What is the use of factory registration in uvm?

UVM
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what are the advantages of factory registration in uvm?

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In reply to lalithjithan:

I’d recommend to view the training Courses like Basic UVM | Universal Verification Methodology | Verification Academy
To give you a basic understanding of the UVM.

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In reply to lalithjithan:

Factory registration is must to use factory methods and components(in short to say to use UVM). Without factory registration there is no UVM.