1. What is an advantage to an organization of using a CENTR3X system vice PBX. a

Question

1. What is an advantage to an organization of using a CENTR3X system vice PBX.

a. Organizations retain in-house technical expertise to operate and maintain the CENTR3X system

b. The CENTR3X switch resides on the organization's premises, thus internal calls never leave the CPE

c. Organizations are not required to maintain in-house expertise, relying upon the service provider for technical expertise instead

d. None of the above are advantages

2. DCE and DTE describes the interface and the direction of transmit and receive data flow. DCE and DTE conventions are used on analog, as well as digital, communications.

a. True

b. False

3.Cross-over cables enable DTEs to be connected to other DTEs. Use of cross-over cables also enable connection between two DCE interfaces.

a. True

b. False

Explanation / Answer

1. Answer

b. The CENTR3X switch resides on the organization's premises, thus internal calls never leave the CPE

2. True

In telecommunication it is possible to use for analog, as well as digital, communications.

3. True

But partially sometimes modems like null modems are needed to connect and forsometimes it is enough toconnectwith DTEs

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