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RadiSys Interview Questions, Process, and Tips

Updated 24 Oct 2024

Top RadiSys Interview Questions and Answers

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RadiSys Interview Experiences

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37 interviews found

I applied via Approached by Company and was interviewed in Sep 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

Scenario based programming questions?
General stuff about project and role which i have done

Round 3 - Technical 

(4 Questions)

  • Q1. Memory leaks how do you find them and fix them?
  • Ans. 

    Memory leaks can be found and fixed using various tools and techniques.

    • Use memory profiling tools like Valgrind, LeakSanitizer, or AddressSanitizer to detect memory leaks.

    • Analyze the code to identify the root cause of the memory leak and fix it.

    • Ensure that all allocated memory is properly deallocated and avoid unnecessary memory allocations.

    • Use smart pointers and garbage collection techniques to manage memory automatic...

  • Answered by AI
  • Q2. Mutex and semaphores?
  • Q3. What is system call and how it works?
  • Ans. 

    System call is a request made by a program to the operating system for performing a specific task.

    • System call provides an interface between the user program and the operating system.

    • It allows user programs to request services from the operating system.

    • Examples of system calls include read, write, open, close, fork, exec, etc.

    • System call is initiated by a software interrupt or trap instruction.

    • The operating system perfo...

  • Answered by AI
  • Q4. Write an expression to clear a nth bit in a number?
  • Ans. 

    Expression to clear nth bit in a number

    • Use bitwise AND operator with the complement of 2 raised to the nth power

    • Example: To clear 3rd bit of 1010, use 1010 & ~(1<<3) = 1000

  • Answered by AI
Round 4 - Technical 

(4 Questions)

  • Q1. Explain about the project and roles handled by me?
  • Q2. Write a program for Circular buffer implementation with producer and consumer scenario? Detect overflow and stop when detecting overflow and stop producer while consumer completes reading?
  • Ans. 

    Circular buffer program with producer and consumer scenario, detecting overflow and stopping producer.

    • Implement a circular buffer with a fixed size and two pointers for producer and consumer

    • Use semaphores to synchronize access to the buffer

    • When the buffer is full, stop the producer until the consumer reads from the buffer

    • When the buffer is empty, stop the consumer until the producer writes to the buffer

    • Use mutex locks ...

  • Answered by AI
  • Q3. Write a program to delete a node in the singly linked list?
  • Ans. 

    Program to delete a node in a singly linked list

    • Find the node to be deleted and its previous node

    • Update the previous node's next pointer to skip the node to be deleted

    • Free the memory occupied by the node to be deleted

  • Answered by AI
  • Q4. Explain secure boot flow in Intel and NXP?
  • Ans. 

    Secure boot flow in Intel and NXP

    • Intel uses a firmware-based approach to secure boot, where the firmware verifies the digital signature of the bootloader and OS kernel before loading them

    • NXP uses a hardware-based approach to secure boot, where the boot ROM verifies the digital signature of the bootloader and OS kernel before loading them

    • Both Intel and NXP use Trusted Platform Module (TPM) to store and verify the digita...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for RadiSys Platform Engineer Lead interview:
  • Secure boot
  • Linux Internals
  • Yocto
  • C
  • Data Structures
Interview preparation tips for other job seekers - If you have proper knowledge on the project you've worked then you can get through the interview process

Skills evaluated in this interview

Top RadiSys Platform Engineer Lead Interview Questions and Answers

Q1. Memory leaks how do you find them and fix them?
View answer (1)

Platform Engineer Lead Interview Questions asked at other Companies

Q1. Memory leaks how do you find them and fix them?
View answer (1)

Lead Engineer Interview Questions & Answers

user image Raghavendra Kuruva

posted on 12 Sep 2024

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

(2 Questions)

  • Q1. Domain related questions
  • Q2. Programming questions
Round 2 - Technical 

(2 Questions)

  • Q1. Question related to projects worked on
  • Q2. Domain related questions
Round 3 - Technical 

(2 Questions)

  • Q1. Project design the system
  • Ans. 

    Designing a system involves creating a plan for how all components will work together to achieve the desired outcome.

    • Identify the requirements and goals of the project

    • Create a high-level design outlining the system architecture

    • Break down the system into smaller components and design each one individually

    • Consider scalability, reliability, and performance in the design

    • Test the design to ensure it meets the requirements a

  • Answered by AI
  • Q2. Nature of work done related to
  • Ans. 

