Top 10 programming languages & frameworks for beginner web developers:
1. HTML/CSS – Basics of web structure & styling
2. JavaScript – Adds interactivity
3. Python – Backend & versatility
4. PHP – Server-side scripting
5. SQL – Database management
6. Ruby on Rails – Easy backend framework
7. Node.js – JavaScript backend runtime
8. React – Popular frontend library
9. Angular – Framework for building dynamic UIs
10. Bootstrap – Simplifies responsive design
1. HTML/CSS – Basics of web structure & styling
2. JavaScript – Adds interactivity
3. Python – Backend & versatility
4. PHP – Server-side scripting
5. SQL – Database management
6. Ruby on Rails – Easy backend framework
7. Node.js – JavaScript backend runtime
8. React – Popular frontend library
9. Angular – Framework for building dynamic UIs
10. Bootstrap – Simplifies responsive design
🚀 Backend Developer Roadmap 🚀
1. Foundation: 📚 Learn fundamental programming concepts such as variables, data types, and control flow. Master a programming language like Python, Java, or JavaScript.
2. Database Management: 🛢 Understand database systems like SQL and NoSQL. Learn about relational databases (e.g., MySQL, PostgreSQL) and non-relational databases (e.g., MongoDB, Redis).
3. API Development: 🌐 Explore RESTful API principles and design patterns. Learn how to create, test, and document APIs using frameworks like Flask (Python), Spring Boot (Java), or Express (JavaScript).
4. Authentication & Authorization: 🔒 Dive into authentication methods like JWT (JSON Web Tokens) and OAuth. Understand authorization mechanisms to control access to resources securely.
5. Server-Side Frameworks: 🛠 Get hands-on experience with backend frameworks such as Django (Python), Spring (Java), or Express (JavaScript). Learn how to build robust, scalable web applications.
6. Middleware & Caching: 🔄 Explore middleware concepts for request processing and handling. Implement caching strategies using tools like Redis to improve performance.
7. Testing & Debugging: 🐞 Master unit testing, integration testing, and end-to-end testing techniques. Use debugging tools and practices to identify and resolve issues effectively.
8. Security Best Practices: 🛡 Learn about common security threats and how to mitigate them. Implement security measures such as input validation, encryption, and secure communication protocols.
9. Containerization & Deployment: 🚢 Familiarize yourself with containerization technologies like Docker and container orchestration platforms like Kubernetes. Learn how to deploy and manage applications in production environments.
10. Monitoring & Logging: 📊 Understand the importance of monitoring and logging for application health and performance. Explore tools like Prometheus, Grafana, and ELK stack for monitoring and log management.
11. Scalability & Performance Optimization: ⚙️ Learn techniques for scaling backend systems to handle increased loads. Optimize performance through efficient algorithms, caching, and database optimization.
12. Continuous Integration & Deployment (CI/CD): 🔄🚀 Implement CI/CD pipelines to automate testing, building, and deployment processes. Utilize tools like Jenkins, GitLab CI, or GitHub Actions for seamless integration and deployment.
13. Version Control: 📝 Embrace version control systems like Git for managing code changes and collaboration. Learn branching strategies and best practices for efficient team development.
14. Documentation: 📄 Document your code, APIs, and system architecture effectively. Clear documentation improves understanding, maintenance, and collaboration among team members.
15. Stay Updated: 📰 Keep abreast of new technologies, frameworks, and best practices in backend development. Engage with the community, attend conferences, and participate in online forums to stay current.
1. Foundation: 📚 Learn fundamental programming concepts such as variables, data types, and control flow. Master a programming language like Python, Java, or JavaScript.
2. Database Management: 🛢 Understand database systems like SQL and NoSQL. Learn about relational databases (e.g., MySQL, PostgreSQL) and non-relational databases (e.g., MongoDB, Redis).
3. API Development: 🌐 Explore RESTful API principles and design patterns. Learn how to create, test, and document APIs using frameworks like Flask (Python), Spring Boot (Java), or Express (JavaScript).
