ANNEX D DSAC STUDY GUIDE 2022| questions with complete solution

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Holds database on a local level. There can be many of these on a network for scalability and manageability purposes, phones are normally pointed towards these____ Correct Answer: SUBSCRIBER Holds the authoritative database for configuration. There can only be one of these on the network. It replicates database to others. Correct Answer: Publisher This numbering plan encompasses twenty-five countries/territories primarily in North America, including the Caribbean, and also excludes some countries such as Mexico Correct Answer: North American Numbering Plan (NANP) Identity the general term for technologies that use the internets protocol packet switched connections to exchange voice, fax, and other forms of information Correct Answer: IP Telephony This device provides a means for visual and audio communications over a data network utilizing a mic, monitor, with an integrated camera, and speakers Correct Answer: Video TeleConferencing (VTC) Identify the device used to allow on VTC participant to join a conference call Correct Answer: MULTIPOINT CONTROL UNIT(MCU) Saves the cost of requiring a line for each user to the telephone company's central office. It also Switch is a call between enterprise users on a local lines while allowing all users to share a certain number of external phone lines. Correct Answer: Private Branch Exchange(PBX) Contains the switching equipment for routing phone calls. It also contains the equipment for controlling the sites that are connected to the PSTN Central Office Correct Answer: Switching Office Provides audible response tone to caller to indicate the status of connection Correct Answer: Information signaling Detects change to status of a loop or a trunk Correct Answer: Supervisory signaling The 3 most used VoIP signaling standards used with the Cisco Unified communications manager(CUCM)? Correct Answer: SIP SCCP H.323 Signaling A physical transmission medium, such as a wire, or to a logical connection over a multiplexed medium, such as a radio channel Correct Answer: Channel

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