A .无状态会话Bean
B .有状态会话Bean
C .CMP
D .BMP
[多选题] 下列属于无状态会话Bean实例有:()A . 用来转换温度的会话BeanB . 解决音频转换的高性能引擎C . 用来记录用户购买商品信息的会话BeanD . 提供一定服务的会话Bean(如天气预报等)
[多选题] 下列哪些情况适合考虑使用有状态会话bean()A . 实例化会话bean的时候,必须初始化会话bean的状态B . 在方法调用期间,会话bean需要维护成员变量的的数据C . 会话bean提供的服务不具体针对某种客户端D . 会话bean需要跨越多个方法调用,维护客户端的信息
[多选题] 下面哪些情况适合考虑使用有状态会话bean()A . 实例化会话bean的时候,必须初始化会话bean的状态B . 在方法调用期间,会话bean需要维护成员变量的数据C . 会话bean提供的服务不具体针对某种客户端D . 会话bean需要跨越多个方法调用,维护客户端的信息
[主观题]status Bean与statusless Bean的区别
[主观题]E.JB有哪几中BEAN?
[试题]E.JB 与JAVA BEAN的区别?
[试题]E.JB与JAVA BEAN的区别?
[单选题]Miss Bean respected the author by ________.A. giving him chances to answer questionsB. hitting him with a eraserC. giving him extra lessonsD. treating him as one of her students
[多选题] 选出EJB使用的Bean()A . SessionBeanB . EntityBeanC . MessageDriverBeanD . JavaBea
[单选题]To Miss Bean the most important thing for a student is to ________.A. pay close attention to what the teacher saysB. learn to think and have one’s own ideaC. keep silent and unnoticed in classD. get special attention from the teacher