Stateful Session beans contain

Related MCQs

• Which of the following EJB has no state? i. Message-Driven Bean. ii. BMP Entity Bean. iii. Stateless Session Bean. iv. Stateful Session Bean.
• Which interface should be implemented by a stateful session bean if it needs to synchronize its conversational state with the transactional context?
• Which of the following is not a life-cycle method for a Stateful Session Bean?
• Given the following code in a stateful session bean business method; try { Socket skt = new Socket(x,y); } catch (Exception ex) { ex.printStackTrace(); } Assuming that x and y are the port and IP addresses respectively of a running service, which is running on the same server, which of the following is correct?
• Which statement about session beans is true?
• Which statement characterizes stateless session beans?
• EJB QL is a Query Language provided for navigation across a network of enterprise beans and dependent objects defined by means of container managed persistence.
• EJB is a specification for J2EE server, not a product; Java beans may be a graphical component in IDE.
• The getSession() method with ‘true’ as its parameter [ getSession(true)] it will return the appropriate session object when
• Which of the following are the session tracking techniques?