Gateways: a. process all messages, even if the messages are not explicitly addressed to them b. can translate one network protocol into anotherc. are less complex than bridgesd. are most often used as the interface between two or more networks that have similar data link and network layer protocolse. cannot perform a routing function

Terri needs to insert a cover page into her document. where should she go to access the commands to do so? o insert tab, objects group o insert tab, illustrations group o insert tab, pages group o insert tab, media group submit

Perform the following tasks: a. create a class named testclass that holds a single private integer field and a public constructor. the only statement in the constructor is one that displays the message “constructing”. write a main()function that instantiates one object of the testclass. save the file as testclass. cpp in the chapter 08 folder. run the program and observe the results. b. write another main()function that instantiates an array of 10 testclass objects. save the file as test class array. c . run this program and observe the results.

Explain how email technologies enable the exchange of messages between users. find out the typical parts of an email address and explain each part.