Top Java Lead Developer Interview Questions and Answers You must know ! | Code Decode

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  • Опубликовано: 31 дек 2024

Комментарии • 67

  • @avrajitghosh5614
    @avrajitghosh5614 Месяц назад +7

    IQ questions asked for Java 8+ years' experience:
    1. Which database to choose when one has to handle extremely large volume of data.
    2. Explain the architectural flow of a food delivery app.
    3. Explain scenarios where you implemented multithreading and addressed concurrency issues in your project.

    • @CodeDecode
      @CodeDecode  Месяц назад +2

      Thanks Avrajit
      Awesome set of questions. We will cover them in upcoming video 👍
      Thanks a lot for sharing your questions. It's a help to the community !! Means a lot

  • @Avenger-bd2fs
    @Avenger-bd2fs Месяц назад +3

    Wow , you are awesome !!! I have a java lead interview tomorrow and today this came in my RUclips feed ! Last week in an interview, I was asked -
    " suppose your spring boot app had an out-of-memory error, how would you resolve it? Explain what is your approach and what steps would you take?"

    • @CodeDecode
      @CodeDecode  Месяц назад +1

      Nice question !! Sure we will take this up in upcoming video soon !! Thanks !!

  • @akashsaha9366
    @akashsaha9366 Месяц назад +2

    Please continue the series.
    I want to know more about the different testing methodology.
    Question asked in interview of Apple was For big data system with large volume events and processes if some services are broken then how to identify those automatically as that can not produce log as it is broken and try to fix those in real-tim so that dependant processes can run?

    • @CodeDecode
      @CodeDecode  Месяц назад

      Nice question Akash we will take this up soon

  • @rzk_md
    @rzk_md 18 дней назад +1

    Very helpful content to understand the big picture technically.
    8+ years interview question:
    Explain in detail how to implement multithreading in a simple e-commerce application that uses microservice architecture and which multi threading framework or concepts will you use if the java version is 8 and above

  • @jsvignesh7009
    @jsvignesh7009 Месяц назад +1

    Hi @Codedecode Please do continue this series of lead level questions. Been following your channel for more than 2.5 years. Big shout out and cheers to you Mam.

    • @CodeDecode
      @CodeDecode  Месяц назад +1

      Thanks a lot JsVignesh !! Means a lot !!

  • @subhashjha936
    @subhashjha936 22 дня назад +1

    Excellent, Please continue this series.😊

    • @CodeDecode
      @CodeDecode  20 дней назад

      sure we will upload more videos

  • @QuickInterviewPrep
    @QuickInterviewPrep 17 дней назад

    IQ questions asked for Java 8+ years' experience:
    What is the purpose of Hibernate? Is it primarily designed for developer convenience, allowing them to avoid manually mapping Java objects to database tables and vice versa?

  • @Lucky_Soni_2025
    @Lucky_Soni_2025 Месяц назад +1

    Interview questions are getting hard now a days and answering them with limited details are not acceptable, we are not keeping all things in mind at the time of Interview but after watching this video which reminds to keep all those things in mind and answer them in details can help to clear the interview. Thanks

  • @krishnalakshmi8896
    @krishnalakshmi8896 3 дня назад

    One interview question which I was asked for a project interview , i dint get the answer for this
    1) Junit4 and Junit5 - how to retain both versions when versions of springboot is upgraded ?

  • @sagarsm280
    @sagarsm280 21 день назад

    Sr back end developer (6yr)
    1. How do you handle Load balancing at client and server level
    2. Explain about how do you trouble shoot and address the error in microservice when it is deployed on different cluster

  • @DeepikaUllas
    @DeepikaUllas 24 дня назад +1

    Excellent answers most awaited. Please share some questions and answers for the Tech Leads as I have 10+ years of experience

  • @UpmaKumar-b2w
    @UpmaKumar-b2w 21 день назад

    Thankyou so much for this awesome content.
    9 yr expr
    Question asked -
    Garbage Collector
    JWT
    What things to take care of when working with Threads
    Issues encountered in project with microservices
    How to design an app
    TDD Development / Test Driven Development

  • @tushartrex87
    @tushartrex87 25 дней назад +1

    Please elaborate more about read replicas and its implementation

  • @sourabhjinde8191
    @sourabhjinde8191 Месяц назад +1

    Thanks. Please create videos on system design as well.

  • @QuickInterviewPrep
    @QuickInterviewPrep 17 дней назад +1

    IQ questions asked for Java 8+ years' experience:
    How have you integrated OKTA with Spring Boot micro services? Additionally, how does security implementation differ between communication within micro services and external communication (e.g., from a ReactJS service to a Spring Boot gateway)?