    I have experience leading teams in designing and implementing complex software systems.

    • Led a team in developing a new customer relationship management system for a large corporation

    • Designed and implemented a real-time data processing system for a financial institution

    • Managed a project to upgrade an existing e-commerce platform with new features and improved performance

  • Answered by AI

Skills evaluated in this interview

Lead Engineer Interview Questions asked at other Companies

Q1. What is the resistance value of tripping &amp; closing coil of vcb?
View answer (8)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
-

I applied via LinkedIn and was interviewed in Jun 2024. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Domain level questions - what you have worked recently, questions will be about that
  • Q2. Coding questions related to linked list, reverse single linked list, array problems
Round 2 - Technical 

(2 Questions)

  • Q1. Domain level questions - Overall what all you have worked - 5G NR mainly and NBIoT bandwidth used and etc
  • Q2. C questions was encode RLC status PDU

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well on what you have worked

Technical Lead Interview Questions asked at other Companies

Q1. 1. Explain 5 mins the flow from requirement analysis to production deployment and tools used in the process. 2. What is auto-scaling in a microservices architecture? 3. Difference between micro-service and serverless. 4. If you were going t... read more
View answer (4)

Lead Engineer Interview Questions & Answers

user image Anonymous

posted on 24 Oct 2024

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

(1 Question)

  • Q1. Socket programming

Lead Engineer Interview Questions asked at other Companies

Q1. What is the resistance value of tripping &amp; closing coil of vcb?
View answer (8)

RadiSys interview questions for popular designations

 Lead Engineer

 (10)

 Software Engineer

 (6)

 Engineer

 (2)

 Senior Engineer

 (2)

 Technical Lead

 (2)

 Staff Engineer

 (2)

 Software Developer

 (2)

 Senior Software Engineer

 (2)

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Oct 2023. There were 3 interview rounds.

Round 1 - Coding Test 

The coding test was for 90 mins, and comprised of questions from topics such as DP and hashtables. It was taken on hackerrank platform

Round 2 - One-on-one 

(2 Questions)

  • Q1. One question related to hashing (particularly about hashcode and equals method)
  • Q2. A variation of number of connected islands from graph
  • Ans. 

    Count the number of connected islands in a graph

    • Use Depth First Search (DFS) or Breadth First Search (BFS) to traverse the graph and mark visited nodes

    • Keep track of the number of islands encountered during traversal

    • An island is a group of connected 1s in a 2D grid, where '1' represents land and '0' represents water

  • Answered by AI
Round 3 - One-on-one 

(2 Questions)

  • Q1. Thread synchronisation, print alternate numbers using 5 different threads
  • Ans. 

    Use 5 threads to print alternate numbers with thread synchronization

    • Create 5 threads, each responsible for printing a specific set of numbers

    • Use mutex or semaphore to synchronize the threads

    • Thread 1 prints odd numbers, Thread 2 prints even numbers, and so on

    • Ensure proper handling of thread creation and synchronization

    • Example: Thread 1 prints 1, 3, 5, ... Thread 2 prints 2, 4, 6, ...

  • Answered by AI
  • Q2. C++ Related questions were asked, in which I was asked about how can I find the size of Object, difference between malloc and calloc. What are semaphores and how are they used

Interview Preparation Tips

Interview preparation tips for other job seekers - Be candid, try and brush up your networking related topics. Questions can come from Operating System and even some from switch/router etc related concepts

Skills evaluated in this interview

Top RadiSys Senior Software Engineer Interview Questions and Answers

Q1. 18. How to find how much process are running on server
View answer (1)

Senior Software Engineer Interview Questions asked at other Companies

Q1. K Largest Elements Problem Statement You are given an integer k and an array of integers that contain numbers in random order. Write a program to find the k largest numbers from the given array. You need to save them in an array and return ... read more
View answer (1)

Get interview-ready with Top RadiSys Interview Questions

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed in Dec 2023. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Work on Wifi issues worked in past company , 802.11 protocol specific , p2p & p2mp
Round 2 - Technical 

(2 Questions)

  • Q1. More to product line specific experience, features worked
  • Q2. Customer issues , 802.11ax latest features questions, AMZ cloud issues handling customer issues

Staff Engineer Interview Questions asked at other Companies

Q1. Swap Adjacent Bit Pairs Problem Statement Given an integer N, your task is to compute the number that results from swapping each even position bit of N's binary representation with its adjacent odd bit to the right. Consider the least signi... read more
View answer (1)

