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IBM Research Senior Embedded Engineer Interview Questions and Answers

Updated 29 Jul 2024

IBM Research Senior Embedded Engineer Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(4 Questions)

  • Q1. Basic C questions
  • Q2. ARM processor quetions, RTOS
  • Q3. What is DMA? Context Switching
  • Ans. 

    DMA stands for Direct Memory Access, a feature that allows hardware devices to transfer data to/from memory without involving the CPU.

    • DMA is used to offload data transfer tasks from the CPU, improving overall system performance.

    • Context switching is the process of saving and restoring the state of a CPU so that multiple processes can share the same CPU.

    • DMA and context switching are both important concepts in embedded sy...

  • Answered by AI
  • Q4. What is pipeline in ARM?
  • Ans. 

    Pipeline in ARM is a technique used to increase the performance of the processor by overlapping the execution of multiple instructions.

    • Pipeline allows multiple instructions to be processed simultaneously in different stages of execution.

    • It helps in reducing the overall execution time of a program.

    • ARM processors typically have a 3-stage pipeline, but some newer designs have more stages for better performance.

    • Example: In...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - It was nice

Skills evaluated in this interview

Interview questions from similar companies

I applied via Naukri.com and was interviewed before Mar 2020. There were 4 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Difference between Hashtable and hashmap?
  • Ans. 

    Hashtable is synchronized while hashmap is not.

    • Hashtable is thread-safe while hashmap is not.

    • Hashtable does not allow null keys or values while hashmap allows one null key and multiple null values.

    • Hashtable is slower than hashmap due to synchronization.

    • Hashtable is a legacy class while hashmap is a newer implementation.

  • Answered by AI
  • Q2. Difference between hashmap and concurrent hashmap?
  • Ans. 

    Hashmap is not thread-safe while Concurrent Hashmap is thread-safe.

    • Hashmap is not suitable for multi-threaded environments as it can lead to race conditions and data inconsistencies.

    • Concurrent Hashmap allows multiple threads to access and modify the map concurrently without any data inconsistencies.

    • Concurrent Hashmap uses a technique called lock striping to achieve thread-safety.

    • Concurrent Hashmap is slower than Hashma...

  • Answered by AI
  • Q3. Jdbc step
  • Q4. Spring ioc

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview was average they asked questions from core java spring hibernate... And so on..

Skills evaluated in this interview

I applied via Campus Placement and was interviewed in May 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. OOPs concept

Interview Preparation Tips

Interview preparation tips for other job seekers - Just be yourself.

I applied via Naukri.com and was interviewed before Apr 2021. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Basic python list tuples set dictionary related questions
  • Q2. Decorators generator and django rest framework

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on logical and basic python fundamental

I applied via Naukri.com and was interviewed in Dec 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Basics of DS and algorithms

Interview Preparation Tips

Interview preparation tips for other job seekers - be thorough in data structures and algorithms

I applied via Campus Placement and was interviewed in May 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Dsa java oops dbms networking

Interview Preparation Tips

Interview preparation tips for other job seekers - Good interview experience.
You have to be very strong in DSA.

Interview Questionnaire 

1 Question

  • Q1. Basic javascript questions , clouser, promise

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepared well on basic of javascript

I applied via Naukri.com and was interviewed in Jan 2021. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. More questions on which topic
  • Q2. Focus on c#, MVC and SQL

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well technically and scenario based questions also prepared.

I applied via Recruitment Consultant and was interviewed in Oct 2020. There were 6 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Oops concepts with examples, SQL query to find second highest salary, diff between fail fast and fail safe, how did u implement security in your app, etc

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basic Java concepts

I applied via Naukri.com and was interviewed before May 2018. There were 5 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Telephonic technical
  • Q2. Core Java related exception handling ,design pattern ,oops solid design principle, rest API, different annotations of spring and jpa
  • Q3. Same questions on telephonic round but detailed elaborate and given simple problem statement we had to justify that why it's time n space complexity valid. Rest API questions hibernate orm use
  • Q4. Manager round just to check whether you have actually worked on project or not stress testing performance questions scenario questions

Interview Preparation Tips

General Tips: Quite easy just go with preparation
Skills: Core Java sevlet JSP hibernate spring rest API, Communication, Body Language, Problem Solving, Analytical Skills, Decision Making Skills
Duration: 1-4 weeks

IBM Research Interview FAQs

How many rounds are there in IBM Research Senior Embedded Engineer interview?
IBM Research interview process usually has 1 rounds. The most common rounds in the IBM Research interview process are Technical.
What are the top questions asked in IBM Research Senior Embedded Engineer interview?

Some of the top questions asked at the IBM Research Senior Embedded Engineer interview -

  1. What is DMA? Context Switch...read more
  2. What is pipeline in A...read more
  3. ARM processor quetions, R...read more

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IBM Research Senior Embedded Engineer Interview Process

based on 1 interview

Interview experience

5
  
Excellent
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