java 16 interview questions and answers

The principal that identifies the invoker of the enterprise bean method. In the context of Java EE (Enterprise Edition), especially with respect to security, the term “caller principal” refers to the identity of the entity that is invoking a particular piece of code or attempting to access a protected resource. The caller principal typically represents … Read more

Same as caller principal. In the context of advanced Java programming, the term “caller” typically refers to the entity or part of code that invokes or calls a method or function. When you have a method or function in your program, the part of the code that makes a call to that method is referred … Read more

Component methods called by the container to notify the component of important events in its life cycle. In advanced Java programming, callback methods refer to methods that are passed as arguments to other methods. These methods are then invoked or called when a certain event or condition occurs. The idea is to provide a mechanism … Read more

A method of an enterprise bean that implements the business logic or rules of an application. In the context of Java EE (Enterprise Edition) or Jakarta EE, a business method refers to a method in an enterprise bean (such as a session bean or message-driven bean) that implements the business logic of the application. Enterprise … Read more

The code that implements the functionality of an application. In the Enterprise JavaBeans architecture, this logic is implemented by the methods of an enterprise bean. In the context of advanced Java or any other programming environment, business logic refers to the specific set of rules, algorithms, and processes that define the workflow and decision-making processes … Read more