Java Operators

1.		Which of the following operators is used to concatenate two strings?

+

-

*

/

2.		Which of the following operators is used to perform a bitwise AND operation?

&

&&

|

||

3.		What is the result of the expression 5 / 2?

2.5

2

2

3

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

Hello World

HelloWorld

Hello+World

HelloWorld!

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

+

-

*

/

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

1

0

1

0

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

+=

++

--

*

8.		Which of the following is the correct operator for subtraction?

+

-

*

/

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

1

0

1

0

10.		What is the result of the expression true \|\| false?

1

0

1

0