Logical Operators

Question 1

and

Answer 1

Called Logical AND operator. If both the operands are true then then condition becomes true.
ex.
(a and b) is true

Question 2

or

Answer 2

Called Logical AND operator. If both the operands are true then then condition becomes true.
ex.
(a or b) is true

Question 3

&&

Answer 3

Called Logical AND operator. If both the operands are non zero then then condition becomes true.
(a && b) is true

Question 4

||

Answer 4

Called Logical OR Operator. If any of the two operands are non zero then then condition becomes true.
ex.
(a || b) is true

Question 5

!

Answer 5

Called Logical NOT Operator. Use to reverses the logical state of its operand. If a condition is true then Logical NOT operator will make false.
ex.
!(a && b) is false

Question 6

not

Answer 6

Called Logical NOT Operator. Use to reverses the logical state of its operand. If a condition is true then Logical NOT operator will make false.
ex.
not(a && b) is false

Question 7

?:

Answer 7

Ternary operator
If Condition is true ? Then value X : Otherwise value Y

ex.
a = true ? ‘a’ : ‘b’ #=> “a”

Question 8

..

Answer 8

Creates a range from start point to end point inclusive
ex.
1..10 Creates a range from 1 to 10 inclusive

Question 9

…

Answer 9

Creates a range from start point to end point exclusive

1…10 Creates a range from 1 to 9