Design & Verification Engineer

Design & Verification Engineer Interview Questions and Answers for Freshers

Updated 26 Oct 2024
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Q1. use uart protocol to solve a problem?

Ans.

UART protocol can be used to transmit and receive data between two devices.

  • UART can be used to communicate between a microcontroller and a computer

  • UART can be used to send and receive data between two microcontrollers

  • UART can be used to interface with sensors and actuators

  • UART can be used to implement a simple command/response protocol

  • UART can be used to implement a data logging system

Q2. use uart to receive signals from micrcontroller

Ans.

UART can be used to receive signals from a microcontroller.

  • Connect the UART pins of the microcontroller to the UART pins of the receiving device.

  • Configure the UART settings such as baud rate, parity, and stop bits.

  • Use a UART library or write code to read the incoming data from the UART buffer.

  • Process the received data as required by the application.

Q3. Task to write 50 transactions to a memory

Ans.

Writing 50 transactions to a memory task

  • Use a loop to iterate 50 times and write each transaction to the memory

  • Ensure each transaction is unique and properly formatted

  • Verify the transactions after writing them to the memory

Q4. difference between dynamic and associative array.

Ans.

Dynamic arrays can change size during execution, while associative arrays use keys to access elements.

  • Dynamic arrays in SystemVerilog are declared using [] and can change size during simulation.

  • Associative arrays use keys to access elements, like a dictionary in Python.

  • Dynamic arrays are indexed by integers, while associative arrays are indexed by strings or other data types.

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Q5. Difference between mealy and moore

Ans.

Mealy machines have outputs that depend on both present state and input, while Moore machines have outputs that depend only on present state.

  • Mealy machines have outputs that change asynchronously with input changes

  • Moore machines have outputs that change synchronously with state changes

  • Mealy machines have fewer states compared to Moore machines

  • Example: Traffic light controller is a Mealy machine as the output changes based on both current state and input (traffic conditions)

  • Ex...read more

Q6. Expected CTC and Preferred Location

Ans.

Expected CTC and preferred location are important factors to consider in a job interview.

  • Expected CTC refers to the salary or compensation package the candidate is expecting from the job.

  • Preferred location indicates the geographical area where the candidate would like to work.

  • These factors help the employer assess if the candidate's expectations align with the company's budget and location requirements.

  • Candidates should research industry standards and consider their experienc...read more

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Q7. Rtl code for fifo

Ans.

RTL code for FIFO is a hardware description language code that implements a First-In-First-Out buffer.

  • Use Verilog or VHDL to write RTL code for FIFO

  • Define input and output ports for data and control signals

  • Implement logic for enqueue and dequeue operations

  • Use registers or memory elements to store data temporarily

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