note
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Quiz: Fundamental Logical Elements
Quiz Questions:
1. What is the difference between coherence and consistency?
- a) There is no difference; the terms are synonyms.
- b) Consistency refers to freedom from contradiction, while coherence requires a meaningful connection.
- c) Coherence refers to freedom from contradiction, while consistency requires a meaningful connection.
- d) Consistency refers to the truth of statements, while coherence refers to their logical form.
2. Which of the following examples illustrates a necessary but not sufficient condition?
- a) Oxygen for human life
- b) A body temperature of 42°C for a medical emergency
- c) Reaching 100 points for the grade "very good"
- d) Ten hours of rain for wet ground
3. An argument is sound when:
- a) It is valid and at least one premise is true.
- b) It is valid and all premises are true.
- c) The conclusion is true, regardless of the premises.
- d) It contains no hidden assumptions.
4. Which of the following argument patterns corresponds to Modus Tollens?
- a) If A, then B. A. Therefore B.
- b) If A, then B. Not A. Therefore not B.
- c) If A, then B. Not B. Therefore not A.
- d) If A, then B. B. Therefore A.
5. Identify the hidden assumption in the following argument: "This medicine is natural, so it is safe."
- a) The medicine was recommended by a doctor.
- b) Natural substances are always safe.
- c) The medicine contains no artificial additives.
- d) The medicine is effective against the illness to be treated.
Answers:
- b) Consistency refers to non-contradiction, while coherence requires a meaningful connection.
- a) Oxygen for human life
- b) It is valid and all premises are true.
- c) If A, then B. Not B. Therefore not A.
- b) Natural substances are always safe.