Web Development
Learn Web Development From Scratch 0๏ธโฃ HTML / CSS 1๏ธโฃ JavaScript 2๏ธโฃ React / Vue / Angular 3๏ธโฃ Node.js / Express 4๏ธโฃ REST API 5๏ธโฃ SQL / NoSQL Databases 6๏ธโฃ UI / UX Design 7๏ธโฃ Git / GitHub Admin: @love_data
Show more๐ Analytical overview of Telegram channel Web Development
Channel Web Development (@webdevcoursefree) in the English language segment is an active participant. Currently, the community unites 78 464 subscribers, ranking 1 640 in the Technologies & Applications category and 4 037 in the India region.
๐ Audience metrics and dynamics
Since its creation on ะฝะตะฒัะดะพะผะพ, the project has demonstrated rapid growth, gathering an audience of 78 464 subscribers.
According to the latest data from 21 June, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by 523 over the last 30 days and by 3 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 2.81%. Within the first 24 hours after publication, content typically collects 0.96% reactions from the total number of subscribers.
- Post reach: On average, each post receives 2 205 views. Within the first day, a publication typically gains 755 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 8.
- Thematic interests: Content is focused on key topics such as html, css, javascript, github, git.
๐ Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
โLearn Web Development From Scratch
0๏ธโฃ HTML / CSS
1๏ธโฃ JavaScript
2๏ธโฃ React / Vue / Angular
3๏ธโฃ Node.js / Express
4๏ธโฃ REST API
5๏ธโฃ SQL / NoSQL Databases
6๏ธโฃ UI / UX Design
7๏ธโฃ Git / GitHub
Admin: @love_dataโ
Thanks to the high frequency of updates (latest data received on 22 June, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.
