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EJB 面试题与答案

Test your skills through the online practice test: EJB Quiz Online Practice Test

问题 41. What are the two important TCP Socket classes?

Socket and ServerSocket.
ServerSocket is used for normal two-way socket communication. Socket class allows us to read and write through the sockets. getInputStream() and getOutputStream() are the two methods available in Socket class.

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问题 42. What technologies are included in J2EE?

The main technologies in J2EE are: Enterprise JavaBeansTM (EJBsTM), JavaServer PagesTM (JSPsTM), Java Servlets, the Java Naming and Directory InterfaceTM (JNDITM), the Java Transaction API (JTA), CORBA, and the JDBCTM data access API.

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问题 43. What is the difference between EJB and Java beans?

EJB is a specification for J2EE server, not a product; Java beans may be a graphical component in IDE.

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问题 44. What is in-memory replication?

The process by which the contents in the memory of one physical m/c are replicated in all the m/c in the cluster is called in-memory replication.

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问题 45. What is Ripple Effect?

The process of propagating the changes in the properties of a server group during runtime to all the associated clones is called Ripple Effect.

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通过聚焦学习路径、模拟测试和面试实战内容持续提升技能。

EJB 面试题与答案

相关差异对比

相关差异对比

问题 41. What are the two important TCP Socket classes?

问题 42. What technologies are included in J2EE?

问题 43. What is the difference between EJB and Java beans?

问题 44. What is in-memory replication?

问题 45. What is Ripple Effect?

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