2.3ex I
Truth Functionality

Instructions: Just use your mouse pointer to click on what you think is the best answer. Then move on to the next exercise. After you've finished, click on the "get score" button to see how well you've done.

1. Which of the following is NOT a truth functional operator of SL?
&
~
None, each is truth functional. (All SL connectives are truth functional.)

2. Which of the following connectives of English is NOT a truth functional connective?
It's not the case that
It's possible that
None, each is truth functional. (All English connectives are truth functional!?)

3. Which of the following English phrases signals that a compound is not truth functional?
Both
If it were the case that
Although it's the case that

4. Which of the following English phrases signals that a compound is truth functional?
possibly
believes that
it's false that

Score =
Correct answers: