Answer / ajay yadav

Unary operators are those...which operate on only one
operand.
For eg. a++(only one operand is present) as we are
incrementing the value for a.

Answer / ayesha

!
Logical NOT

&
Address-of

~
One's complement

*
Pointer dereference

+
Unary plus

++
Increment

–
Unary negation

––
Decrement

conversion operators
conversion operators


Of the operators shown in preceding table, the postfix
increment and decrement operators (++ and ––) are treated
separately in Increment and Decrement.

Answer / sujatha

unary operator is an type of operator which have only one
operand.

ex : 1)unary plus or minus (to change the sign of variable)
2)increment or decrement ( increase or decrease the
value of variable)


unary plus or minus :

ex :

#inclucde<iostream.h>
void main()
{
int a=-10;
cout<<"a="<<(-a);
int b=20;
cout<<"b="<<++b;
}

out put :

a=10
b=21

Answer / mahesh

unary operators r much useful in writting less code but much complex programms as they work on only one operator.

Answer / vishal sharma

++,--,+,- these are the unary operators.

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