What is the proper response for a NULL scan if the port is closed?

Posted by: Pdfprep Category: 312-50v11 Tags: Certified Ethical Hacker (Practical), 312-50v11 exam questions, 312-50v11 practice exam Post Date: April 26, 2021

What is the proper response for a NULL scan if the port is closed?
A . SYN
B . ACK
C . FIN
D . PSH
E . RST
F . No response

Answer: E