Computer Knowledge

Java Enterprise and Web Technologies

2,183 Questions

Java enterprise and web technologies questions focus on J2EE architecture, web services like SOAP, and servlet functionalities. These topics frequently appear in IT officer and specialist scale examinations. Regular practice ensures familiarity with enterprise application components.

HttpServlet methodsSOAP and web servicesEJB architecture rolesJ2EE componentsJSP servlet callingUDDI concepts

Java Enterprise and Web Technologies Questions

Multiple choice

In which mode of transaction management, if the client attempts to use the bean from within a transaction, the client's transaction will remain suspended until the bean completes its operations?

  1. TX_NOT_SUPPORTED

  2. TX_SUPPORT

  3. TX_REQUIRED

  4. Instance pooling

  5. init()
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Here, if the clients attempts to use the bean from within a transaction, the client transaction will remain suspended until the bean completes its operation.

Multiple choice

destroy() method is called in a program ________.

  1. to deallocate the applet's resources

  2. automatically after the init()

  3. to initialize an applet

  4. to stop the execution of an applet
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

To deallocate the recources of an applet, destroy() method is called.

Multiple choice

Which of the following defines a convention for making a Java class instance customizable by design tools and allowing the tools to link these customized objects via events?

  1. Java servlet

  2. Java beans

  3. Java applet

  4. Application assembler

  5. Optimized method invocation
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It defines a convention for making a java class instance customizable by design tools and allowing the tools to link these customized objects via events.

Multiple choice

Which of the following architectures will be the standard component architecture for building distributed object oriented bussiness applications in the java programming language?

  1. Enterprise java beans architecture

  2. Java applet

  3. Java servlets

  4. EJB server provider

  5. Instance pooling
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

It will be the standard component architecture for distributed object oriented bussiness applications in the java programming language.