Quiz  /  Discrete mathematics Class 12 MCQ Questions With Answers

  • 1. 
    Which one of the following is a binary operation on N ?

  • subdtraction
  • multiplication
  • division
  • all of the above

  • 2. 
    If x is a set and the set contains the real number between 1 and 2, then the set is ________.

  • Infinite set
  • Finite set
  • not a set

  • 3. 
    Which one of the following statements has the truth valueT

  • sinx is an even function
  • every square matrix has inverse
  • 3 + 4 = 10
  • _/5 is irrational number

  • 4. 
    [3] (+4) [3] = ?

  • 2
  • 4
  • 6
  • 1

  • 5. 
    Which among the following can be taken as the discrete object?

  • people
  • Rational numbers
  • all of the options
  • houses

  • 6. 
    Subtraction is not binary on

  • Z
  • N
  • W
  • Both b and c

  • 7. 
    No of variable statement = 2 then the truth table needs

  • 4 rows
  • 5 rows
  • 8 rows
  • 2 rows

  • 8. 
    If x ∈ N and x is prime, then x is ________ set.

  • Infinite
  • Finite
  • empty set
  • not a set
Report Question
warning
access_time
  Time