CCNT 무료 덤프문제 온라인 액세스

The most frequently used method of analog multiplexing is called:

• A.Pulse amplitude modulation.
• B.Frequency division multiplexing.
• C.Phase multiplexing.
• D.Pulse code modulation.

Which statement correctly differentiates between baseband and broadband?

• A.Broadband always transmits an analog signal.
• B.Broadband always transmits a digital signal.
• C.Baseband supports multiple channels of data on a single wire.
• D.Broadband supports multiple channels of data on a single wire.

What is the function of a modem?

• A.Allow simultaneous voice/data transmissions
• B.Transmit digital information across the voice network
• C.Transmit voice conversations across the digital network
• D.Increase transmission speeds for voice conversations

Which of the following terms is used to define the way a node places a signal on the network?

• A.Topology
• B.Access method
• C.Interconnect
• D.Protocol

A software that allows individual employees to use their PC to place and receive calls is:

• A.Automated attendant with menu.
• B.Personal call manager.
• C.SV
• D.Voice mail.