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

1. 
Which CAN frame type allows a node to request data from another node?

2. 
What is maximum data length in CAN and CAN FD

3. 
Which of the following CAN frame fields contains the priority of the message?

4. 
Which of the following is a standard CAN frame format?

5. 
What is the maximum number of nodes that can be connected to a CAN bus?

6. 
SMT32 device can fetch instruction from

7. 
What is the role of a CAN controller?

8. 
Which of following is try for ADC sampling frequency

9. 
Which of the following CAN versions supports Flexible Data-rate (FD)?

10. 
MISRA does not allow

11. 
Maximum switch case allow in MISRA

12. 
Which of the following CAN frame types is used for time-critical data?

13. 
Which of following is not true in timer operation

14. 
Which of the following is the basic functions of a timer

15. 
in application programming support

16. 
How can stack/heap memory can change

17. 
Which CAN error occurs when two or more nodes start transmitting at the same time?

18. 
What is byte order in I2C

19. 
Which of the following is not an error detection mechanism used in CAN?

20. 
Which register is used to enable LSE clock in STM32

21. 
What does a DMA controller do?

22. 
Which of the following is a valid reason for a CAN node to go into the "Bus Off" state?

23. 
MISRA not allow below expression val = fun1() + fun2()

24. 
Which of the following statements about CAN message prioritization is true?

25. 
Which of the following is handshake signal

26. 
What type of bus topology does CAN typically use?

27. 
CAN uses which coding scheme for error detection?

28. 
Which of the following is a characteristic of CAN communication?

29. 
Which of following V ref of ADC can provide better resolution

30. 
What is the identifier length in CAN2.0 and CAN FD

31. 
CAN FD stands for

32. 
Which layer of the OSI model does CAN protocol primarily operate on?

33. 
What is return of ISR?

By Devilal

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