Essential Of Formal Logic Set 2
On This Page
This set of Essential of Formal Logic Multiple Choice Questions & Answers (MCQs) focuses on Essential Of Formal Logic Set 2
Q1 | The defining feature of a valid deduction is its
- vagueness
- uncertatinty
- indefiniteness
- certainty.
Q2 | Deductive arguments are typically ----------.
- analytic
- synthetic
- intuitive
- material.
Q3 | The relationship between premises and conclusion in a deductive argument is--.
- cause-effect
- analytic-synthetic
- a priori-a posteriori
- implication-entailment.
Q4 | In induction, reasoning proceeds to a conclusion that is ---------- to the scope of its premises.
- confined
- not confined
- narrow
- restricted.
Q5 | In inductive reasoning the conclusion is -------.
- probable
- certain
- definite
- predictable.
Q6 | Discovering a new ------- is permissible in inductive reasoning.
- cause
- effect
- assumption
- evidence.
Q7 | Inductive arguments are properly characterised as
- valid-invalid
- strong-weak
- definite-indefinite
- certain-uncertain.
Q8 | Induvtive method is identified with
- religious activity
- scientific activity
- moral activity
- aesthetic activity.
Q9 | A single ------ is enough to prove the inductive conclusion false.
- intuition
- assumption
- counter-example
- concept.
Q10 | An advantage of inductive reasoning is
- to sustain existing belifs
- to formulate valid arguments
- to create aesthetic sense
- to frame future expectations.
Q11 | Truth or Falsehood may be predicated of --------.
- arguments
- inferences
- propositions
- syllogism.
Q12 | Validity or Invalidity may be predicated of ---------.
- deductive arguments
- propositions
- terms
- concepts.
Q13 | The falsehood of a valid deductive argument’s conclusion guarantees that
- the argument is sound
- atleast one of the premise is false
- premises are true
- the validity is uncertain.
Q14 | If it is possible for the premises of a deductive argument to be true and its conclusion to be false, that argument is
- valid
- invalid
- indescribable
- sound.
Q15 | The claim of an inductive argument is that premises provide---------- for the conclusion.
- invalidity
- absolute evidence
- no evidence
- some evidence
Q16 | The following argument: Aristotle is human and mortal. Bacon is human and mortal. Castro is human and mortal. Descartes is human and mortal. Therefore all humans are mortal. is an example for --------- argument.
- deductive
- inductive
- syllogistic
- deduction-induction combined.
Q17 | A valid deductive argument with true premises is called a ------ argument.
- sound
- unsound
- fallacious
- dilemma.
Q18 | A deductive argument is sound if and only if it is
- valid and all its premises are true
- invalid and all its premises are true
- is valid and one of the premise is false
- is valid and its conclusion is false.
Q19 | Deduction and Induction are two main forms of---------.
- beliefs
- concepts
- reasoning
- assumptions.
Q20 | Deductive logic is also known as
- intuitive logic
- material logic
- formal logic
- scientific logic.
Q21 | Inductive logic is also known as
- formal logic
- model logic
- material logic
- sentential logic
Q22 | The following argument: “ All mammals have wings. All reptiles are mammals. Therefore all reptiles have wings ”. Is----------.
- inductive
- invalid
- sound
- valid.
Q23 | Deduction and Induction are two types of----------.
- arguments
- terms
- prpositions
- concepts.
Q24 | A term can have -------- in its proposition.
- vague meaning
- many meanings
- no meaning
- only one meaning.
Q25 | Words and names can become terms only if they are used in---------.
- an argument
- propostion
- thought
- reasoning.