resources

Yes, WordPress can handle a large user base with proper optimization and scalability.

• WordPress can handle large user bases with proper server configuration and caching mechanisms.

• Optimizing database queries and using efficient plugins can improve performance for large user bases.

• Examples of large websites using WordPress include TechCrunch, The New Yorker, and BBC America.

Some drawbacks of WordPress include security vulnerabilities, limited customization options, and potential performance issues.

• Security vulnerabilities due to its popularity and open-source nature

• Limited customization options compared to other CMS platforms

• Potential performance issues with large amounts of plugins and themes

• Dependency on third-party plugins for certain functionalities

Error boundaries are React components that catch JavaScript errors anywhere in their child component tree, log those errors, and display a fallback UI instead of crashing the whole app.

• Error boundaries are defined using the `componentDidCatch` lifecycle method.

• They only catch errors in the components below them in the tree.

• They do not catch errors in event handlers (use `try/catch` instead).

• They should be used sparingl...read more

Styled Components is a CSS-in-JS library that allows you to write actual CSS code to style your React components.

• Styled Components lets you write CSS code directly in your JavaScript files.

• It uses tagged template literals to style your components.

• You can pass props to your styled components to create dynamic styles.

• It generates unique class names for your styles to avoid naming collisions.

• It supports server-side render...read more