Didn't know the answers for many but I just approached it as here is what I would do in this situation.
Firmware Engineer Interview Questions
2,135 firmware engineer interview questions shared by candidates
they asked questions from digital electronics (they have given some conditions based on that we have to design the bank locking system), analog, microprocessor
what is the difference between different memories used in embedded systems such as (SRAM, Flash, EEPROM) and how to manage limited memory resource efficiently in your code
Digital electronics questions and microprocessors and microcontrollers questions
Round 4: HR mam contacted via Phone Call and asked details about me, projects and innovative ideas.
Write a assembly language program to generate 1kHz square wave on port 1 of 8051 microcontroller.
1.Questions in DE like counters and Frequency dividers. 2.Questions in MPMC on interfacing peripherals. 3.Programming in C 4.State machines 5.Moore's law
write programs to add ,subtract a node or find the nth node from last of linked list ?
Basic C programming and Embedded protocols concepts like I2C, SPI, UART..etc Some Logical programming questions
they asked about interrupts, watchdog timers, storage classes, volatile keyword, call by reference, call by parameter, questions from the assignment that they gave, general questions on bit masking oops concept, size of int/double, uart protocol
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