4. Authentication & Authorization: 🔒 Dive into authentication methods like JWT (JSON Web Tokens) and OAuth. Understand authorization mechanisms to control access to resources securely.
5. Server-Side Frameworks: 🛠 Get hands-on experience with backend frameworks such as Django (Python), Spring (Java), or Express (JavaScript). Learn how to build robust, scalable web applications.
6. Middleware & Caching: 🔄 Explore middleware concepts for request processing and handling. Implement caching strategies using tools like Redis to improve performance.
7. Testing & Debugging: 🐞 Master unit testing, integration testing, and end-to-end testing techniques. Use debugging tools and practices to identify and resolve issues effectively.
8. Security Best Practices: 🛡 Learn about common security threats and how to mitigate them. Implement security measures such as input validation, encryption, and secure communication protocols.
9. Containerization & Deployment: 🚢 Familiarize yourself with containerization technologies like Docker and container orchestration platforms like Kubernetes. Learn how to deploy and manage applications in production environments.
10. Monitoring & Logging: 📊 Understand the importance of monitoring and logging for application health and performance. Explore tools like Prometheus, Grafana, and ELK stack for monitoring and log management.
11. Scalability & Performance Optimization: ⚙️ Learn techniques for scaling backend systems to handle increased loads. Optimize performance through efficient algorithms, caching, and database optimization.
12. Continuous Integration & Deployment (CI/CD): 🔄🚀 Implement CI/CD pipelines to automate testing, building, and deployment processes. Utilize tools like Jenkins, GitLab CI, or GitHub Actions for seamless integration and deployment.
13. Version Control: 📝 Embrace version control systems like Git for managing code changes and collaboration. Learn branching strategies and best practices for efficient team development.
14. Documentation: 📄 Document your code, APIs, and system architecture effectively. Clear documentation improves understanding, maintenance, and collaboration among team members.
15. Stay Updated: 📰 Keep abreast of new technologies, frameworks, and best practices in backend development. Engage with the community, attend conferences, and participate in online forums to stay current.
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🚀 New Video Alert – Part 9 of Our Full eCommerce Website Project Series is Live! 🎥
🛒 Manage Subcategories in ASP. NET C# with SQL Server
Learn how to Insert, Update, Delete, Search, and View subcategory records using the Repeater Control in ASP. NET Web Forms.
💡 Whether you're building a real-world project or sharpening your ASP. NET skills, this step-by-step tutorial has everything you need!
📌 Watch Now 👉 https://youtu.be/IF9KcJ9glQs
✅ Full Project | ✅ Source Code | ✅ Explained for Beginners
👨💻 Covered in this video:
💡Creating the subcategory page layout
💡Connecting to SQL Server
💡Implementing CRUD operations in C#
💡Repeater control data binding
💡User-friendly UI for managing data
📢 Like, Share, and Tag a friend who's learning web development!
#ASPNet #CSharp #SQLServer #EcommerceWebsite #WebDevelopment #RepeaterControl #DotNet #CRUD #ProgrammerLife #FullStackDeveloper #CoderBaba
🛒 Manage Subcategories in ASP. NET C# with SQL Server
Learn how to Insert, Update, Delete, Search, and View subcategory records using the Repeater Control in ASP. NET Web Forms.
💡 Whether you're building a real-world project or sharpening your ASP. NET skills, this step-by-step tutorial has everything you need!
📌 Watch Now 👉 https://youtu.be/IF9KcJ9glQs
✅ Full Project | ✅ Source Code | ✅ Explained for Beginners
👨💻 Covered in this video:
💡Creating the subcategory page layout
💡Connecting to SQL Server
💡Implementing CRUD operations in C#
💡Repeater control data binding
💡User-friendly UI for managing data
📢 Like, Share, and Tag a friend who's learning web development!
#ASPNet #CSharp #SQLServer #EcommerceWebsite #WebDevelopment #RepeaterControl #DotNet #CRUD #ProgrammerLife #FullStackDeveloper #CoderBaba
YouTube
How to Develop Ecommerce Website in ASP.NET C# & SQL Server | Full Project With Source Code Part 9
ASP.NET eCommerce Tutorial Part 9: Subcategory Page with Insert, Update, Delete, View. How to Develop Ecommerce Website in ASP.NET C# & SQL Server | Full Project With Source Code Part 9.
