J2Ee Technologies Set 1

Master of Computer Applications (MCA)

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This set of J2EE Technologies Multiple Choice Questions & Answers (MCQs) focuses on J2Ee Technologies Set 1

Q1 | It is lightweight.It supports pluggable look and feel.It follows MVC (Model View Controller) architecture. The following specifies the advantages of
Q2 | Swing is not a part of JFC (Java Foundation Classes) that is used to create GUI application?
Q3 | Which class provides many methods for graphics programming?
Q4 | Implement the Listener interface and overrides its methods. Register the component with the Listener The Following steps are required to perform
Q5 | The ActionListener interface is not used for handling action events?
Q6 | The ActionListener interface is used for handling action events,Forexample,it's used by a
Q7 | JFramemyFrame = new JFrame (); Any command (such as the one listed above) which creates a new object of a specific class (in this case a new JFrame object called myFrame) is generally called a ...
Q8 | MVC Architecture stands for
Q9 | Which is the container that doesn't contain title bar and MenuBars but it can have othercomponents like button, textfieldetc?
Q10 | Which is the passive control that do not support any interaction with the user?
Q11 | . Component used for displaying data in tabular
Q12 | Java Bean is a _____________ technology
Q13 | Manifest file is a special file that contains information about the files packed in
Q14 | Which of the following is not true about Java beans?
Q15 | Which file separator should be used by MANIFEST file?
Q16 | Which of the following is correct error when loading JAR file with duplicate name?
Q17 | Java Beans are extremely secured?
Q18 | Which of the following is not a feature of Beans?
Q19 | Which services are provided to EJB components by the EJB container?
Q20 | Which case of a session bean obtains the UserTransaction object via the EJBContext using the getUserTransaction() method in EJB transaction management?
Q21 | 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.
Q22 | A message driven bean is like a stateful session bean that encapsulates the business logic and doesn't maintain state.
Q23 | Abbreviate the term JMS?
Q24 | JMS is mainly used to send and receive message from one application to another.
Q25 | Which session bean maintain their state between client invocations but are not required to maintain their state across server crashes or shutdowns?
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