Facebook interview questions

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FACEBOOK Interview Questions Divided In Following EIGHT Areas ?

Asked by multiple interviewers
in multiple rounds [ HR Interview, Programming-Test, Phone Interview-1,Phone Interview-2,Face-To-Face Interviews(~3-4), Hiring Manager Interview[~1-2]/ ~45-60 Mins, InterviewStreet]

1.General Areas Qs

2.PAST EXPERIENCE AREAS Qs

3.Algorithms Qs

4.Coding Qs

5.TECHNICAL AREAS Qs

6.TEST AREAS Qs

7.THOUGHT PROCESS Qs

8.PROFESSIONAL’S DEFINITION

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Facebook interview questions

  1. 1. Facebook Interview Questions Sumit Arora | sumit@thecareertools.com
  2. 2. Limit of Liability/Disclaimer of Warranty: This presentation doesn’t provide detailed knowledge or concepts of any technical items. It’s assumes that a candidate will refer to appropriate text books based perception. Moreover, this presentation explains the thought process, reasoning with job Interviews and provides several types of examples, which helps a candidate prepare for Job Interviews, especially in regards to technical companies. The author makes no representations or warranties with respect to the accuracy or completeness of the contents of this work and specifically disclaims all warranties, including without limitation warranties of fitness for a particular purpose. The fact that an organization or web site is referred to in this work as a citation and/or a potential source of further information does not mean that the author endorses the information the organization or web site may provide or the recommendations it may make. Furthermore, readers should be aware that Internet web sites listed in this work may have changed or disappeared between when this work was written and when it is read. Sumit Arora | sumit@thecareertools.com
  3. 3. REMEMBER:THE PARAMETERS TECHNICAL INTERVIEW DEPENDS ON VARIOUS - From employer side: job title, responsibility, department, pr oject type, technology type, skills type, years of experience, mind set of interviewer/interviewers, immediat e requirements, firm decision for hire-nohire and many more. - From candidate side : the way CV (resume) was presented, the way the candidate carried the technical/non-technical discussion, Job Title, Past Experience, thought process, technical thoughts presentation/participation and many more )
  4. 4. WHICH JOB POSITIONS FACEBOOK MAJORLY HIRE/INTERVIE W?
  5. 5. FACEBOOK Majorly HIRE/INTERVIEW-1 SOFTWARE ENGINEER Interested in creating great products that more than a billion people use? Building new features and improving existing products like Photos, NewsFeed, Mobile and Inbox? Want to solve large scale, highly complex technical problems? Facebook is seeking Software Engineers to join one of our many teams within our engineering organization. These teams are working on building the next-generation systems behind Facebook's products, creating web applications that reach millions of people, and building high performance services. There are opportunities in ads infrastructure and optimization, advertising auction, data, the Facebook Platform, Infrastructure, Data Insights, Machine Learning, and product engineering to name a few. This position is full-time and there are minimal travel requirements. www.thecareertools.com
  6. 6. FACEBOOK Majorly HIRE/INTERVIEW-2 Software Engineer, Developer Tools Facebook is seeking talented Software Developer with a passion for building test automation frameworks and tools. Do you thrive on test-driven development? Are you not just writing tests, but hacking on the framework itself? Are you responsible for testing but your coding skills are on pare with any other engineer you work with? Do people come to you when they want advice on how to write better tests? We build the frameworks that enable our fellow engineers to move fast and have confidence in their code. www.thecareertools.com
  7. 7. FACEBOOK Interview Questions Divided In Following EIGHT Areas ? Asked by multiple interviewers in multiple rounds [ HR Interview, ProgrammingTest, Phone Interview-1,Phone Interview-2,Face-To-Face Interviews(~3-4), Hiring Manager Interview[~1-2]/ ~4560 Mins, InterviewStreet] www.thecareertools.com 1 2 … 8 7
