New 170 Yahoo Interview Questions


Let’s talk about Yahoo, a name that has been around for ages in the internet world. Yahoo started as a web directory in 1994, but it quickly grew into much more than that. Imagine it as a Swiss Army knife of the internet, with tools for everything—email, news, search, and so much more. Over the years, it’s evolved and rebranded itself to stay current, which is why even today it holds a vital spot in our digital lives.

Now, if you’re an IT professional, you might be asking, “Why should I care?” Well, Yahoo isn’t just an old-school search engine; it’s a hub of innovation and opportunities. We’re talking about a company that manages tons of data every day, has its fingers in e-commerce through Yahoo Shopping, offers media streaming via Yahoo Sports, and so much more. It’s like a playground for anyone tech-savvy, offering endless possibilities to grow, innovate, and make a real impact.

Here, you’ll be dealing with projects that involve Big Data, Artificial Intelligence, cybersecurity, and, of course, the backbone of it all—web technologies. So whether you’re a coder dreaming of the next big thing or a data analyst looking to make sense of the internet’s endless information, Yahoo is the place to stretch your skills, expand your horizons, and help shape the future of the internet.

Yahoo Recruitment Process

Step 1: Application

  • How to Prepare: Research the company and the role you’re interested in. Tailor your resume to highlight relevant skills and experiences.
  • What Happens: You submit your application through Yahoo’s career portal. You can apply for multiple roles that fit your skill set.

Step 2: Screening

  • How to Prepare: Ensure your LinkedIn and other professional profiles are up-to-date.
  • What Happens: The HR team reviews all applications and shortlists candidates based on their qualifications and experience.

Step 3: Written Test

  • How to Prepare: Brush up on your aptitude skills and technical knowledge. Websites like LeetCode and HackerRank can be helpful.
  • What Happens: The test usually lasts for about 1-2 hours and is divided into aptitude and technical sections. You’ll need to score above a certain threshold to move on to the next round.

Step 4: Technical Interviews

  • How to Prepare: Review Data Structures, Algorithms, Operating Systems, and Networking. Practice coding problems.
  • What Happens: You’ll go through one or more technical interviews. These could be problem-solving sessions, coding exercises, or deep dives into technical topics.

Step 5: HR Interview

  • How to Prepare: Be ready to discuss your resume, your career goals, and why you’re interested in Yahoo.
  • What Happens: The HR interview is usually less technical and more focused on whether you’d be a good fit for the company culture.

Step 6: Final Round

  • How to Prepare: Review all the previous rounds and be prepared for a mix of technical and behavioral questions.
  • What Happens: This could be a managerial round or another technical round, depending on the role. It’s the last step before a job offer is made.

Step 7: Job Offer

  • How to Prepare: Be ready to negotiate your salary and other benefits.
  • What Happens: If you’ve successfully passed all the previous rounds, you’ll receive a job offer. Once you accept, you’ll proceed with the onboarding process.

Additional Tips

  • Data Structures and Algorithms: These are crucial for the technical rounds. Make sure you understand the basics well.
  • System Design: For senior roles, you may be asked about system design, so it’s good to prepare for that as well.

Internships at Yahoo

Types of Internships

Software Engineering Intern

  • Roles: Development, Testing, DevOps
  • Skills Required: Knowledge of programming languages like Python, Java, C++, etc. Understanding of data structures and algorithms is a must.
  • Responsibilities: Vary according to the project but generally include coding, debugging, participating in code reviews, and other software development tasks.

Product Management Intern

  • Roles: Market Research, Feature Planning
  • Skills Required: Understanding of market trends, strong analytical abilities, and excellent communication skills.
  • Responsibilities: Work closely with engineers and designers to define product features, conduct A/B tests, etc.

Data Science Intern

  • Roles: Data Analysis, Predictive Modelling
  • Skills Required: Familiarity with machine learning algorithms, strong statistical background, and proficiency in languages like Python or R.
  • Responsibilities: Data gathering, analysis, and using data to solve real-world problems.


  • Internships usually last 10-12 weeks, primarily taking place in the summer.


  • Varies by year, but Yahoo has offices in multiple locations, including Sunnyvale (California), New York City, and others.

