221.
|
What is
the probability that a card selected from a deck is a king?
(a)
|
1/4
|
(b)
|
1/52
|
(c)
|
4/52
|
(d)
|
2/52
|
(e)
|
3/52.
|
|
|
|
What is
the probability that a positive integer not
exceeding 130 selected at random is divisible by 4?
(a)
|
3/100
|
(b)
|
30/100
|
(c)
|
31/100
|
(d)
|
33/100
|
(e)
|
32/100.
|
|
|
|
What is
the probability that a positive integer selected at random from the set of
positive integers not exceeding 11
is divisible by 5 or 4?
(a)
|
4/10
|
(b)
|
5/10
|
(c)
|
2/10
|
(d)
|
3/10
|
(e)
|
1/10.
|
|
|
|
The
r-permutations from a set with “n” elements when repetitions of elements are
allowed
(a)
|
n × r
|
(b)
|
n + r
|
(c)
|
n – r
|
(d)
|
n / r
|
(e)
|
nr.
|
|
|
|
Which
of the following statements is false?
(a)
|
A Vocabulary
V is a finite, non empty set of elements
|
(b)
|
A word over V
is a string of finite length of elements of V
|
(c)
|
The set of
all words over V is denonted by V*
|
(d)
|
The empty
string is denoted by
|
(e)
|
A language
over V is not a sub set of V*.
|
|
|
|
The
statement p(k) is true for a fixed
+ve integer ‘k’, is called
(a)
|
Inductive
step
|
(b)
|
Inductive
hypothesis
|
(c)
|
Basic step
|
(d)
|
Strong
induction
|
(e)
|
Rule of
inference.
|
|
|
|
Rule of
Inference of the form is known as
(a)
|
Modus Ponens
|
(b)
|
Modus Tollens
|
(c)
|
Hypothetical
Syllogism
|
(d)
|
Disjunctive
Syllogism
|
(e)
|
Resolution.
|
|
|
|
For a
set A, the set is called
(a)
|
Conjunction
of A
|
(b)
|
Disjunction
of A
|
(c)
|
Complement of
A
|
(d)
|
Composition
of A
|
(e)
|
Closure of A.
|
|
|
|
The
symmetric difference of A and B denoted by contains
(a)
|
Those
elements in both A and B
|
(b)
|
Those
elements in either in A and in B and also both in A, B
|
(c)
|
Those
elements in either in A and in B but not in both of A, B
|
(d)
|
Those
elements in Set A, Universal Set
|
(e)
|
Those
elements in Set B, Universal Set.
|
|
|
|
A
function that assigns each element to a particular element is called
(a)
|
Inverse
function
|
(b)
|
Identity
function
|
(c)
|
Constant
function
|
(d)
|
One-one
function
|
(e)
|
Onto
function.
|
|
|
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