    • @CodeDecode
      @CodeDecode  13 дней назад

      We always have a detailed video on that
      ruclips.net/video/_WDDMAkLEU8/видео.html

  • @sayanbiswas8847
    @sayanbiswas8847 Месяц назад +2

    These are often ignored during preparation but are mostly asked in interviews. Especially after the 1st coding round. Thank you so much team

    • @CodeDecode
      @CodeDecode  Месяц назад

      Totally agree Sayan !! Thanks

  • @saswat23
    @saswat23 Месяц назад +5

    @CodeDecode, RUclips is changing the audio track for your videos. After changing it to Hindi in the settings, it sounds fine.

    • @CodeDecode
      @CodeDecode  Месяц назад

      Ohh we never knew this is happening!! Now understood why ai ai kind of comments are on the channel. Thanks for explaining !!

    • @haichand
      @haichand 29 дней назад

      Thank you

  • @yoshitamahajan353
    @yoshitamahajan353 Месяц назад +1

    I have not got such use case.... please let me know how can i answer such qts?

    • @CodeDecode
      @CodeDecode  Месяц назад

      Hi Yoshita
      Which use case?
      The ones we covered?
      It's already answered in video

  • @komal_yadav
    @komal_yadav 21 день назад

    Please continue this series.

  • @cookeatsleepnrepeat
    @cookeatsleepnrepeat День назад

    Please address these questions with detailed answers
    1. design the architecture of how your product works and wanted to draw the architecture box diagrams for banking customers and healthcare providers
    2. how will you check a particular component/adapter is failing in client's system
    follow up question: we cannot stop the component for changing the log level.
    3. what is scaling and why is it for and types of horizontal and vertical scaling
    4. only because of lightweight and security you are going for rest or any other advantages or disadvantages of using REST calls in your api.
    5. Are you using only rest calls to communicate to database or any other calls
    6. why rest api call used over other similar api
    7. if i dont have esb server or dashboard or server logs to look into the event process/flow and peer related details then how will you debug by setting the log levels.
    8. Also, what level will you set for a customers before raising the issue occurs and after.
    9. how will you inject a rest request in linux based machines?
    what is the command you use without using any tools like soap ui and postman, how will you inject the request.

  • @coolniki92
    @coolniki92 Месяц назад +1

    Please do continue the series

  • @sarthakagarwal5673
    @sarthakagarwal5673 28 дней назад

    IQ questions asked for 5+ years experience:
    1. in spring boot application if you get out of memory error how to handle it
    2. on what basis will you decide how many threads needed to be created

  • @sumitjain3526
    @sumitjain3526 Месяц назад +1

    You brought great content here…i faced the same

  • @ashishshriwatri9
    @ashishshriwatri9 22 дня назад +1

    Thank you Sarswati Mata 😊

  • @rajesh6818
    @rajesh6818 24 дня назад +1

    Need some more like this

  • @anonymous-user-007
    @anonymous-user-007 Месяц назад +1

    Why have you used auto generated audio?

    • @CodeDecode
      @CodeDecode  Месяц назад

      What do you mean by auto generated audio ?

    • @anonymous-user-007
      @anonymous-user-007 Месяц назад

      ​@@CodeDecode I mean it's not your own voice right? You used text-to-speech software, ain't you?

    • @Hacks00145
      @Hacks00145 Месяц назад

      Change the language , to Hindi, yt is changing to English

  • @snehangshuroy1407
    @snehangshuroy1407 Месяц назад +1

    Design patterns

  • @rishiraj2548
    @rishiraj2548 Месяц назад +2

    Good day greetings

  • @vikaspatil7715
    @vikaspatil7715 24 дня назад +1

    All these are waste of time in all company’s getting job is easy for those who doesn’t know anything..

    • @CodeDecode
      @CodeDecode  23 дня назад

      Waooo !! Can you please share your magical tricks with us also Vikas. We would like to know more about you, as in where you work, how they take you without you having any knowledge!! It will help many others in IT community!!

  • @054_madhurnigam5
    @054_madhurnigam5 Месяц назад +1

    Please don't use this sound

    • @CodeDecode
      @CodeDecode  Месяц назад

      Hi Madhur, which sound ?

    • @054_madhurnigam5
      @054_madhurnigam5 Месяц назад

      @CodeDecode this is not your voice it is auto generated I think from some tool. It's good if you explain don't use this robot type sound

    • @atulvairale9415
      @atulvairale9415 Месяц назад

      @@CodeDecode I think he is talking about accent.

    • @anonymous-user-007
      @anonymous-user-007 Месяц назад

      ​@@atulvairale9415lol it's auto generated!

    • @CodeDecode
      @CodeDecode  Месяц назад

      What is auto generated ? Is your own voice auto generated ?