Welcome to Part 9 of the "How to Develop an eCommerce Website in ASP.NET…
Welcome to Part 9 of the "How to Develop an eCommerce Website in ASP.NET…
ECommerceWebsiteProjectDec2024.rar
40.4 MB
Part 1 to 10: Create Add Product Page with Image Upload | ASP.NET C# Ecommerce Project Tutorial
🚀 NEW VIDEO ALERT! 🎥
Part 10 of our ASP.NET C# Ecommerce Website Tutorial is live! 🙌
In this video, I’ll show you how to create the Add Product page with image upload functionality using ASP.NET, C#, and SQL Server. 🔧🖼
💡 What you’ll learn:
✅ Designing the Add Product form
✅ Uploading and saving product images
✅ Storing product details in SQL Server
✅ Writing backend logic in C#
👉 Perfect for beginners and intermediate developers building real-world projects!
📺 Watch Now: https://youtu.be/zMW7_vPZ1IM
📂 Download Source Code: https://t.me/coder_baba/2756
🔁 Like, Share & Tag a friend who’s learning .NET! Follow @coder_baba
#CoderBaba #ASPNet #CSharp #EcommerceWebsite #WebDevelopment #DotNetTutorial #AddProduct #ImageUpload #SQLServer #CodingWithCSharp #LearnToCode
Part 10 of our ASP.NET C# Ecommerce Website Tutorial is live! 🙌
In this video, I’ll show you how to create the Add Product page with image upload functionality using ASP.NET, C#, and SQL Server. 🔧🖼
💡 What you’ll learn:
✅ Designing the Add Product form
✅ Uploading and saving product images
✅ Storing product details in SQL Server
✅ Writing backend logic in C#
👉 Perfect for beginners and intermediate developers building real-world projects!
📺 Watch Now: https://youtu.be/zMW7_vPZ1IM
📂 Download Source Code: https://t.me/coder_baba/2756
🔁 Like, Share & Tag a friend who’s learning .NET! Follow @coder_baba
#CoderBaba #ASPNet #CSharp #EcommerceWebsite #WebDevelopment #DotNetTutorial #AddProduct #ImageUpload #SQLServer #CodingWithCSharp #LearnToCode
YouTube
How to Develop Ecommerce Website in ASP.NET C# & SQL Server | Full Project With Source Code Part 10
Create Add Product Page with Image Upload | ASP.NET C# Ecommerce Project Tutorial. ASP.NET C# for Beginners: Master Web Development From Scratch.
Learn how to create the "Add Product" page with image upload functionality in this ASP.NET C# eCommerce Website…
Learn how to create the "Add Product" page with image upload functionality in this ASP.NET C# eCommerce Website…
👍2
4 Remote jobs you can do at night
(Up to $200+/Day)
------------------
1- Remote Customer Service ($150+ /Day)
* support.com
* concentrix.com
* alorica.com
* ttecjobs.com
2-Online Tutoring ($120+/Day)
* tutor.com
* chegg.com
* wyzant.com
* preply.com
3- Data Entry ( $100+/Day)
* clickworker.com
* smartcrowd.com
* appen.com
* microworkers.com
4- Website Testing ($130+/Day)
* testbirds.com
* intellizoom.com
* userlytics.com
* trymyui.com
(Up to $200+/Day)
------------------
1- Remote Customer Service ($150+ /Day)
* support.com
* concentrix.com
* alorica.com
* ttecjobs.com
2-Online Tutoring ($120+/Day)
* tutor.com
* chegg.com
* wyzant.com
* preply.com
3- Data Entry ( $100+/Day)
* clickworker.com
* smartcrowd.com
* appen.com
* microworkers.com
4- Website Testing ($130+/Day)
* testbirds.com
* intellizoom.com
* userlytics.com
* trymyui.com
❤1
𝗦𝗲𝗹𝗲𝗻𝗶𝘂𝗺 𝗪𝗲𝗯𝗗𝗿𝗶𝘃𝗲𝗿 𝗕𝗮𝘀𝗶𝗰 𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀
✅1. What is Selenium?
