Practice Abstract Argument Form (4.1.2) - Rules of Inference - Discrete Mathematics

Practise this section

9 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is a valid argument?
Show hintHide hint
Think about what it means for a conclusion to logically follow.
Question 2.
Define Modus Ponens.
Show hintHide hint
Remember the structure: P → Q, P, thus Q.
3Question 3.
Which of the following describes Modus Ponens?
- If P
- then Q; P
- therefore Q
- If P
- then Q; Not P
- therefore Q
- Not P
- therefore not Q
Show hintHide hint
Think about the direct relationship between P and Q.
4Question 4.
True or False: A valid argument can have true premises that lead to a false conclusion.
- True
- False
Show hintHide hint
Remember the definition of a valid argument.
Question 5.
Create a complex argument using at least three premises and two rules of inference to derive a conclusion. Describe how the rules help establish validity.
Show hintHide hint
Use clear, logical connections between premises.
Question 6.
Identify a fallacy in one of your arguments and reconstruct it to remove the fallacy. Explain the logical flaw.
Show hintHide hint
Look for assumptions that simplify complex scenarios.

5 more questions in this section. Enroll free to practise them all.