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Which of the following types of transmission media provide
the BEST security against unauthorized access?
A. Copper wire
B. Twisted pair
C. Fiber-optic cables
D. Coaxial cables
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Answer: C
Fiber-optic cables have proven to be more secure than the
other media. Satellite transmission and copper wire can be
violated with inexpensive equipment. Coaxial cable also can
be violated more easily than other transmission media.
| Is This Answer Correct ? | 29 Yes | 4 No |
Which of the following satisfies a two-factor user authentication? A. Iris scanning plus finger print scanning B. Terminal ID plus global positioning system (GPS) C. A smart card requiring the user's PIN D. User ID along with password
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