C．ommunication protocols are(66)connection-oriented or connectionless,(67)whether the sender of a message needs to contact and maintain a dialog with the recipient or(68)send a message without any, prior connect and with the hope that the recipient receives everything.(69).These methods(70)the two ways that communication is implemented on networks.

A．not

B．neither

C．either

D．all

[单选题]Communication protocols are (66) connection-oriented or connectionless， (67) whether the sender of a message needs to contact and maintain a dialog with the recipient or (68) send a message without any prior connect and with the hope that the recipie

[试题] Routing protocols use different techniques for assigning（71）to individual networks．Further, each routing protocol forms a metric aggregation in a different way. Most routing protocols can use multiple paths if the paths have an equal（72）.Some routing

[单选题]What refers to the protocols used to determine who goes next on a multi-access channel?(74)A．MAC(medium access control)B．ARP(address resolution protocol)C．NAT(network address translation)D．CIDR(classless interdomain routing)

[单选题]functions with two layers of protocols. It can connect networks of different speeds and can be adapted to an environment as it expands.A．The hubB．The bridgeC．The routerD．The proxy

[单选题]以下哪项动作不会发起RRC CoNNeCtio NRequeSt（）A .注册B .起呼C .切换D .关机

[单选题]Routing．protocols use different techniques for assigning(S1)to individual networks．Further，each routing protocol forms a metric aggregation in a different．way．Most routing protocolscan use muh．iple paths if the paths have an equal(S2)．Some routing pr

[单选题]TCP/IP(71)layer protocols provide services to the application(72)running on a computer. The application layer does not define the application itself, but rather it defines(73)that applications need--like the ability to transfer a file in the case of

[试题] TCP/IP （71） layer protocols provide services to the application （72） running on a computer. The application layer does not define the application itself, but rather it defines （73） that applications need—like the ability to transfer a file in the cas

[单选题] In the process of communication requirement analysis, the project manager should consider the number of potential communication channels or paths as an indicator of the complexity of a project' s communications. According to Metcalfe's Law, a proj

[单选题]In the process of communication requirement analysis, the project manager should consider the number of potential communication channels or paths as an indicator of the complexity of a project's communication. According to Metcalfe's Law, a p