A company has been soiling a desktop based billing application that has Character User Interface (CUI) application developed by using Java. The company would like to release the next version of this application with the following features: a GUI with…
An online library wants to introduce a feature where an email notification is generated whenever a book becomes available for circulation. This notification must be sent to only those members who have expressed interest in that book. Which design pattern…
Your development team wants to use Google Guice. A previous architect assigned this request a low priority, citing the complexity of integration and no compelling benefits statements from the requesting team. The team claims that their colleagues have achieved the…
Which statements are true about Java integration technologies? A. Remote Method Invocation (RMI) helps to connect subsystems in a loosely coupled manner. B. Java Message Service (JMS) helps in synchronous messaging between Java and non-Java systems. C. JMS helps to…
A travel company re-architects its application from a two-tier to a three-tier architecture. To see what impact the new architecture has on its nonfunctional requirements (NFR), the company intends to build a prototype based on the new architecture. The company…
Which two statements describe the contact between an Enterprise JavaBeans (EJB) container and the EJBs that it hosts? A. The container provides automatic logging of all exceptions and errors generated by EJB code. B. The container provides a transparent scaling…
What are two consequences of using the Composite View pattern? A. Improves performance B. Avoids duplicate content C. Forces a whole-part dependency D. Allows tables to be reused in multiple locations E. Restricts all sub views to have a consistent…
Which option describes the design relationship between session beans and entity beans? A. Aggregation B. Separation of concerns C. Common reuse principle D. Liskov substitution principle E. Interface segregation principle
Which three web applications work best when they are designed to be server-push enabled? A. A news feed used for providing users with frequently updated news content B. A web chat that allows users to communicate using easily accessible web…
Your company requires all its developers to use a well-specified set of exception classes to model several common error conditions, many of the which are specific to its business. These exception classes are centrally maintained and come packaged in a…