Application Process

  1. Online Application: Apply online through their careers page.
  2. Coding Assessment: If you are applying for a technical role, you might be asked to complete an online coding test.
  3. Interview Rounds: Typically 2-3 rounds of interviews focusing on technical skills and cultural fit.
  4. Offer: Successful candidates receive an offer letter detailing the terms of the internship.


  • Competitive Pay: Interns generally receive a competitive salary.
  • Networking: Opportunities to network with industry professionals.
  • Learning and Development: Interns often participate in workshops, seminars, and other educational opportunities.
  • Job Offers: High-performing interns may receive full-time job offers upon graduation.

Tips for Application

  • Resume: Make sure your resume is up to date and tailored to the role you are applying for.
  • Cover Letter: Though not always required, a well-written cover letter can set you apart.
  • Preparation: For technical roles, prepare by solving problems on platforms like LeetCode, HackerRank, etc.

Top 170 Questions Asked in Yahoo Interview

Arrays and Strings

  1. Two Sum: LeetCode Link
  2. Maximum Subarray: LeetCode Link
  3. Product of Array Except Self: LeetCode Link
  4. Missing Number: LeetCode Link
  5. Best Time to Buy and Sell Stock: LeetCode Link
  6. Valid Palindrome: LeetCode Link
  7. Longest Substring Without Repeating Characters: LeetCode Link
  8. Group Anagrams: LeetCode Link
  9. Reverse Words in a String: LeetCode Link
  10. Longest Palindromic Substring: LeetCode Link
  11. Rotate Array: LeetCode Link
  12. Merge Intervals: LeetCode Link
  13. Longest Consecutive Sequence: LeetCode Link
  14. First Missing Positive: LeetCode Link
  15. Find All Anagrams in a String: LeetCode Link
  16. 3Sum: LeetCode Link
  17. Majority Element: LeetCode Link
  18. Product of Array Except Self: LeetCode Link
  19. Contains Duplicate: LeetCode Link
  20. Best Time to Buy and Sell Stock II: LeetCode Link

Linked Lists

  1. Reverse Linked List: LeetCode Link
  2. Merge Two Sorted Lists: LeetCode Link
  3. Remove Nth Node From End of List: LeetCode Link
  4. Add Two Numbers: LeetCode Link
  5. Swap Nodes in Pairs: LeetCode Link
  6. Intersection of Two Linked Lists: LeetCode Link
  7. Palindrome Linked List: LeetCode Link
  8. Reverse Nodes in k-Group: LeetCode Link
  9. Flatten a Multilevel Doubly Linked List: LeetCode Link
  10. Copy List with Random Pointer: LeetCode Link
  11. Remove Duplicates from Sorted List: LeetCode Link
  12. Reorder List: LeetCode Link
  13. Linked List Cycle: LeetCode Link
  14. Palindrome Linked List: LeetCode Link
  15. Linked List Cycle II: LeetCode Link
  16. Odd Even Linked List: LeetCode Link
  17. Rotate List: LeetCode Link
  18. Merge k Sorted Lists: LeetCode Link
  19. Reverse Linked List II: LeetCode Link
  20. Swap Nodes in Pairs: LeetCode Link

Trees and Graphs

  1. Validate Binary Search Tree: LeetCode Link
  2. Symmetric Tree: LeetCode Link
  3. Maximum Depth of Binary Tree: LeetCode Link
  4. Lowest Common Ancestor of a Binary Tree: LeetCode Link
  5. Binary Tree Level Order Traversal: LeetCode Link
  6. Clone Graph: LeetCode Link
  7. Course Schedule: LeetCode Link
  8. Word Ladder: LeetCode Link
  9. Number of Islands: LeetCode Link
  10. Network Delay Time: LeetCode Link
  11. Binary Tree Inorder Traversal: LeetCode Link
  12. Binary Tree Preorder Traversal: LeetCode Link
  13. Path Sum II: LeetCode Link
  14. Recover Binary Search Tree: LeetCode Link
  15. Construct Binary Tree from Preorder and Inorder Traversal: LeetCode Link
  16. Word Search: LeetCode Link
  17. Course Schedule II: LeetCode Link
  18. Pacific Atlantic Water Flow: LeetCode Link
  19. Alien Dictionary: LeetCode Link
  20. Word Ladder II: LeetCode Link
  21. Convert Sorted Array to Binary Search Tree: LeetCode Link
  22. Serialize and Deserialize Binary Tree: LeetCode Link
  23. Binary Tree Zigzag Level Order Traversal: LeetCode Link
  24. Graph Valid Tree: LeetCode Link
  25. Find the Town Judge: LeetCode Link

