systemverilog面试

Qi1)What is callback

(Qi2)What is factory pattern

(Qi3)Explain the difference between data types logic and reg and wire .

(Qi4)What is the need of clocking blocks

(Qi5)What are the ways to avoid race condition between testbench and RTL using SystemVerilog

(Qi6)Explain Event regions in SV.

(Qi7)What are the types of coverages available in SV

(Qi8)What is OOPS

(Qi9)What is inheritance and polymorphism

(Qi10)What is the need of virtual interfaces

(Qi11)Explain about the virtual task and methods .

(Qi12)What is the use of the abstract class

(Qi13)What is the difference between mailbox and queue

(Qi14)What data structure you used to build scoreboard

(Qi15)What are the advantages of linkedlist over the queue

(Qi16)How parallel case and full cases problems are avoided in SV

(Qi17)What is the difference between pure function and cordinary function

(Qi18)What is the difference between $random and $urandom

(Qi19)What is scope randomization

(Qi20)List the predefined randomization methods.

(Qi21)What is the dfference between always_combo and always@(*)c

(Qi22)What is the use of packagess

(Qi23)What is the use of $cast

(Qi24)How to call the task which is defined in parent object into derived class (Qi25)What is the difference between rand and randc

(Qi26)What is $root

(Qi27)What is $unit

(Qi28)What are bi-directional constraints

(Qi29)What is solve...before constraint

(Qi30)Without using randomize method or rand,generate an array of unique values (Qi31)Explain about pass by ref and pass by value

(Qi32)What is the difference between

bit[7:0] sig_1;

byte sig_2;

(Qi33)What is the difference between program block and module

(Qi34)What is final block

(Qi35)How to implement always block logic in program block

(Qi36)What is the difference between fork/joins, fork/join_none fork/join_any (Qi37)What is the use of modports

(Qi38)Write a clock generator without using always block.

(Qi39)What is forward referencing and how to avoid this problem

(Qi40)What is circular dependency and how to avoid this problem

(Qi41)What is cross coverage

(Qi42)Describe the difference between Code Coverage and Functional Coverage Which is more important and Why we need them

(Qi43)How to kill a process in fork/join

(Qi44)Difference between Associative array and Dynamic array

(Qi45)Difference b/wProcedural and Concarent Assertions

(Qi46)What are the advantages of SystemVerilog DPI

(Qi47)how to randomize dynamic arrays of objects

(Qi48)What is randsequence and what is its use

(Qi49)What is bin

(Qi50)

Initial

wait_order(a,b,c);

Which from below initial process will cause that above wait order will pass.

a)