I only need the one I got wrong solved need it for study hel

Solution

1) Given that the requested information is not available at any intermediate databases, a purely recursive DNS query from a requesting host would follow the path:

(a) Root name server, local name server, authoritative name server.

(b) Authoritative name server, root name server, host name server.

(c) Local name server, root name server, local name server, authoritative name server.

(d) Local name server, root name server, TLD name server, authoritative name server.

(e) None of the above.

Answer :- (d)

2) The request line of the text sent to an HTTP 1.1 server by a client for the URL

Answer :- (d) GET/class/CSC430-240/HTTP/1.1

3) A router handles the following layer in the ISO/OSI reference model:

Answer:- (a) Network

5) The causes of packet delay are

Answer :- (2) Transmission