Dynamic Programming

  1. Climbing Stairs: LeetCode Link
  2. Longest Increasing Subsequence: LeetCode Link
  3. Maximum Subarray: LeetCode Link
  4. Coin Change: LeetCode Link
  5. Unique Paths: LeetCode Link
  6. Edit Distance: LeetCode Link
  7. Longest Palindromic Substring: LeetCode Link
  8. Regular Expression Matching: LeetCode Link
  9. Word Break: LeetCode Link
  10. Combination Sum IV: LeetCode Link
  11. Decode Ways: LeetCode Link
  12. Unique Binary Search Trees: LeetCode Link
  13. House Robber: LeetCode Link
  14. Best Time to Buy and Sell Stock: LeetCode Link
  15. Longest Common Subsequence: LeetCode Link

Sorting and Searching

  1. Merge Intervals: LeetCode Link
  2. Sort Colors: LeetCode Link
  3. Meeting Rooms II: LeetCode Link
  4. Wiggle Sort II: LeetCode Link
  5. Insert Interval: LeetCode Link
  6. First Bad Version: LeetCode Link
  7. Search in Rotated Sorted Array: LeetCode Link
  8. Median of Two Sorted Arrays: LeetCode Link
  9. Search for a Range: LeetCode Link
  10. Find Peak Element: LeetCode Link
  11. First Missing Positive: LeetCode Link
  12. Median of Two Sorted Arrays: LeetCode Link
  13. Search a 2D Matrix: LeetCode Link
  14. H-Index II: LeetCode Link
  15. Intersection of Two Arrays II: LeetCode Link
  16. Meeting Rooms: LeetCode Link
  17. Find the Duplicate Number: LeetCode Link
  18. Find K Closest Elements: LeetCode Link
  19. Search Insert Position: LeetCode Link
  20. Valid Perfect Square: LeetCode Link

Recursion and Backtracking

  1. Subsets: LeetCode Link
  2. Permutations: LeetCode Link
  3. Combination Sum: LeetCode Link
  4. Letter Combinations of a Phone Number: LeetCode Link
  5. Generate Parentheses: LeetCode Link
  6. N-Queens: LeetCode Link
  7. Palindrome Partitioning: LeetCode Link
  8. Restore IP Addresses: LeetCode Link
  9. Word Search: LeetCode Link
  10. Sudoku Solver: LeetCode Link
  11. Combination Sum II: LeetCode Link
  12. Permutations II: LeetCode Link
  13. Word Break: LeetCode Link
  14. Combinations: LeetCode Link
  15. Palindrome Partitioning II: LeetCode Link
  16. Gray Code: LeetCode Link
  17. Beautiful Arrangement: LeetCode Link
  18. Letter Case Permutation: LeetCode Link
  19. Unique Paths III: LeetCode Link
  20. Word Ladder II: LeetCode Link


  1. Single Number: LeetCode Link
  2. Missing Number: LeetCode Link
  3. LRU Cache: LeetCode Link
  4. Implement Trie (Prefix Tree): LeetCode Link
  5. Excel Sheet Column Title: LeetCode Link
  6. Power of Two: LeetCode Link
  7. Shuffle an Array: LeetCode Link
  8. Insert Delete GetRandom O(1): LeetCode Link
  9. Design a URL Shortener: LeetCode Link
  10. Design Twitter: LeetCode Link
  11. Implement Trie (Prefix Tree): LeetCode Link
  12. Word Search II: LeetCode Link
  13. Min Stack: LeetCode Link
  14. Design Tic-Tac-Toe: LeetCode Link
  15. Count Primes: LeetCode Link
  16. Palindrome Number: LeetCode Link
  17. Design a Hit Counter: LeetCode Link
  18. Design HashSet: LeetCode Link
  19. Word Search II: LeetCode Link
  20. Implement Magic Dictionary: LeetCode Link
  21. Counting Bits: LeetCode Link
  22. Number of 1 Bits: LeetCode Link
  23. Top K Frequent Elements: LeetCode Link
  24. Find the Duplicate Number: LeetCode Link
  25. First Missing Positive: LeetCode Link
  26. Find First and Last Position of Element in Sorted Array: LeetCode Link
  27. Design Circular Queue: LeetCode Link
  28. Design Linked List: LeetCode Link
  29. Excel Sheet Column Number: LeetCode Link
  30. Power of Three: LeetCode Link
  31. Design Snake Game: LeetCode Link
  32. Design Phone Directory: LeetCode Link
  33. Replace Words: LeetCode Link
  34. Map Sum Pairs: LeetCode Link
  35. Reverse Bits: LeetCode Link
  36. Single Number III: LeetCode Link
  37. Longest Subarray of 1’s After Deleting One Element: LeetCode Link
  38. Valid Sudoku: LeetCode Link

