AMD (Xilinx) Interview Experience Senior Software Engineer

Round Telephonic:

• Check the 5th bit and update the 15th bit (both should be the same)
• Check 15th and update 20th bit(both should be different)
• Endianness reverse using bitwise operators, unions, Byte reversal

1st Round:

2432
Display like mmccccxxb

• ARM Trust zone
• ARM pipeline
• Memory protection how can be handled
• Is aes asymmetric or Symmetric
• What is symmetric
• Debug levels what are different levels indicate
• The CPU has limited registers on how the whole program operates
• How do u supervise stack for multiple tasks

2nd Round:

• How do u detect the stack overflow or Monitor
• What do u specify during the creation of a task
• What purpose do use the debuggers
• Cache memory
• How do u choose ADC resolution on what basis
• How do u monitor the task usage of the stack?

3rd Round:

• Why startup code is written in assembly language
• Program to display the maximum repeat numbers
• Startup sequence flow
• When jumping from the main stack to the interrupt stack apart from the address what exactly u store?