Design Verification Interview Questions

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NOC : one side we have 3 AHB masters, 1 APB master and other side 3 APB Slaves, 0x0000_0000 to 0x_1000_0000 1st APB SLAVE 0x_4000_0000 to 0x_8000_0000 2nd slave oxC000_0000 to 0xFFFF_FFFF 3rd slave In addition to above imagine AHB master number 3 and APB master will provide error response for address range oxC000_0000 to 0xFFFF_FFFF. Note AHB master number 1 and 2 can still access address range oxC000_0000 to 0xFFFF_FFFF. Write a top_tb for this design ? What are the coverpoints or bins you can write ? What is difference between functional coverage and code coverage? If functional coverage is there, why code coverage is required?
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Design Verification Engineer

Interviewed at Analog Devices

4
May 23, 2025

NOC : one side we have 3 AHB masters, 1 APB master and other side 3 APB Slaves, 0x0000_0000 to 0x_1000_0000 1st APB SLAVE 0x_4000_0000 to 0x_8000_0000 2nd slave oxC000_0000 to 0xFFFF_FFFF 3rd slave In addition to above imagine AHB master number 3 and APB master will provide error response for address range oxC000_0000 to 0xFFFF_FFFF. Note AHB master number 1 and 2 can still access address range oxC000_0000 to 0xFFFF_FFFF. Write a top_tb for this design ? What are the coverpoints or bins you can write ? What is difference between functional coverage and code coverage? If functional coverage is there, why code coverage is required?

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