Interview Preparation Tips

Preparing for a Yahoo interview can be a rigorous yet rewarding process. Whether you’re applying for a technical role or a position in marketing, project management, or other departments, here are some general tips to help you ace your Yahoo interview:

1. Research the Company

  • Know Yahoo Inside-Out: Visit Yahoo’s website and social media channels to understand its products, services, and company culture.

2. Understand the Role

  • Job Description: Read the job posting carefully to understand what Yahoo is looking for in a candidate. Tailor your preparation and your answers to meet those specific qualifications.

3. Technical Preparation

  • Coding Skills: For technical roles, be proficient in data structures, algorithms, and problem-solving. Websites like LeetCode or HackerRank can help you practice.
  • System Design: Expect questions that assess your understanding of system architecture and your ability to design scalable systems.

4. Behavioral Questions

  • STAR Method: Use the Situation, Task, Action, Result framework to answer behavioral questions effectively.

5. Mock Interviews

  • Practice Makes Perfect: Conduct mock interviews with friends, family, or through professional platforms like Pramp.

6. Learn About Their Tech Stack

  • Technologies: Familiarize yourself with the technologies used at Yahoo, as this shows your eagerness and preparedness to fit right in.

7. Interview Day

  • Be Early: Arrive at least 15 minutes early for in-person interviews or log into the virtual meeting space ahead of time.
  • Dress Appropriately: Choose attire that aligns with the company culture.

8. Post-Interview

  • Thank You Note: Send a thank-you email reiterating your interest in the position and highlighting how you can contribute to Yahoo.

Frequently Asked Questions (FAQs)

  1. What is the stipend offered to interns at Yahoo?
    • The stipend is competitive and generally above industry average. The exact amount can vary based on the role and location.
  2. Are there any additional benefits apart from the stipend?
    • Yes, interns may receive additional benefits like housing assistance, meal vouchers, and transportation allowances.
  3. Is there a performance bonus for interns?
    • Some internship roles at Yahoo offer a performance-based bonus upon successful completion of the internship.
  4. What types of internship roles does Yahoo offer?
    • Yahoo offers a variety of roles including Software Engineering, Data Science, Product Management, Marketing, and Design.
  5. How do I apply for an internship at Yahoo?
    • You can apply online through Yahoo’s career portal. Search for internship opportunities that match your skills and interests and submit your application.
  6. What is the screening process after submitting my application?
    • After you submit your application, it will be reviewed by Yahoo’s HR team. If you’re shortlisted, you’ll be contacted for the next steps.
  7. What kinds of interviews can I expect?
    • Depending on the role, you may have to go through multiple rounds of interviews, which could be technical interviews, aptitude tests, or HR interviews.
  8. What happens after the interview process?
    • If you pass all the interview rounds, you’ll receive an internship offer. Upon acceptance, you’ll be given details about your start date, work location, and other onboarding procedures.
  9. Do I need to have specific technical skills to apply?
    • The technical skills required vary depending on the role. For example, a Software Engineering intern might need experience in Java, Python, or C++, while a Data Science intern might need experience in analytics and machine learning.
  10. Is there an academic requirement for applying?
    • There is no specific academic requirement mentioned, but having a strong academic background can be advantageous during the screening process.
Avatar Of Deepak Vishwakarma
Deepak Vishwakarma


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