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Below are some statements about Domain Name System (DNS) and how it works Select correct alternatives: O The DNS service belangs to the application layer in the Internet five-layer protocol stack O DNS queries use port 53 over UDP O A domain name may be added to DNS by an accredited registrar O An iterative DNS query buts the burden for resolving the domain name on the server requested. The DNS service belangs to the netwark layer in the Internet five-layer protocol stack O DNS queries use port 53 over TCP Root DNS servers are located at the top of the hierarchy of DNS sarvers A domain name may be added to DNS by an usual DNS query O Authonitative DNS servers are located at the top of the hierarchy of ONS servers O A recursive DNS query buts the burden for resolving the domain name on the server requested. O Top-level domain (TLD) DNS servers are located at the top of the hierarchy of DNS servers O DNS queries are default encrypted. A domain name may be added to DNS by a Certificate Authority (CA)

Below are some statements about Domain Name System (DNS) and how it works Select correct alternatives: O The DNS service belangs to the application layer in the Internet five-layer protocol stack O DNS queries use port 53 over UDP O A domain name may be added to DNS by an accredited registrar O An iterative DNS query buts the burden for resolving the domain name on the server requested. The DNS service belangs to the netwark layer in the Internet five-layer protocol stack O DNS queries use port 53 over TCP Root DNS servers are located at the top of the hierarchy of DNS sarvers A domain name may be added to DNS by an usual DNS query O Authonitative DNS servers are located at the top of the hierarchy of ONS servers O A recursive DNS query buts the burden for resolving the domain name on the server requested. O Top-level domain (TLD) DNS servers are located at the top of the hierarchy of DNS servers O DNS queries are default encrypted. A domain name may be added to DNS by a Certificate Authority (CA)

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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IKT204-G H21, DNS Below are some statements about Domain Name System (DNS) and how it works Select correct alternatives: O The DNS service belangs to the application layer in the Internet five-layer protocol stack, O DNS queries use port 53 over UDP O A domain name may be added to DNS by an accredted registrar O An iterative DNS query buts the burden for resolving the domain name on the server requested. O The DNS service belangs to the network layer in the Internet five-layer protocol stack O DNS queries use port 53 over TCP O Root DNS servers are located at the top of the hierarchy of DNS servers O A domain name may be added to DNS by an usual DNS query O Authoritative DNS servers are located at the top at the hierarchy of DNS servers O A recursive DNS query buts the burden for resolving the domain name on the server requested. O Tap-level domain (TLD) DNS servers are located at the top of the hierarchy of DNS servers O DNS queries are default encrypted. O A domain name may be added to DNS by a Certificate Authority (CA)
Transcribed Image Text:IKT204-G H21, DNS Below are some statements about Domain Name System (DNS) and how it works Select correct alternatives: O The DNS service belangs to the application layer in the Internet five-layer protocol stack, O DNS queries use port 53 over UDP O A domain name may be added to DNS by an accredted registrar O An iterative DNS query buts the burden for resolving the domain name on the server requested. O The DNS service belangs to the network layer in the Internet five-layer protocol stack O DNS queries use port 53 over TCP O Root DNS servers are located at the top of the hierarchy of DNS servers O A domain name may be added to DNS by an usual DNS query O Authoritative DNS servers are located at the top at the hierarchy of DNS servers O A recursive DNS query buts the burden for resolving the domain name on the server requested. O Tap-level domain (TLD) DNS servers are located at the top of the hierarchy of DNS servers O DNS queries are default encrypted. O A domain name may be added to DNS by a Certificate Authority (CA)
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