True or fulse $1.$ TCP is useful if it does not really matter if some packets are lost or received in the wrong order$\mathrm{.}2.$ A network number of $0$ enables hosts to refer to their own network without knowing the exact network number$\mathrm{.}3.$ Iterative Server is the simplest form of server where a server process serves one client at a time$\mathrm{.}4.$ The Send and Receive methods of the socket class can be used in UDP$\mathrm{.}5.$ Method AcceptClient $()$ accepts connection from a TepClient$\mathrm{.}6.$ Method ReceiveFrom $($byte $($J$,$ ref EndPoint$)$ is applicable to UDP client$\mathrm{.}7.$ The NET Sockets library includes non$-$blocking socket methods found in the Unix Socket library$\mathrm{.}8.$ Packet routing is primarily the main purpose of application layer$\mathrm{.}9.$ Resolver passes IP address on to the application$\mathrm{.}10.$gov domain is used for educational institutions.