#3: Java Interview Questions and Answers | Operators
Java Operators are used to perform operations on variables and values.
Summary of Operators
The following quick reference summarizes the operators supported by the Java programming language.
Simple Assignment Operator
= Simple assignment operator
Arithmetic Operators
Additive operator (also used
for String concatenation)
Subtraction operator
Multiplication operator
/ Division operator
% Remainder operator
Unary Operators
Unary plus operator; indicates
positive value (numbers are
positive without this, however)
Unary minus operator; negates
an expression
++ Increment operator; increments
a value by 1
-- Decrement operator; decrements
a value by 1
! Logical complement operator;
inverts the value of a boolean
Equality and Relational Operators
== Equal to
!= Not equal to
Greater than
Greater than or equal to
Less than
Less than or equal to
Conditional Operators
&& Conditional-AND
|| Conditional-OR
?: Ternary (shorthand for
if-then-else statement)
Type Comparison Operator
instanceof Compares an object to
a specified type
Bitwise and Bit Shift Operators
~ Unary bitwise complement
Signed left shift
Signed right shift
Unsigned right shift
& Bitwise AND
^ Bitwise exclusive OR
| Bitwise inclusive OR
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