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Embedded Software Engineer Interview Questions

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6,947 embedded software engineer interview questions shared by candidates

He asked me about - how that company need to be improved, few puzzles, then he asked which is your specialization? I said Electrical then he mention "why coding?". Later he asked some questions on C. Finally hobbies- mention real hobbies usually you would have coz he was on more real time questions on that.
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Embedded System engineer

Interviewed at TATA ELXSI

3.9★
Oct 24, 2022

He asked me about - how that company need to be improved, few puzzles, then he asked which is your specialization? I said Electrical then he mention "why coding?". Later he asked some questions on C. Finally hobbies- mention real hobbies usually you would have coz he was on more real time questions on that.

- What criteria would you use when choosing an MCU for a project? - What means of saving power in an MCU-controlled board do you know? - Draw a block diagram of an MCU. What's MPU is for. What's the difference between MPU and MMU. - What happens after power up and before main() is entered, what has to be done? - Write an in-memory string reversal function (byte-wise and word-wise). - Describe how would you write a program that transfers bytes from UART to Ethernet (UDP) and blinks a LED, provided there are some API functions. - What API would you create for working with a DMA controller? - What is 'undefined behavior' in terms of C language standard. - What for is the 'volatile' keyword. - What is your best trait? - What are your 5 worst traits? - Why do you want to work for ARM? - Why you are the one? - If you don't agree with your immediate boss on some technical decision, how would you address that? - Have you ever shouted at anyone at work? Some other questions as well, don't remember them all.
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Senior Embedded Software Engineer

Interviewed at Arm

4.5★
Jul 21, 2016

- What criteria would you use when choosing an MCU for a project? - What means of saving power in an MCU-controlled board do you know? - Draw a block diagram of an MCU. What's MPU is for. What's the difference between MPU and MMU. - What happens after power up and before main() is entered, what has to be done? - Write an in-memory string reversal function (byte-wise and word-wise). - Describe how would you write a program that transfers bytes from UART to Ethernet (UDP) and blinks a LED, provided there are some API functions. - What API would you create for working with a DMA controller? - What is 'undefined behavior' in terms of C language standard. - What for is the 'volatile' keyword. - What is your best trait? - What are your 5 worst traits? - Why do you want to work for ARM? - Why you are the one? - If you don't agree with your immediate boss on some technical decision, how would you address that? - Have you ever shouted at anyone at work? Some other questions as well, don't remember them all.

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