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Pon 8 1 is a weil known port number associated with: a . Telnet. b . FIP. c . SMTP d . HTTP . c
Pon is a weil known port number associated with:
a Telnet.
b FIP.
c SMTP
d HTTP
c None of the above,
The DNS server that receives a DNS query directly from a local DNS is:
a TLD
b Root.
c Domain.
d Authoritative.
c URL.
The protocol that allows user to organize Email messages in folders and keeps user state across sessions is:
a IMAP
b IGMP
c POR.
d POP
c ICMP.
SMTP cannot be used by receiver agent to retrieve mail from receivers mail server because:
a SMTP can be used between servers only.
b SMTP is a push protocol.
c SMTP is a pull protocol.
d SMTP is not compatible with user agents.
c None of the above.
One of the following is an application that tolerates delay:
a Interactive games.
b Video streaming
c Email.
d VoIP.
c None of the above.
With persistent HIIP:
a Multiple objects are exchanged over the same TCP connection.
b Multiple objects are exchanged over the same HTTP session.
c Multiple objects are exchanged over the same pachet switching connection.
d Multiple objects are exchanged over the same circuit switching connection.
e None of the above.
One of the following is a service that is not provided by TCP:
a Authentication.
b Flow control.
c Multiplexing.
d Congestion control.
c All of the above.
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