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Arithmetic Aptitude :: Sets, Relations and Functions

Sets, Relations and Functions - Section-1
  1.  If A = {1, 2, 3, 4, 5}, then the number of proper subsets of A is

    2. A.

    30
    B.

    31
    C.

    32
    D.

    33

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  2.  Set of rational numbers Q is a subset of

    3. A.

    The set of integers.
    B.

    set of Natural numbers.
    C.

    The set of Even integers.
    D.

    The set of Complex numbers.

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  3.  {X | x ε N Ʌ x < 1} is the

    4. A.

    Empty set.
    B.

    singleton set.
    C.

    a set with three points.
    D.

    The set with two points.

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  4.  P: 4 < 7, q: 6 > 11, conjuntion pɅ q is

    5. A.

    TRUE
    B.

    FALSE
    C.

    unknown
    D.

    not valid

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  5.  A compound statement of form " if p then q " is called an

    6. A.

    unknown
    B.

    conclusion
    C.

    implication
    D.

    hypothesis

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  6.  Disjunction of two statements p and q is denoted by

    7. A.

    p ˅ q
    B.

    p ← q
    C.

    p → q
    D.

    p ↔ q

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  7.  In a statement "if p then q" q is

    8. A.

    unknown
    B.

    conclusion
    C.

    hypothesis
    D.

    implication

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  8.  A subset of B x A is called a

    9. A.

    Relation from B to A
    B.

    Relation from A to B
    C.

    Relation in B
    D.

    Relation in A

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  9.  A conditional statemnt is regarded as false only antecedent is true and consequent is

    10. A.

    Known
    B.

    Unknown
    C.

    True
    D.

    False

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  10.  Number of subsets of a set of 4 elements

    11. A.

    2
    B.

    4
    C.

    8
    D.

    16

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