✅2. Difference between Selenium 3 and Selenium 4?
✅3. What are the different types of locators in Selenium?
✅4. Difference between
✅5. How do you handle dropdowns in Selenium?
✅6. How to handle multiple windows in Selenium?
✅7. What is the difference between
✅8. How do you handle alerts ?
✅9. How do you handle frames and iframes?
✅10. What is the difference between
𝗦𝗲𝗹𝗲𝗻𝗶𝘂𝗺 𝗪𝗲𝗯𝗗𝗿𝗶𝘃𝗲𝗿 𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀
✅11. What are the different types of waits in Selenium?
✅12. Implicit vs Explicit Wait - What's the difference?
✅13. What is Fluent Wait, and when do you use it?
✅14. How do you handle 'StaleElement ReferenceException'?
✅15. What is JavaScriptExecutor? How do you use it?
✅16. How do you scroll a webpage using Selenium?
✅17. How do you take a screenshot in Selenium?
✅18. How do you handle file uploads in Selenium?
✅19. How do you validate broken links in Selenium?
✅20. How do you capture network logs in Selenium?
𝗦𝗲𝗹𝗲𝗻𝗶𝘂𝗺 𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸 𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀 𝗳𝗼𝗿 𝗕𝗲𝘀𝘁 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗲𝘀
✅21. What is the Page Object Model (POM)?
✅22. What is Page Factory? How is it different from POM?
✅23. What are different exceptions you faced while working in framework ?
✅24. What are Selenium Grid and its advantages?
✅25. How do you handle dynamic elements in Selenium?
✅26. What is the role of `Desired capabilities in Selenium?
✅27. What are the different types of Assertions used in
Selenium?
✅28. What are the limitations of Selenium WebDriver?
✅29. How do you integrate Selenium with TestNG
✅30. What are TestNG Listeners, and how do you implement them?
𝗦𝗲𝗹𝗲𝗻𝗶𝘂𝗺 𝗾𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀
✅31. How do you run Selenium tests in headless mode?
✅32. How do you handle authentication pop-ups in Selenium?
✅33. How to execute parallel tests in Selenium?
✅34. How do you handle CAPTCHA in Selenium? Possible ?
✅35. What are the different ways to maximize a browser
window in Selenium?
✅1. What is Selenium?
✅2. Difference between Selenium 3 and Selenium 4?
✅3. What are the different types of locators in Selenium?
✅4. Difference between
findElement() and findElements()?✅5. How do you handle dropdowns in Selenium?
✅6. How to handle multiple windows in Selenium?
✅7. What is the difference between
get() and navigate().to()?✅8. How do you handle alerts ?
✅9. How do you handle frames and iframes?
✅10. What is the difference between
driver.quit() anddriver.close()?𝗦𝗲𝗹𝗲𝗻𝗶𝘂𝗺 𝗪𝗲𝗯𝗗𝗿𝗶𝘃𝗲𝗿 𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀
✅11. What are the different types of waits in Selenium?
✅12. Implicit vs Explicit Wait - What's the difference?
✅13. What is Fluent Wait, and when do you use it?
✅14. How do you handle 'StaleElement ReferenceException'?
✅15. What is JavaScriptExecutor? How do you use it?
✅16. How do you scroll a webpage using Selenium?
✅17. How do you take a screenshot in Selenium?
✅18. How do you handle file uploads in Selenium?
✅19. How do you validate broken links in Selenium?
✅20. How do you capture network logs in Selenium?
𝗦𝗲𝗹𝗲𝗻𝗶𝘂𝗺 𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸 𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀 𝗳𝗼𝗿 𝗕𝗲𝘀𝘁 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗲𝘀
✅21. What is the Page Object Model (POM)?
✅22. What is Page Factory? How is it different from POM?
