Question: Pa Question 21 (1 point) A DNS query from hosts is firstly sent to a(n) server. 1) TLD 2) local DNS 3) authoritative DNS 4)

DNS 4) root DNS Previous Page Next Page Daca 214 Question 22

(1 point) Which of the following claims would not be true for

Pa Question 21 (1 point) A DNS query from hosts is firstly sent to a(n) server. 1) TLD 2) local DNS 3) authoritative DNS 4) root DNS Previous Page Next Page Daca 214 Question 22 (1 point) Which of the following claims would not be true for an authoritative DNS server? 1) It can be maintained by an organization for the hosts inside the organization. 2) It provides mapping between authoritative host names to IP addresses. 3) Service providers often run authoritative DNS servers. 4) It is also called a default name server for each ISP. Question 23 (1 point) Network applications on two different end systems communicate with each other by exchanging across the computer network. 1) message 2) frame 3) datagram 4) segment Question 24 (1 point) Using it is possible to inject packets into the network with a false source address. 1) IP sniffing 2) IP spoofing 3) Trojan horse 4) keylogging

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