Java Operators

1.		Which of the following operators is used to compare two values for less than or equal to?

!=

==

>=

<=

2.		Which of the following operators is used to test if a variable refers to the same object as another variable?

!=

==

<=

>=

3.		Which of the following operators is used to perform a bitwise left shift operation?

<<

>>

&

|

4.		What is the result of the expression "Hello" + "World"?

Hello World

HelloWorld

Hello+World

HelloWorld!

5.		Which of the following operators is used to compare two values for not equal to?

!=

==

>=

<=

6.		Which of the following is the correct operator for division?

+

-

*

/

7.		What is the result of the expression true && false?

1

0

1

0

8.		Which of the following operators is used to increment a variable by 1?

+=

++

--

*

9.		What is the result of the expression 10 % 3?

1

2

3

4

10.		What is the result of the expression 1 + 2 + "3"?

33

6

123

6