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Embedded Software Developer Interview Questions

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4,666 embedded software developer interview questions shared by candidates

• What is Cache? Explain the basics of it and how does it work at hardware level. • Explain cache mapping • Explain cache coherence • What is interrupt? And what does the CPU do when an interrupt occurs? • Explain registers in Arm cortex processor • What is Cache? How does it work? • Explain cache mapping • Explain cache coherence • What is interrupt? And what does the CPU do when an interrupt occurs? • Explain registers in Arm cortex processor • What does r14 register do? • What is context switch and how does it happen? • Explain the usage of Volatile keyword. • Explain the usage of Extern keyword • Explain the usage of Static keyword with examples • What happens if a variable has both extern and static keyword? • What is DMA? • What is MMU? • What is Mutex? What is semaphore? What is the difference between semaphore and a mutex? and few more questions
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Embedded Software Intern

Interviewed at Arm

4.5★
Sep 10, 2020

• What is Cache? Explain the basics of it and how does it work at hardware level. • Explain cache mapping • Explain cache coherence • What is interrupt? And what does the CPU do when an interrupt occurs? • Explain registers in Arm cortex processor • What is Cache? How does it work? • Explain cache mapping • Explain cache coherence • What is interrupt? And what does the CPU do when an interrupt occurs? • Explain registers in Arm cortex processor • What does r14 register do? • What is context switch and how does it happen? • Explain the usage of Volatile keyword. • Explain the usage of Extern keyword • Explain the usage of Static keyword with examples • What happens if a variable has both extern and static keyword? • What is DMA? • What is MMU? • What is Mutex? What is semaphore? What is the difference between semaphore and a mutex? and few more questions

High level Interview scope 1) Briefing details provided in Resume. 2) Core skill specific to project or hobby experience. 3) Skills required for a current opening. 4) problem-solving experience 5) Handling various circumstances associated with project execution
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Embedded-Software Developer

Interviewed at Embitel Technologies

3.4★
Feb 22, 2023

High level Interview scope 1) Briefing details provided in Resume. 2) Core skill specific to project or hobby experience. 3) Skills required for a current opening. 4) problem-solving experience 5) Handling various circumstances associated with project execution

1. Tell me about most innovative idea that you have implemented at your job till yet 2. Tell about a time when there was a high visibility issues and was not able to complete the deadline 3. Explain details about that problem (issue) 4. write program to traverse through folders in unix environment and search for a file, use predefined functions (given)
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Embedded Software Engineer

Interviewed at Amazon

3.5★
Aug 20, 2019

1. Tell me about most innovative idea that you have implemented at your job till yet 2. Tell about a time when there was a high visibility issues and was not able to complete the deadline 3. Explain details about that problem (issue) 4. write program to traverse through folders in unix environment and search for a file, use predefined functions (given)

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