  8. 8. 1 General Areas Qs -Please tell me about yourself?, -What is your most efficient technical skills ?, -Which technical area you are trying to improve?, -What type of job or role you looking for ? , -How do you feel that such job fits to you ? , -Why did you opt for this job ? , -Why you are looking for a job ?, -Why Should Facebook Hire You? and much more... RELEVANT TO THE PRESENTED CV/RESUME 8 www.thecareertools.com
  9. 9. 2 PAST EXPERIENCE AREAS Qs -Best Practices – Effective While At Work -Career Aspirations: Expectations From Work, -Career Movement: Past Work Experience, -Coding: Largest Code Project, -Programming: Largest Piece Of Code, -Technical Skills: Encountered Technically Complex Problems, -Work Interest: Learning From Work and much more... RELEVANT TO THE PRESENTED CV/RESUME www.thecareertools.com 9
  10. 10. 3 Algorithms Qs -Sorting Approaches -Searching Approaches -Brute-Force Approach -Greedy Approaches -Task Scheduling Algorithm -Huffman Codes -Longest Common Subsequence -Naïve String Matching -Rabin-Karp Algorithm -NP-Completeness Algorithms -Red-Black Trees -B-Trees, -Graph Traversals -Hash Tables and much more... STANDARD CONCEPTS BUT TRICKY WAYS www.thecareertools.com 10
  11. 11. 4 Coding Qs -Compress String -Partition The Array Of Balls -Adding Two N-Bit Binary Integers -Trie Data Structure To Store Words -Algorithm To Do Wild Card String Matching -Convert A BST Into A Linked List -N-Ary Tree -Graph’s Breadth First Traversal -Shuffling A Deck Of Cards and much more... STANDARD CONCEPTS BUT TRICKY WAYS 11 www.thecareertools.com
  12. 12. 5 TECHNICAL AREAS Qs • • • • • • • - Text Search Domain [ OR] - Security Infrastructure Domain [ OR] - Ranking and Relevance Domain [ EXAMPLE: OFFERED OR] SKILLS/TECHNICAL- Storage Domain [ OR] DOMAIN BY A - Natural Language Processing PROFESSIONAL Domain [ OR] -SOMETHING ELSE In-depth understanding of the TCP/IP stack Proficient in C and C++ Technical Qs ARE RELEVANT TO THE PRESENTED CV/RESUME Solid understanding of the Linux operating system A passion for developing scalable and optimized software systems High aptitude and technology-agnostic approach to engineering. Experience with network devices (routers, switches, load balancers) and a good understanding of network routing protocols Experience developing control plane software for switches or routers www.thecareertools.com 12
  13. 13. 6 TEST AREAS Qs -How to test a soda machine, -Practical Test approaches, -Test strategies, -Test Tools, -Note That Is Constructed Using Words, -Kinds Of Testing Have You Done -Forming the test cases for a given problem -Overall thought process towards testing ? -How do you understand the testable item to test ? -How to define the test coverage ? -Does it feasible to do the performance testing or load testing or stress testing or xyz testing STANDARD CONCEPTS BUT TRICKY WAYS and much more... RELEVANT TO THE PRESENTED CV/RESUME This is for “Software Engineer, Developer Tools” positions, Its additional to General Areas,Past Experience Areas, Skills Areas, Thought Process, Technical Areas, www.thecareertools.com 13
  14. 14. 7 THOUGHT PROCESS Qs -How would you design a new browser? -How will you design a new operating system? -How would you design a railway track? -How would you lead a team in Disneyland for entertainment activities ? -If you are a trip organizer for a small group of people ? -What software's a soccer player must use ? STANDARD CONCEPTS BUT THOUGHTFUL ANSWERS 14 www.thecareertools.com
  15. 15. 8 PROFESSIONAL’S DEFINITION -What Is Your Skill Table? , -On Which Type Of Industry Centric Solutions Are You Involved Or Would Like To Be Involved? , -Which Job Title Closely Defines The Type Of Professional You Are Ur Expect To Be? and much more... RELEVANT TO THE PRESENTED CV/RESUME 15 www.thecareertools.com
  16. 16. What should be a professional’s approach to deal with such interviews? 16 www.thecareertools.com
  17. 17. IN SUMMARY [step-1]: Prepare a package of the skill items related to general areas, past experience areas, skills areas, thought process and other parameters. [step-2]: Frame your package to a closely matching job title. [step-3]: Present your package(CV, e-mail, way of talking and many more) based on the type of company, job title and execute the job interview. 17 www.thecareertools.com
  18. 18. SEE THE NEXT SLIDES TO READ IN DETAILS 18 www.thecareertools.com
  19. 19. You need to follow a very organized and disciplined approach to prepare for the Software Engineering Job at Facebook. www.thecareertools.com 19
