The Melting of the Glaciers at the End of the Ice

question 17

Multiple Choice

The melting of the glaciers at the end of the ice age created a large lake covering

• A) most of California's Central Valley.
• B) the Tennessee Valley.
• C) the Pacific Northwest.
• D) much of present-day Utah, Nevada, and Idaho.
• E) half of today's state of Indiana.

---

Definitions:

Serial Data Transmission

The process of transmitting data one bit at a time, sequentially, over a communication channel.

DC

Direct Current, a form of electrical current that flows in one direction, commonly used in batteries and electronic devices.

Output

Information sent from the processor to a connected device via some interface. The information could be in the form of control data that will signal some device such as a motor to switch on or off or to vary the speed of a drive.