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
  1. block waiting for an incoming connection

  2. establish a connection with a waiting peer

  3. block waiting for an incoming message

  4. terminate a connection

  5. send a message to the peer

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In a connection oriented service, the server first executes LISTEN to indicate which is prepared to accept incoming connections. After this execution, the server process is blocked until a request for connection appears.

Multiple choice
  1. Applet executes on browser.

  2. Servlet has no graphical user interface.

  3. Servlets can be used in web as well as desktop applications.

  4. All of the above

  5. Both (1) and (2)

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

These are the true statements.

Multiple choice
  1. EJB

  2. Java Beans

  3. HTML

  4. JSPs

  5. None of these

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

MVC (Model View Controller) is a pattern for designing software. In the pattern, we separate out the various responsibilities to well defined sets of classes. In the MCV architecture , 'view' components are basically JSPs.

Multiple choice
  1. JINI

  2. JDO

  3. JAXB

  4. RMI

  5. None of these

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Stub is a member of Remote Method Invocation (RMI) technology.