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Arithmetic Aptitude :: Sets, Relations and Functions

  1.  Set of first element of ordered pair forming a relation is called its

  2. A.

    Range

    B.

    Domain

    C.

    Relation in A

    D.

    Relation in B


  3.  Identity relation in A = {1,2,3,4,5,6} is

  4. A.

    {(1,1), (2,2),(3,3)}

    B.

    {(4,4),(5,5)(6,6)}

    C.

    {(1,1),(3,3)(4,4),(5,5)}

    D.

    {(1,1),(2,2),(3,3),(4,4),(5,5),(6,6)}


  5.  Conjunction of two statement p and q is denoted by

  6. A.

    p Ʌ q

    B.

    p ← q

    C.

    p → q

    D.

    p ↔ q


  7.  A subset of A x A is called a

  8. A.

    Relation in A

    B.

    Relation in B

    C.

    Relation from A to B

    D.

    Relation from B to A


  9.  A conjunction of two statement p and q is true only if

  10. A.

    p is true

    B.

    q is true

    C.

    both p and q are true

    D.

    both p and q are false


  11.  {x|x ε N, x ≤ 10} is the

  12. A.

    Tabular method

    B.

    Set builder notation

    C.

    Descriptive method.

    D.

    Non descriptive method


  13.  P: 7 < 4, q: 6 > 11, disjuntion p˅q is

  14. A.

    Known

    B.

    Unknown

    C.

    True

    D.

    False


  15.  (A ∪ B) ∪ C =

  16. A.

    A ∩ (B ∪ C)

    B.

    A ∪ ( B ∪ C)

    C.

    A ∪ (B ∩ C)

    D.

    π


  17.  An implication or conditional "if p then q "is denoted by

  18. A.

    p ← q

    B.

    p Ʌ q

    C.

    p → q

    D.

    p ˅ q


  19.  Set of real number R is a subset of

  20. A.

    The set of integers

    B.

    The set of Even integers

    C.

    The set of Natural numbers

    D.

    The set of Complex numbers