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This set of Symbolic Logic Multiple Choice Questions & Answers (MCQs) focuses on Symbolic Logic Set 14

Q1 | If (∃ x ) x . Mx ) is false , then (x) ( H x Ͻ Mx ) is ………………..
  • valid
  • false
  • true or false
  • true
Q2 | The ____________of an argument is that proposition which is affirmed on the basis ofother propositions of the argument.
  • Questions
  • Propositions
  • Commands
  • Exclamations
Q3 | Every argument has a _________, in the analysis of which the terms ‘Premise’ and ‘conclusion’ are usually employed.
  • language
  • context
  • Structure
  • absolute
Q4 | Deductive argument involve the claim that its premises provide __________ grounds for the truth of their conclusion
  • absolute
  • some
  • certain
  • trivial
Q5 | Inductive arguments involve the claim only that their premises provide __________ grounds for their conclusions.
  • two
  • essential
  • degree
  • difference
Q6 | Arguments, however are not properly characterized as being either true or false but valid and _________.
  • large
  • simple
  • complex
  • vague
Q7 | Conjunctions are truth functionally ____________ statements.
  • compound
  • simple
  • vague
  • large
Q8 | The truth value of _______ statement is true.
  • false
  • true
  • probable
  • conjunction
Q9 | The truth value of the ____________ of two statements is completely determined by the truth value of its conjuncts.
  • Disjunction
  • contradiction
  • Dilemma
  • conjunction
Q10 | The statement Roses are red and leafs are green is a _________________a) Conjunction b) Negation c) Disjunction d) Conditional
  • part
  • disjuncts
  • value
  • reason
Q11 | When two statements are combined disjunctively by inserting the word ‘or’ between
  • addition
  • disjunction
  • negation
  • dilemma
Q12 | Any conditional with a true antecedent and a false consequent must ____________
  • variable
  • disjunction
  • negation
  • antecedent
Q13 | An invalid argument form is one that has at least one substitution_________ with true premises and a false conclusion
  • variable
  • element
  • Instance
  • value
Q14 | Raju is either sick or lazy is an example for
  • conjunction
  • Implication
  • disjunction
  • Negation
Q15 | A ____________proposition do not contain any other proposition as its constituent
  • Compound
  • Simple
  • true
  • false
Q16 | A _______________proposition is one which contains other proposition as it’s Component
  • Simple
  • atomic
  • Compound
  • false
Q17 | The symbolization for disjunction is __________
  • %
  • $
  • v
  • ~
Q18 | Validity of a deductive argument depends upon the ________ of the argument.
  • justification
  • content
  • form
  • function
Q19 | An argument is sound when it is factually correct and is __________
  • invalid
  • probable
  • vague
  • valid
Q20 | In a conditional, the component statement that follows “ then ” is called ……………
  • consequent
  • antecedent
  • “conjunct”
  • disjunct
Q21 | Terms are constituents of logical ____________
  • proposition
  • grammer
  • Sentences
  • subject
Q22 | The symbol used for weak disjunction is
  • ~
  • v
Q23 | The symbol used for Biconditional is
  • ψ
  • ~
Q24 | The symbolization for “it is not the case that the antecedent is true and the consequent is false” is _________________
  • ~p
  • p . ~q
  • ~p . ~q
  • ~( p . ~q )
Q25 | The statement form ~( p . ~q ) is equivalent to which of the following
  • ~p.q
  • ~p v q
  • p.~q
  • pvq