1 |
The order of a matrix is shown by: |
number of columns + number of rows
number of rows × number of columns
number of columns - number of rows
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2 |
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2
4
6
8
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3 |
If (x - 2, 2) = (3, 2), then: |
x = 5
x = 2
x = -5
x = 3
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4 |
The identity element in a group is: |
unique
inifinite
both a and b
not possible
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5 |
Inverse of an element in a group is: |
infinite
finite
unique
not possible
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6 |
A groupoid (S) is called __________ if it is associative in S: |
group
abelian-group
semi-group
associative-group
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7 |
The ordered pairs (4, 5) and (5, 4) are: |
same
different
both a and b
N
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8 |
The disjunction of two statements p and q is denoted by: |
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9 |
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p is false and q is true
both p and q are false
p is true and q is false
both p and q are true
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10 |
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p is false and q is true
both p and q are false
p is true and q is false
both p and q are true
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11 |
The conjunction of two statements p and q is denoted by: |
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12 |
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13 |
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14 |
Truth table containing all the values true is called: |
absurdity
conjunction
tautology
none
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15 |
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16 |
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17 |
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18 |
A biconditional is written in symbols as: |
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19 |
A declarative statement which is either true or false but not both is called: |
logic
proposition
induction
deduction
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20 |
To draw general conclusions from well-known facts is called: |
logic
proposition
induction
deduction
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