Which device contains or manages shared resources in a network? O the router
O the client
the switch
o the server

A911 dispatcher is the sole sender of messages to all police officers. while on patrol, officers communicate with the dispatcher who, in turn, relays messages to other officers. the officers do not communicate directly with one another. this illustrates a network.

Take a critical look at three gui applications you have used—for example, a spreadsheet, a word-processing program, and a game. describe how well each conforms to the gui design guidelines listed in this chapter.

Which of the following is an example of synchronous communication? a) e-mail b) voicemail c) telephone conversation d) text message.