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Question 1

The unit responsible for the successful shaping and transmission of a digital signal is called:

Options:

A.

demarc.

B.

T1 hub.

C.

smart jack.

D.

CSU/DSU.

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Question 2

Which of the following is a standard measure of signal power?

Options:

A.

MHz

B.

mips

C.

dBm

D.

Gbps

Question 3

Which of the following provides the STRONGEST security for a tunneled connection over the Internet?

Options:

A.

RDP

B.

SMTP

C.

RAS

D.

IPSec