✅23. What are different exceptions you faced while working in framework ?
✅24. What are Selenium Grid and its advantages?
✅25. How do you handle dynamic elements in Selenium?
✅26. What is the role of `Desired capabilities in Selenium?
✅27. What are the different types of Assertions used in
Selenium?
✅28. What are the limitations of Selenium WebDriver?
✅29. How do you integrate Selenium with TestNG
✅30. What are TestNG Listeners, and how do you implement them?
𝗦𝗲𝗹𝗲𝗻𝗶𝘂𝗺 𝗾𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀
✅31. How do you run Selenium tests in headless mode?
✅32. How do you handle authentication pop-ups in Selenium?
✅33. How to execute parallel tests in Selenium?
✅34. How do you handle CAPTCHA in Selenium? Possible ?
✅35. What are the different ways to maximize a browser
window in Selenium?
❤2
➡️ Tech Stack & Languages You should Learn in 2025:
1-🔥 Frontend : React React Native
2-🖥 Backend : Node.js Express.js MongoDB
3-💻 Languages : JavaScript TypeScript Python
4-🧠 AI & ML : TensorFlow PyTorch Scikit-learn
1-🔥 Frontend : React React Native
2-🖥 Backend : Node.js Express.js MongoDB
3-💻 Languages : JavaScript TypeScript Python
4-🧠 AI & ML : TensorFlow PyTorch Scikit-learn
❤4
𝗤𝗔 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝗜𝗻𝘁𝗲𝗿𝘃𝗶𝗲𝘄 𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀
𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀:
1. What is WebDriverManager, and how does it assist in Selenium automation?
2. What are the differences between Implicit Wait, Explicit Wait, and Fluent Wait in Selenium?
3. What is the XPath syntax to select the following siblings?
4. How can reports be generated using Maven in Selenium projects?
5. What is the difference between Scenario Outline and Data Tables in Cucumber?
6. If multiple feature files contain the same set of steps, such as Login and Logout, how can this repetition be avoided in a Cucumber feature file?
7. What is the purpose of Background in Cucumber, and how is it used?
8. How do you schedule jobs in Jenkins for continuous integration and testing?
9. What are the key differences between a List and a Set in Java?
10. What is the difference between an Array and a Linked List in Java?
11. Can you write a Java program to find duplicate characters in a given string?
12. How does the Binary Search algorithm work, and can you explain it with an example?
13. Write a Java program to check if a given string is a palindrome.
14. What do the HTTP status codes 500 and 401 represent?
15. What is the difference between the HTTP methods POST and PUT in terms of API usage?
𝗤𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀:
1. What is WebDriverManager, and how does it assist in Selenium automation?
2. What are the differences between Implicit Wait, Explicit Wait, and Fluent Wait in Selenium?
3. What is the XPath syntax to select the following siblings?
4. How can reports be generated using Maven in Selenium projects?
5. What is the difference between Scenario Outline and Data Tables in Cucumber?
6. If multiple feature files contain the same set of steps, such as Login and Logout, how can this repetition be avoided in a Cucumber feature file?
