Question

Which of the following application layer protocols correspond with both UDP & TCP (1):

a) DNS
b) FTP
c) HTTP
d) SMTP

Answer 1

DNS, HTTP, and SMTP are application layer protocols that correspond with both UDP and TCP.

Step-by-step explanation:

The application layer protocols that correspond with both UDP and TCP are DNS (Domain Name System), HTTP (Hypertext Transfer Protocol), and SMTP (Simple Mail Transfer Protocol).