Discrete Mathematics MCQs with answers Page - 43

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Q. The statements that we consider initially are simple statements called _________statements.

  • (A) molecular
  • (B) compound
  • (C) atomic
  • (D) simple

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Q. The statements formed from atomic statements are called _________statements.

  • (A) molecular
  • (B) compound
  • (C) atomic
  • (D) simple

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Q. The negation of the statement is formed by introducing ___________.

  • (A) not
  • (B) and
  • (C) or
  • (D) if

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Q. The number of 1's in each row of an incidence matrix of a graph G is equal to _____.

  • (A) the degree of the corresponding vertices
  • (B) the sum of degrees of all vertices
  • (C) the degree of the initial vertex
  • (D) the degree of the terminal vertex

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Q. Each column of an incidence matrix of a graph G has exactly _______.

  • (A) one 1's
  • (B) two 1's
  • (C) one 2's
  • (D) two 2's

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Q. Let
P: If Sahil bowls, Saurabh hits a century.;
Q: If Raju bowls, Sahil gets out on first ball.

Now if P is true and Q is false then which of the following can be true?

  • (A) raju bowled and sahil got out on first ball
  • (B) raju did not bowled
  • (C) sahil bowled and saurabh hits a century
  • (D) sahil bowled and saurabh got out

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Q. Let A and B be two sets in the same universal set. Then A – B =

  • (A) A ∩ B
  • (B) A ∪ B
  • (C) A ∩ B'
  • (D) none of these

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