A host is accessing a Web server on a remote network. Which three functions are performed by intermediary network devices during this conversation? (Choose three.)Group of answer choicesRegenerating data signalsActing as a client or a serverProviding a channel over which messages travelApplying security settings to control the flow of dataNotifying other devices when errors occurServing as the source or destination of the messages

What is a role of an intermediary device on a network?functions as the primary source of information for end devicesforms the interface between the human network and the underlying communication networkdetermines the path and directs data along the way to its final destinationruns applications that support collaboration for business

What name is given to the rules which govern how devices communicate with each other over networks? Choose one.Answer instructionsMethodsProtocolsAdapters

What three requirements are defined by the protocols used in network communcations to allow effective transmision of messages between two devices? (Choose three.)Question 4AnswerA.type of PCB.timingC.dilivery optionsD.cable lengthE.message size

For the below mentioned internet applications protocol, mention theunderlying transport protocol (TCP or UDP).i) Telnet ii) FTP iii) HTTP

The Internet Layer of TCP/IP is responsible for which of the following?Group of answer choicesaddressing, packaging, and routing messagesplacing packets on and receiving them from the network mediumproviding communication with the application by acknowledging and sequencing the packets to and from the applicationproviding a variety of applications with the ability to access the services of the lower layer