J2EE Enterprise Java and CORBA Technologies
Test your knowledge of J2EE enterprise Java technologies including CORBA, RMI, EJB, web frameworks (Struts), servlets, JDBC, and Swing components.
Questions
Which of the following technologies provides the ability to communicate with the server asynchronously?
- Abstract window toolkit
- Filter
- Ajax
- Unshared server
- Stock
Which of the following CORBA services provides a locking service for CORBA objects in order to ensure sequential access?
- Concurrency control
- Transaction
- Externalization
- WebSphere
- StockHolder.java
Which of the following models defined by BOA represents that the server remains active until it is deactivated?
- Unshared server
- OrbixWeb
- Portable object adapter
- StockPresentation
- Shared server
Which of the following frameworks is a web application framework that is designed for and used with the popular java 2 enterprise edition platform?
- Java applet
- Java beans
- WebSphere
- Java struts
- AlarmPresentation
Which of the following swing components uses the M-UI architecture and allows you to deal with list models for programming?
- JList
- JTable
- JMenuBar
- javax.swing.tree
- Naming
Which of the following components accept data from the users and decide which model components need to be updated?
- Model components
- Controller components
- Java beans components
- Instance passivation
- Stock
Which of the following technologies is/are based on the CORBA, an industry standard distributed object model and similar to RMI?
- Java applet
- Abstract window toolkit
- Java IDL
- Java beans
- Portable object adapter
Which of the following has one of the central and unique features as its ability to download the definition of an object's class, if the class is not defined in the receiver's java virtual machine?
- Optimized method invocation
- Abstract window toolkit
- Java applet
- Remote method invocation
- Remote interface
The CORBA products that support the java programming language include a popular java ORB from Inprise Corporation. What is it known as?
- OrbixWeb
- VisiBroker for java
- WebSphere
- Java applet
- Alarm
Which of the following models for object activation defined by BOA is that the server is started by an entity other than the BOA?
- Unshared server
- OrbixWeb
- Java beans
- EJB server provider
- Java applet
Which of the following CORBA services supports queries on objects?
- Events
- Transaction
- WebSphere
- Stock
- Query
Which of the following swing components is/are button like objects that can trigger specific actions in a program?
- JMenuItem
- JMenu
- JRadioButtonMenuItem
- javax.swing.table
- Alarm
A server runs on a specific computer and has ___________ that is bound to a specific port number.
- java applet
- java socket
- filter
- java beans
- portable object adapter
Which of the following technologies help you to write java applications that manage the activity such as sending queries and updating statements to the database?
- JDBC
- JDBC driver manager
- JDBC-ODBC bridge
- JDBC URL
- execute()
Which of the following technologies allows developer to extend and customize any java-enabled server such as an application server or any custom server?
- Java beans
- Java servlets
- Java applets
- The java 2 ORB
- Naming