Table 22-2 Three Longtime Friends-Jack, Ryan, and Colin-Are Deciding How They Will

question 221

Multiple Choice

Table 22-2
Three longtime friends-Jack, Ryan, and Colin-are deciding how they will spend their Sunday afternoon. They all agree that they should do one of three things: go to a movie, go to the zoo, or go to a museum. They also agree that they will have two pairwise votes to determine how to spend their evening, with the majority determining the outcome on each vote. The first, second, and third choices for each person are as indicated in the table below.

-Refer to Table 22-2.If (1) the first vote pits "baseball game" against "movie," and (2) the second vote pits "zoo" against the winner of the first vote,then the outcome is as follows:

• A) "Baseball game" wins the first vote and "baseball game" wins the second vote, so they go to a baseball game.
• B) "Baseball game" wins the first vote and "zoo" wins the second vote, so they go to the zoo.
• C) "Movie" wins the first vote and "movie" wins the second vote, so they go to a movie.
• D) "Movie" wins the first vote and "zoo" wins the second vote, so they go to the zoo.

---

Definitions:

Communication Module

Allows the user to connect the PLC to high-speed local networks that may differ from the network communication provided with the PLC.

Discrete DC Output

A digital output in control systems that provides a direct current signal, used to control on/off states.

Binary Input

A digital input signal that has two possible states, 0 or 1, representing off or on conditions in electronic devices.

Analog Output

An electrical signal that represents a continuous physical quantity, used in control systems to drive or modulate external devices.