Which of the Following Electronic Devices Record the Numbers Dialed

question 34

Multiple Choice

Which of the following electronic devices record the numbers dialed from a particular telephone?

• A)Hidden cameras or video-recorders in private places
• B)Electronic surveillance
• C)Spike mikes
• D)Pen registers

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Definitions:

Seismic Waves

Vibrations generated by earthquakes or other seismic events, traveling through the Earth's interior and across its surface.

Crust

The outermost solid shell of a rocky planet, Earth in particular, which is chemically and mechanically distinct from the mantle below.

Mantle

The thick layer of the Earth located between the crust above and the outer core below, characterized by its solid yet plastic-like flow.

Refracted Wave

A wave that changes direction and speed as it passes from one medium to another due to differences in densities.