7. What is the purpose of Background in Cucumber, and how is it used?
8. How do you schedule jobs in Jenkins for continuous integration and testing?
9. What are the key differences between a List and a Set in Java?
10. What is the difference between an Array and a Linked List in Java?
11. Can you write a Java program to find duplicate characters in a given string?
12. How does the Binary Search algorithm work, and can you explain it with an example?
13. Write a Java program to check if a given string is a palindrome.
14. What do the HTTP status codes 500 and 401 represent?
15. What is the difference between the HTTP methods POST and PUT in terms of API usage?
❤1
Most Asked Must-Know String + Array Interview Questions
String-Based Questions
1. Reverse a string — without using built-ins.
2. Is it a palindrome? Let's find out.
3. Remove duplicates from a string — efficiently.
4. First non-repeating character — who stands alone?
5. Count how many times each character appears.
6. Flip the words in a sentence, not the letters.
7. Are two strings anagrams? Prove it.
8. Longest substring without repeats — sliding window style.
9. Build your own atoi — string to integer.
10. Compress strings with run-length encoding.
11. Most frequent character — who dominates?
12. List all possible substrings of a string.
13. Is one string a rotation of another?
14. Strip all white spaces from a string.
15. Is this a valid shuffle of two strings?
16. Convert text to Title Case — properly.
17. Find the longest common prefix among words.
18. Break a string into a char array — without confusion.
19. Replace spaces with %20 — classic URL trick.
20. Turn full sentences into acronyms.
21. Check if the string is all digits — no alphabets allowed.
22. Count how many words are in the string.
23. Remove a specific character — cleanly.
24. Find the shortest word in a sentence.
25. Longest palindromic substring — two-pointer style.
Array-Based Questions
26. Reverse an array in-place.
27. Find the largest and smallest element.
28. Check for duplicates in an array.
29. Remove duplicates — return only unique values.
30. Find the missing number from 1 to N.
31. Move all zeros to the end — keep order.
32. Rotate the array left/right by K positions.
33. Find the Kth largest/smallest element.
34. Merge two sorted arrays — without using extra space.
35. Find the intersection of two arrays.
36. Sort 0s, 1s, and 2s without using sort().
37. Find subarrays with a given sum.
38. Detect if a subarray sums to 0.
39. Find the longest increasing subsequence.
40. Kadane’s Algorithm — maximum subarray sum.
41. Check if array is sorted and rotated.
42. Rearrange array in max-min order alternately.
43. Find leaders in an array (no greater element to the right).
44. Calculate frequency of all elements in O(n).
45. Product of all elements except self.
String-Based Questions
1. Reverse a string — without using built-ins.
2. Is it a palindrome? Let's find out.
3. Remove duplicates from a string — efficiently.
4. First non-repeating character — who stands alone?
5. Count how many times each character appears.
6. Flip the words in a sentence, not the letters.
7. Are two strings anagrams? Prove it.
8. Longest substring without repeats — sliding window style.
9. Build your own atoi — string to integer.
10. Compress strings with run-length encoding.
11. Most frequent character — who dominates?
12. List all possible substrings of a string.
13. Is one string a rotation of another?
14. Strip all white spaces from a string.
15. Is this a valid shuffle of two strings?
16. Convert text to Title Case — properly.
17. Find the longest common prefix among words.
18. Break a string into a char array — without confusion.
19. Replace spaces with %20 — classic URL trick.
20. Turn full sentences into acronyms.
21. Check if the string is all digits — no alphabets allowed.
22. Count how many words are in the string.
23. Remove a specific character — cleanly.
24. Find the shortest word in a sentence.
25. Longest palindromic substring — two-pointer style.
Array-Based Questions
26. Reverse an array in-place.
27. Find the largest and smallest element.
28. Check for duplicates in an array.
29. Remove duplicates — return only unique values.
30. Find the missing number from 1 to N.
31. Move all zeros to the end — keep order.
32. Rotate the array left/right by K positions.
33. Find the Kth largest/smallest element.
34. Merge two sorted arrays — without using extra space.
35. Find the intersection of two arrays.
36. Sort 0s, 1s, and 2s without using sort().
37. Find subarrays with a given sum.
38. Detect if a subarray sums to 0.
39. Find the longest increasing subsequence.
40. Kadane’s Algorithm — maximum subarray sum.
41. Check if array is sorted and rotated.
42. Rearrange array in max-min order alternately.
43. Find leaders in an array (no greater element to the right).
44. Calculate frequency of all elements in O(n).
45. Product of all elements except self.
❤2
I got multiple offers and these are the most asked repeatedly String + Array Interview Questions list
