Embedded Systems Demystified – Discover the Most Popular Interview Questions

Welcome to your Embedded Systems Demystified – Discover the Most Popular Interview Questions

1. 
CAN uses which coding scheme for error detection?

2. 
Which CAN frame type allows a node to request data from another node?

3. 
Which of the following CAN versions supports Flexible Data-rate (FD)?

4. 
Which layer of the OSI model does CAN protocol primarily operate on?

5. 
MISRA does not allow

6. 
Which of following is try for ADC sampling frequency

7. 
What does a DMA controller do?

8. 
Which of the following is handshake signal

9. 
MISRA not allow below expression val = fun1() + fun2()

10. 
What type of bus topology does CAN typically use?

11. 
Which of the following is not an error detection mechanism used in CAN?

12. 
Which of the following statements about CAN message prioritization is true?

13. 
Which of the following CAN frame fields contains the priority of the message?

14. 
Which CAN error occurs when two or more nodes start transmitting at the same time?

15. 
What is byte order in I2C

16. 
Which register is used to enable LSE clock in STM32

17. 
Which of the following is the basic functions of a timer

18. 
SMT32 device can fetch instruction from

19. 
CAN FD stands for

20. 
What is maximum data length in CAN and CAN FD

21. 
Which of the following is a characteristic of CAN communication?

22. 
What is the identifier length in CAN2.0 and CAN FD

23. 
Which of the following is a standard CAN frame format?

24. 
Which of following V ref of ADC can provide better resolution

25. 
Maximum switch case allow in MISRA

26. 
What is return of ISR?

27. 
What is the role of a CAN controller?

28. 
How can stack/heap memory can change

29. 
What is the maximum number of nodes that can be connected to a CAN bus?

30. 
Which of the following is a valid reason for a CAN node to go into the "Bus Off" state?

31. 
Which of the following CAN frame types is used for time-critical data?

32. 
Which of following is not true in timer operation

33. 
in application programming support

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