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Logic Exam 2
Introduction to Logic
Question | Answer |
---|---|
What is a Premise? | A claim that is used as a reason for thinking that another claim (The conclusion)is true. |
What is a conclusion? | A claim that has been given reasons (The premises) for thinking that it is true. |
What is "Valid"? | A valid argument is a pattern of reasoning in which the conclusion is a rationally inevitable consequence of the premise of premises. |
What is a claim? | A statement that is either true or false. |
What is a "Question"? | It is a request for Information |
What is a "command"? | It is an order that something be done. |
What is a "simple claim?" | A claim that does not contain any logical connectives. |
What is a "complex claim"? | A claim that contains at least one logical connective. |
What is "The rule of order" | The order of the premises doesn't matter as long as 1) Each line is numbered in order beginning with "1" and (2) the conclusion comes last. |
What is a "sound argument"? | An argument which is valid and whose premises are all true. |
What is an "unsound argument"? | An argument which is either invalid, or has a false premise. |
What is a sub-conclusion? | A conclusion that is also used as a premise for a further conclusion, it is not a final conclusion. |
What is a "Main conclusion?" | A conclusion that is not also used as a premise for a further conclusion, it is a final conclusion |
What is a "sub-argument"? | An argument for a sub-conclusion. |
What is a "main argument" | An argument for the main conclusion. |
What is an enthymeme? | An argument with at least one hidden premise. |
What is the principle of absolute pickiness? | Attribute to an author the argument that most exactly fits what the author wrote |
Principle of charity? | Attribute to an author the best argument that is compatible with the words the author actually used. |
What is a contradiction? | A complex claim that is false simply because of its logical form regardless of the truth values of its component claims. |
What is a "tautology?" | A complex claim that is true simply because of its logical form regardless of the truth values of its component claims. |
What is "Logically equivalent"? | When two claims have their truth values are the same in all cases. |
What is "Logically consistent"? | When two claims can both be "true" simultaneously. |