ARefers to an expression or variable that can have only a true or false value. The Java programming language provides the boolean type and the literal values true and false called boolean. The boolean type deals with only a single bit at a time. An immutable object wrapper around a boolean is called a Boolean. You can do boolean operations on ints or ints, many bits at a time using &, |, ^ and ~. With boolean, you can only process one bit at a time, typically with !, && and ||. For bit strings longer than 64 bits, use java.util.BitSet. Even experienced programmers sometimes lapse into redundant newbie-like baby talk when using booleans. To avoid that embarrassement .

Basic authentication
bean-managed persistence
bean-managed transaction
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