  20. 20. HERE IS THE PLAN WHICH WE FOUND TO BE REASONABLE 20 www.thecareertools.com
  21. 21. Actually Facebook follow an approach on which they measure the thought process of a candidate. 21 www.thecareertools.com
  22. 22. Facebook uses Algorithms/Data Structures/Open-ended questions as one of the approach to evaluate the talent.(As those are one of the base to develop technologies) [If you have applied for a software engineering job.] 22 www.thecareertools.com
  23. 23. (Step-1) You should have practical understanding of the Algorithms (e.g. When to use BackTracking, When to Use Divide and Conquer, Why Double Hashing required?, Where Brute Force concept can be applied?) (100 Hours). YOU MUST-HAVE/NEED-TO SPENT 100 HOURS OR MORE/AT-SOME-POINT-OF-TIME TO THOUGHTFULLY UNDERSTAND SUCH CONEPTS(e.g. 4 hours for 25 days or 8 hours 12 days) 23 www.thecareertools.com
  24. 24. (Step-2): You should have practical understanding of Data Structures e.g. (Practical use cases related to :when to use circular buffer , or when to use adjacently list or the combination of both or something else to solve the problem ). (100 Hours) YOU MUST-HAVE/NEED-TO SPENT 100 HOURS OR MORE/AT-SOME-POINT-OF-TIME TO THOUGHTFULLY UNDERSTAND SUCH CONEPTS(e.g. 4 hours for 25 days or 8 hours 12 days) www.thecareertools.com 24
  25. 25. (Step-3) : You must practice several coding problems to implement the things which learn from Step-1 , and Step-2 (choose any coding language for the choice of yours (C, C++ or Java or Python or PHP or any one else )). (100 Hours) YOU MUST-HAVE/NEED-TO SPENT 100 HOURS OR MORE/AT-SOME-POINT-OF-TIME TO THOUGHTFULLY UNDERSTAND SUCH CONEPTS(e.g. 4 hours for 25 days or 8 hours 12 days) www.thecareertools.com 25
  26. 26. (Step-4): Solving the problem doesn't mean just to solve it, but to understand the best way to solve it .(How you connect the given solution with the computing/memory resources e.g. Memory/Processing Power) (100 Hours) YOU MUST-HAVE/NEED-TO SPENT 100 HOURS OR MORE/AT-SOME-POINT-OF-TIME TO THOUGHTFULLY UNDERSTAND SUCH CONEPTS(e.g. 4 hours for 25 days or 8 hours 12 days) 26 www.thecareertools.com
  27. 27. MOST IMPORTANT ONE. The main concept for the interview is to keep the interview active and this requires some action from your side. 27 www.thecareertools.com
  28. 28. MOST IMPORTANT ONE. You need to talk. 28 www.thecareertools.com
  29. 29. MOST IMPORTANT ONE. You need to explain. www.thecareertools.com 29
  30. 30. MOST IMPORTANT ONE. You need to discuss. 30 www.thecareertools.com
  31. 31. MOST IMPORTANT ONE. You need to express your views. 31 www.thecareertools.com
  32. 32. MOST IMPORTANT ONE. You need to understand clearly the questions given to you. 32 www.thecareertools.com
  33. 33. MOST IMPORTANT ONE. You need to understand the interviewer’s expression and mindset to understand those questions. 33 www.thecareertools.com
  34. 34. MOST IMPORTANT ONE. You might need to ask appropriate questions to understand the question or any other discussion item. www.thecareertools.com 34
  35. 35. AND ALSO Prepare : "Please tell me about your self" , "Your skills related positive/negative further interest" , Basics for the most needed computer science concepts or anything as you presented on your "CV/Resume". (100 Hours) YOU MUST-HAVE/NEED-TO SPENT 100 HOURS OR MORE/AT-SOME-POINT-OF-TIME TO THOUGHTFULLY UNDERSTAND SUCH CONEPTS(e.g. 4 hours for 25 days or 8 hours 12 days) 35 www.thecareertools.com
  36. 36. ABOVE IS JUST A SAMPLE PLAN, YOU MAY CUSTOMIZE THE WAY YOU WANT(E.G. 100 HOURS TO 10 HOURS OR SOMETHING ELSE) 36 www.thecareertools.com
  37. 37. CLICK TO AMAZON, TO FIND THE BEST BOOKS YOU MIGHT NEED. 37 www.thecareertools.com
  38. 38. BUT ONE BOOK WE WOULD LIKE TO RECOMMEND YOU. www.thecareertools.com 38
  39. 39. Available at www.amazon.com Paperback 39 www.thecareertools.com
  40. 40. Available at www.amazon.com for Kindle 40 www.thecareertools.com
  41. 41. Available at www.pothi.com 41 www.thecareertools.com
  42. 42. You may see Its Contents 42 www.thecareertools.com
  43. 43. www.thecareertools.com 43
  44. 44. www.thecareertools.com 44
  45. 45. www.thecareertools.com 45
  46. 46. www.thecareertools.com 46
  47. 47. www.thecareertools.com 47
  48. 48. www.thecareertools.com 48
  49. 49. www.thecareertools.com 49
  50. 50. 50 www.thecareertools.com
  51. 51. sumit@thecareertools.com 51 www.thecareertools.com

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