Cerium systems fresher recruitment Interview Questions [1hr]

1) What is FPGA ?

2) What is difference between ASIC and FPGA ?

3) Can we replace FPGA with ASIC ?

4) What FPGA consists of actually ?

5) Tell the flow of FPGA like how we will implement a code on FPGA ?

6) What are Universal gates? 

Implemented NOR gate using Nand gate?

Is Mux Universal gate ? If yes implement And & Or gates using 2:1 mux ?

7) Basic diff between Latch & FF ?

8) Make a D latch using 2:1 Mux ?

9) Implement the ckt for 101 pattern detecting don't use the FSM but implement in sequential ?

10) Draw the CMOS gate for 2-input Nand & 2-input Nor gates ?

11) What are synthesizable and unsynthesizable constructs in Verilog? which one will be used when ?

12) Write verilog code for up-down counter?

14) Why Nand gate is preferable over Nor gate ?

15) Draw 3-bit Ring and Johnson Counter along with their States ?