These are all operators

Question

(== equal) (!= not equal) (>=greater than or equal)
(<=smaller than or equal) (|| or)( && and)..

Answer 1

Can't forget these!

| (conditional or)
^ (logical x or)
& (conditional and)
?? (null coalescing)
is (x is a T?)
as (x as type T, null if not)
>> (Shift bit right)
<< (Shift bit left)
++x. x++. --x. x--.
(T)x. (cast)
~x (Bitwise negation)
+x (identity)
-x (reverse sign (negation))

source:
https://msdn.microsoft.com/en-us/library/ms173145.aspx

Answer 2

Yup.

Answer 3

yeah it was a question 😊