Engineer Interview Questions & Answers

user image Shalini Saigal

posted on 15 Mar 2024

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - mcq on computer science 

(1 Question)

  • Q1. Dbms, os, networking, c++, java
Round 2 - Technical 

(1 Question)

  • Q1. Linkedlist questions was there
Round 3 - Technical 

(1 Question)

  • Q1. Bit Manipulation
Round 4 - HR 

(1 Question)

  • Q1. Networking questions

Engineer Interview Questions asked at other Companies

Q1. ❖ If a team member is unable to carry out his work, he is doing it repetitively, how would you handle it?, would you like to work only on lifing of components, or would you be ready to shift to other departments?
View answer (7)

Lead Engineer Interview Questions & Answers

user image Anonymous

posted on 17 May 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Apr 2024. There were 3 interview rounds.

Round 1 - Coding Test 

Based on stack implementation and struct ds . 2 Question in golang.

Round 2 - Coding Test 

Was to implement simple api function using map with lock. but asked to use other ds like slice and do search.

Round 3 - HR 

(1 Question)

  • Q1. Why relocating, changing role, etc.

Interview Preparation Tips

Interview preparation tips for other job seekers - Fundamental of implementing DS question in golang.

Lead Engineer Interview Questions asked at other Companies

Q1. What is the resistance value of tripping &amp; closing coil of vcb?
View answer (8)

Lead Engineer Interview Questions & Answers

user image Anonymous

posted on 13 Sep 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I was interviewed before Sep 2023.

Round 1 - HR 

(2 Questions)

  • Q1. About yourself and professional Carrer
  • Q2. Salary details, previous employers
Round 2 - Technical 

(2 Questions)

  • Q1. About supplier handling and solving mechanical issue
  • Q2. To improve the part quality

Lead Engineer Interview Questions asked at other Companies

Q1. What is the resistance value of tripping &amp; closing coil of vcb?
View answer (8)
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Yang data modelling
Round 2 - Technical 

(1 Question)

  • Q1. Design thread safety singleton class
  • Ans. 

    Designing a thread-safe singleton class

    • Use double-checked locking to ensure thread safety

    • Make the constructor private to prevent direct instantiation

    • Provide a static method to access the singleton instance

    • Use synchronized keyword or locks to handle concurrent access

    • Consider lazy initialization or eager initialization based on requirements

  • Answered by AI

Skills evaluated in this interview

Lead Engineer Interview Questions asked at other Companies

Q1. What is the resistance value of tripping &amp; closing coil of vcb?
View answer (8)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed in May 2023. There were 5 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Majorly integration related questions ,4G&5G
Round 3 - One-on-one 

(1 Question)

  • Q1. Personal experience discussion
Round 4 - One-on-one 

(1 Question)

  • Q1. Discussion with manager
Round 5 - HR 

(1 Question)

  • Q1. SALARY DISCUSSION and benefits

Staff Engineer Interview Questions asked at other Companies

Q1. Swap Adjacent Bit Pairs Problem Statement Given an integer N, your task is to compute the number that results from swapping each even position bit of N's binary representation with its adjacent odd bit to the right. Consider the least signi... read more
View answer (1)

RadiSys Interview FAQs

How many rounds are there in RadiSys interview?
RadiSys interview process usually has 3 rounds. The most common rounds in the RadiSys interview process are Technical, One-on-one Round and Resume Shortlist.
How to prepare for RadiSys interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at RadiSys. The most common topics and skills that interviewers at RadiSys expect are LTE, Mac, C, 4G and C++.
What are the top questions asked in RadiSys interview?

Some of the top questions asked at the RadiSys interview -

  1. Memory leaks how do you find them and fix th...read more
  2. Write a program for Circular buffer implementation with producer and consumer s...read more
  3. Write an expression to clear a nth bit in a numb...read more
How long is the RadiSys interview process?

The duration of RadiSys interview process can vary, but typically it takes about less than 2 weeks to complete.

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RadiSys Interview Process

based on 33 interviews

Interview experience

4.5
  
Excellent
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RadiSys Reviews and Ratings

based on 421 reviews

4.0/5

Rating in categories

3.9

Skill development

3.9

Work-life balance

3.8

Salary

3.8

Job security

3.9

Company culture

3.4

Promotions

3.9

Work satisfaction

Explore 421 Reviews and Ratings
Lead Engineer
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