Principal Software Engineer Interview Questions

2,162 principal software engineer interview questions shared by candidates

How will you implement pool of pool for memory management (basically custom malloc/free design)? Define relevant data structures and interfaces Design an efficient buffering scheme for high throughput device driver and application tasks How will you implement queue management (for inter task communication)? Define relevant data structures and interfaces How trustzone works in Cortex-M, how interrupts are handled How does MQTT, I2S protocol works Write code for replacing all 1s with 0s in given integer number (for e.g. 213123 -> 203023) Code for Big endian to little endian
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Principal Software Engineer

Interviewed at Cypress Semiconductor

3.4
Sep 6, 2019

How will you implement pool of pool for memory management (basically custom malloc/free design)? Define relevant data structures and interfaces Design an efficient buffering scheme for high throughput device driver and application tasks How will you implement queue management (for inter task communication)? Define relevant data structures and interfaces How trustzone works in Cortex-M, how interrupts are handled How does MQTT, I2S protocol works Write code for replacing all 1s with 0s in given integer number (for e.g. 213123 -> 203023) Code for Big endian to little endian

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