String-Based Questions
1. Reverse a string — without using built-ins.
2. Is it a palindrome? Let's find out.
3. Remove duplicates from a string — efficiently.
4. First non-repeating character — who stands alone?
5. Count how many times each character appears.
6. Flip the words in a sentence, not the letters.
7. Are two strings anagrams? Prove it.
8. Longest substring without repeats — sliding window style.
9. Build your own atoi — string to integer.
10. Compress strings with run-length encoding.
11. Most frequent character — who dominates?
12. List all possible substrings of a string.
13. Is one string a rotation of another?
14. Strip all white spaces from a string.
15. Is this a valid shuffle of two strings?
16. Convert text to Title Case — properly.
17. Find the longest common prefix among words.
18. Break a string into a char array — without confusion.
19. Replace spaces with %20 — classic URL trick.
20. Turn full sentences into acronyms.
21. Check if the string is all digits — no alphabets allowed.
22. Count how many words are in the string.
23. Remove a specific character — cleanly.
24. Find the shortest word in a sentence.
25. Longest palindromic substring — two-pointer style.
Array-Based Questions
26. Reverse an array in-place.
27. Find the largest and smallest element.
28. Check for duplicates in an array.
29. Remove duplicates — return only unique values.
30. Find the missing number from 1 to N.
31. Move all zeros to the end — keep order.
32. Rotate the array left/right by K positions.
33. Find the Kth largest/smallest element.
34. Merge two sorted arrays — without using extra space.
35. Find the intersection of two arrays.
36. Sort 0s, 1s, and 2s without using sort().
37. Find subarrays with a given sum.
38. Detect if a subarray sums to 0.
39. Find the longest increasing subsequence.
40. Kadane’s Algorithm — maximum subarray sum.
41. Check if array is sorted and rotated.
42. Rearrange array in max-min order alternately.
43. Find leaders in an array (no greater element to the right).
44. Calculate frequency of all elements in O(n).
45. Product of all elements except self.
Stay curious, keep learning, and keep sharing!
String-Based Questions
1. Reverse a string — without using built-ins.
2. Is it a palindrome? Let's find out.
3. Remove duplicates from a string — efficiently.
4. First non-repeating character — who stands alone?
5. Count how many times each character appears.
6. Flip the words in a sentence, not the letters.
7. Are two strings anagrams? Prove it.
8. Longest substring without repeats — sliding window style.
9. Build your own atoi — string to integer.
10. Compress strings with run-length encoding.
11. Most frequent character — who dominates?
12. List all possible substrings of a string.
13. Is one string a rotation of another?
14. Strip all white spaces from a string.
15. Is this a valid shuffle of two strings?
16. Convert text to Title Case — properly.
17. Find the longest common prefix among words.
18. Break a string into a char array — without confusion.
19. Replace spaces with %20 — classic URL trick.
20. Turn full sentences into acronyms.
21. Check if the string is all digits — no alphabets allowed.
22. Count how many words are in the string.
23. Remove a specific character — cleanly.
24. Find the shortest word in a sentence.
25. Longest palindromic substring — two-pointer style.
Array-Based Questions
26. Reverse an array in-place.
27. Find the largest and smallest element.
28. Check for duplicates in an array.
29. Remove duplicates — return only unique values.
30. Find the missing number from 1 to N.
31. Move all zeros to the end — keep order.
32. Rotate the array left/right by K positions.
33. Find the Kth largest/smallest element.
34. Merge two sorted arrays — without using extra space.
35. Find the intersection of two arrays.
36. Sort 0s, 1s, and 2s without using sort().
37. Find subarrays with a given sum.
38. Detect if a subarray sums to 0.
39. Find the longest increasing subsequence.
40. Kadane’s Algorithm — maximum subarray sum.
41. Check if array is sorted and rotated.
42. Rearrange array in max-min order alternately.
43. Find leaders in an array (no greater element to the right).
44. Calculate frequency of all elements in O(n).
45. Product of all elements except self.
Stay curious, keep learning, and keep sharing!
