Valid Vs Invalid Arguments 2.3 Quiz Test
10 Questions
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Quiz yourself on the terms and concepts you learned in this section
Questions and Answers
- 1.As the term is used in logic, it makes no sense to describe an individual claim as “valid” or “invalid”.
- A.
True
- B.
False
- 2.An argument can have invalid logic but still qualify as a “good” argument.
- A.
True
- B.
False
- 3.If an argument is valid then by definition it’s a good argument.
- A.
True
- B.
False
- 4.1. All dogs bark. 2. Charlie is a dog. Therefore, Charlie barks.
- A.
Valid
- B.
Invalid
- 5.1. Almost all dogs can play the piano. 2. Charlie is a dog. Therefore, Charlie can play the piano.
- A.
Valid
- B.
Invalid
- 6.1. All dogs bark. 2. Charlie barks. Therefore, Charlie is a dog.
- A.
Valid
- B.
Invalid
- 7.1. If there is no gas in the car then it won’t start. 2. The car started. Therefore, there is gas in the car.
- A.
Valid
- B.
Invalid
- 8.1. The card you picked is either a Jack, a Queen or a King. 2. The card you picked is not a Jack. Therefore, the card you picked is either a Queen or a King.
- A.
Valid
- B.
Invalid
- 9.
- A.
Valid
- B.
Invalid
- 10.
- A.
Valid
- B.
Invalid
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