 Related Questions What is the difference between Stateful session beans and stateless session beans?A Stateful session What is the difference between Stateful session beans and stateless session beans?A Stateful session beans are pooled and Stateless session beans aren’t. B A Stateful session bean can persist its state through a server crash but a Stateless session bean can’t. C A Stateful session bean can remember its state with a client, like a conversation but a Stateless session bean can’t. D A Stateful session bean uses a Primary Key interface to maintain persistence. Answer: C What is the difference between stateful Session beans and Entity beans? A Stateful session beans can What is the difference between stateful Session beans and Entity beans? A Stateful session beans can survive a server crash but Entity beans can’t. B Entity beans can survive a server crash but Stateful session beans can’t. C Session beans are typically used to make calls on Entity beans. D Entity beans are typically used to make calls on Session beans. Choices B and C are correct. What’s the biggest difference between Message-Driven Beans and Entity and Session Beans?A There is no difference in structure between Message-Driven Beans and Entity and Session Beans. They all have Home, Remote interfaces and a bean class. B Message-Driven beans don’t have a Home interface. C A Message-Driven bean is different from Session Beans because its state is persisted. D Clients don’t access Message-Driven beans through interfaces. Choices B and D are correct. Your have been contracted by a company to help them improve the performance of their sales application. You have suggested that the hardware the application is currently deployed on (2 web servers and a database server) be migrated to 3 web servers, an application server and a database server (all on different machines.) You assure them that all the software re-writes needed will be well worth it in the end. What are the characteristics of your suggested architecture?A Fat Clients B Thin Choices B, C and D are correct. What is the difference between the abstract factory pattern and the factory method pattern?A The factory method makes objects that should be used together. This is not the case for the abstract factory. B The abstract factory pattern provides an interface for creating a family of objects whereas factory method provides an interface for creating one object C In the abstract factory pattern the objects that the factory makes are to be used together. This is not necessarily true in the factory Answer: B Tags : Abstract You overheard two colleagues arguing about the difference between Localization and Internationalization. They turn to you to ask you to settle the argument. What is the difference between Localization and Internationalization?A Internationalization is the process of preparing a program to be used in a country other than England. B Internationalization is the process of preparing a program to be used in any country. C Localization is the process of preparing a program to be used in a country Answer: B What is the difference between composite aggregation and normal aggregation?A Aggregation defines a part of relationship but both objects can exist independently. But with composite aggregation if one part is removed then the other part will be removed. Think of a plane the wings have a composite aggregation relationship with the body of the plane. B Composite Aggregation defines a part of relationship but both objects can exist independently. But with aggregation if one part is removed Answer: A What is the difference between Maintainability and Manageability in Software Engineering?A Manageability is the ability to correct flaws in the system whereas maintainability is the ability to ensure the continued health of the system. B Maintainability is the ability to correct flaws in the system whereas manageability is the ability to ensure the continued health of the system. C Maintainability deals with ensuring that the system is always reliable and accessible whereas manageability Answer: B What is the difference in the Java Security model between JDK 1.1 and JDK1.2 with regards to applets?A There is no difference between the two JDK versions in question. Applets are always confined to the sandbox. B In JDK 1.1, applets are never trusted and in JDK 1.2 they always are. C JDK 1.2 fixed a flaw in the JDK 1.1 security policy. There are no security holes in JDK 1.2 because Applets are never trusted. D In JDK 1.1 only signed applets were trusted whereas in JDK 1.2, any applet Answer: D Latest Answer : absolute url is of the form "http://localhost:8080/jsp-examples/jsp/index.jsp" as vani rao says its a direct and straight way of identifyig a servlet or jsp or a html or a applet which is available in a container...then relative url is once after reaching ... Read Answers (2) | Asked by : pramendra
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