Here are the 50 JavaScript interview questions for 2024
1. What is JavaScript?
2. What are the data types in JavaScript?
3. What is the difference between null and undefined?
4. Explain the concept of hoisting in JavaScript.
5. What is a closure in JavaScript?
6. What is the difference between โ==โ and โ===โ operators in JavaScript?
7. Explain the concept of prototypal inheritance in JavaScript.
8. What are the different ways to define a function in JavaScript?
9. How does event delegation work in JavaScript?
10. What is the purpose of the โthisโ keyword in JavaScript?
11. What are the different ways to create objects in JavaScript?
12. Explain the concept of callback functions in JavaScript.
13. What is event bubbling and event capturing in JavaScript?
14. What is the purpose of the โbindโ method in JavaScript?
15. Explain the concept of AJAX in JavaScript.
16. What is the โtypeofโ operator used for?
17. How does JavaScript handle errors and exceptions?
18. Explain the concept of event-driven programming in JavaScript.
19. What is the purpose of the โasyncโ and โawaitโ keywords in JavaScript?
20. What is the difference between a deep copy and a shallow copy in JavaScript?
21. *PH4N745M*
21. How does JavaScript handle memory management?
22. Explain the concept of event loop in JavaScript.
23. What is the purpose of the โmapโ method in JavaScript?
24. What is a promise in JavaScript?
25. How do you handle errors in promises?
26. Explain the concept of currying in JavaScript.
27. What is the purpose of the โreduceโ method in JavaScript?
28. What is the difference between โnullโ and โundefinedโ in JavaScript?
29. What are the different types of loops in JavaScript?
30. What is the difference between โlet,โ โconst,โ and โvarโ in JavaScript?
31. Explain the concept of event propagation in JavaScript.
32. What are the different ways to manipulate the DOM in JavaScript?
33. What is the purpose of the โlocalStorageโ and โsessionStorageโ objects?
34. How do you handle asynchronous operations in JavaScript?
35. What is the purpose of the โforEachโ method in JavaScript?
36. What are the differences between โletโ and โvarโ in JavaScript?
37. Explain the concept of memoization in JavaScript.
38. What is the purpose of the โspliceโ method in JavaScript arrays?
39. What is a generator function in JavaScript?
40. How does JavaScript handle variable scoping?
41. What is the purpose of the โsplitโ method in JavaScript?
42. What is the difference between a deep clone and a shallow clone of an object?
43. Explain the concept of the event delegation pattern.
44. What are the differences between JavaScriptโs โnullโ and โundefinedโ?
45. What is the purpose of the โargumentsโ object in JavaScript?
46. What are the different ways to define methods in JavaScript objects?
47. Explain the concept of memoization and its benefits.
48. What is the difference between โsliceโ and โspliceโ in JavaScript arrays?
49. What is the purpose of the โapplyโ and โcallโ methods in JavaScript?
50. Explain the concept of the event loop in JavaScript and how it handles asynchronous operations.
Web Development Best Resources: https://topmate.io/coding/930165
ENJOY LEARNING ๐๐<html>, <head>, <body>, <div>, <span>, <p>, <a>, <img>, etc.
- HTML5: Latest standard with new elements like <header>, <footer>, <article>, and <section>.
### 2. CSS (Cascading Style Sheets)
- Purpose: Styling of a webpage.
- Core Concepts: Selectors, properties, values, specificity, box model.
- CSS3: Latest standard with features like Flexbox, Grid, transitions, and animations.
### 3. JavaScript
- Purpose: Client-side scripting to make web pages interactive.
- Core Concepts: Variables, data types, functions, events, DOM manipulation, ES6+ features (let/const, arrow functions, promises, async/await).
### 4. Responsive Design
- Purpose: Ensuring web pages look good on all devices (desktops, tablets, smartphones).
- Core Techniques: Media queries, fluid grids, flexible images.
- Frameworks: Bootstrap, Foundation.
### 5. Version Control/Git
- Purpose: Managing code changes and collaboration.
- Core Concepts: Repositories, commits, branches, merges, pull requests.
- Platform: GitHub, GitLab, Bitbucket.
### 6. Web Performance Optimization
- Purpose: Improving the speed and efficiency of web pages.
- Techniques: Minification, compression, caching, lazy loading, code splitting.
### 7. SEO (Search Engine Optimization)
- Purpose: Improving the visibility of web pages in search engines.
- Core Concepts: Keywords, meta tags, alt attributes, sitemaps, clean URLs.
### 8. Web Accessibility
- Purpose: Making web content usable for people with disabilities.
- Standards: WCAG (Web Content Accessibility Guidelines).
- Practices: Semantic HTML, ARIA roles, keyboard navigation, color contrast.
### 9. Back-End Development
- Purpose: Server-side logic and database management.
- Languages: Python, Ruby, PHP, Node.js, Java.
- Databases: SQL (MySQL, PostgreSQL), NoSQL (MongoDB).
### 10. APIs (Application Programming Interfaces)
- Purpose: Allowing different software systems to communicate.
- Types: RESTful, GraphQL.
- Core Concepts: Endpoints, methods (GET, POST, PUT, DELETE), JSON, XML.
### 11. Security
- Purpose: Protecting web applications from vulnerabilities.
- Threats: SQL injection, XSS (Cross-Site Scripting), CSRF (Cross-Site Request Forgery).
- Practices: HTTPS, input validation, authentication, and authorization.
### 12. Frameworks and Libraries
- Front-End: React, Angular, Vue.js.
- Back-End: Express.js (Node.js), Django (Python), Ruby on Rails (Ruby).
- CSS: Sass, LESS.
### 13. DevOps
- Purpose: Streamlining the development, deployment, and operations of applications.
- Practices: Continuous Integration/Continuous Deployment (CI/CD), containerization (Docker), orchestration (Kubernetes).
### 14. Testing
- Purpose: Ensuring the reliability and quality of web applications.
- Types: Unit testing, integration testing, end-to-end testing.
- Tools: Jest, Mocha, Cypress, Selenium.
### 15. Cloud Services
- Purpose: Hosting and managing web applications.
- Providers: AWS, Azure, Google Cloud Platform.
- Services: Compute (EC2), Storage (S3), Databases (RDS).
You can find more Web Development Resources here ๐๐
https://topmate.io/coding/930165
Share our telegram channel with your friends and family ๐๐
https://t.me/webdevcoursefree
ENJOY LEARNING ๐๐
Available now! Telegram Research 2025 โ the year's key insights 