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#Selenium related Interview Questions for #Automation #Testers:
🔹Basic Level:
1. What is Selenium?
2. What are the components of the Selenium suite?
3. What are the advantages of using Selenium?
4. What are the different types of locators in Selenium?
5. What is the difference between
6. How do you handle dynamic web elements in Selenium?
7. What are the different types of waits in Selenium?
🔹Intermediate Level:
1. What are the different types of WebDriver APIs available in Selenium?
2. How do you handle alerts and pop-up windows in Selenium?
3. What is the Page Object Model (POM)?
4. How do you handle iframes in Selenium?
5. How do you take screenshots in Selenium?
6. How do you handle file uploads in Selenium?
7. What are some common exceptions in Selenium WebDriver?
🔹Advanced Level:
1. How do you implement a data-driven framework in Selenium?
2. How do you integrate Selenium with TestNG or JUnit?
3. What is Selenium Grid? How does it work?
4. How do you handle cookies in Selenium?
5. How do you perform cross-browser testing with Selenium?
6. What are some best practices for writing Selenium tests?
🔹Coding Challenges:
1. Write a program to select a value from a dropdown list.
2. Write a program to handle a JavaScript alert.
3. Write a program to perform a drag and drop operation.
4. Write a program to take a screenshot of a web page.
😊 😊 😊
#AutomationTesting #ManualTesting#QA #QualityAssurance #Testing #Skill #InterviewQuestions #selenium
🔹Basic Level:
1. What is Selenium?
2. What are the components of the Selenium suite?
3. What are the advantages of using Selenium?
4. What are the different types of locators in Selenium?
5. What is the difference between
findElement() and findElements()?6. How do you handle dynamic web elements in Selenium?
7. What are the different types of waits in Selenium?
🔹Intermediate Level:
1. What are the different types of WebDriver APIs available in Selenium?
2. How do you handle alerts and pop-up windows in Selenium?
3. What is the Page Object Model (POM)?
4. How do you handle iframes in Selenium?
5. How do you take screenshots in Selenium?
6. How do you handle file uploads in Selenium?
7. What are some common exceptions in Selenium WebDriver?
🔹Advanced Level:
1. How do you implement a data-driven framework in Selenium?
2. How do you integrate Selenium with TestNG or JUnit?
3. What is Selenium Grid? How does it work?
4. How do you handle cookies in Selenium?
5. How do you perform cross-browser testing with Selenium?
6. What are some best practices for writing Selenium tests?
🔹Coding Challenges:
1. Write a program to select a value from a dropdown list.
2. Write a program to handle a JavaScript alert.
3. Write a program to perform a drag and drop operation.
4. Write a program to take a screenshot of a web page.
😊 😊 😊
#AutomationTesting #ManualTesting#QA #QualityAssurance #Testing #Skill #InterviewQuestions #selenium
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1960s: "Typewriter aaya, ab likhne ke liye itne log nahi lagenge!" 📝
1990s: "Computer aaya, ab 1000 ki jagah sirf 100 log kaam karenge!" 💻
2020s: "AI aayi, ab 100 ki jagah sirf 10 log kaam karenge!" 🤖
2030s: "AI ne sochna bhi shuru kiya, ab boss bhi ghar baithega!" 🧠
2035s: "AI ne AI bana liya… ab company me sirf WiFi router bacha hai!" 📡
2040s: "WiFi bhi chala gaya… ab bas ek board laga hai – 'Company thi yahan'" 🚪
💡 Moral of the story:
Work smart, adapt faster, and never underestimate the WiFi router. 😅
#AI #Automation #FutureOfWork #TechHumor #OfficeJokes #WorkLife #DigitalTransformation #CodingTutorial
1990s: "Computer aaya, ab 1000 ki jagah sirf 100 log kaam karenge!" 💻
2020s: "AI aayi, ab 100 ki jagah sirf 10 log kaam karenge!" 🤖
2030s: "AI ne sochna bhi shuru kiya, ab boss bhi ghar baithega!" 🧠
2035s: "AI ne AI bana liya… ab company me sirf WiFi router bacha hai!" 📡
2040s: "WiFi bhi chala gaya… ab bas ek board laga hai – 'Company thi yahan'" 🚪
💡 Moral of the story:
Work smart, adapt faster, and never underestimate the WiFi router. 😅
#AI #Automation #FutureOfWork #TechHumor #OfficeJokes #WorkLife #DigitalTransformation #CodingTutorial
❤7