Java开发人员面试宝典(DOCX 68页)

1.....基础篇.....6
1.1.....Java介绍.....6
1.2.....J2SE、J2EE、J2ME三者区别.....6
1.3.....JDK、JRE、JVM区别.....6
1.4.....JDK常用的包.....7
1.5.....Java中的基本数据类型.....7
1.6.....Java中switch接受的几种数据类型.....8
1.7.....String、StringBuffer、StringBuilder区别.....8
1.8.....Char型变量能不能存储一个汉字？.....8
1.9.....==和equals方法的区别.....8
1.10.....静态变量和实例变量的区别.....9
1.11.....Integer和int的区别.....9
1.12.....Math.round()的使用.....9
1.13.....构造器是否可以被重写.....9
1.14.....抽象类和接口的区别.....9
1.15.....新建对象有几种方式.....10
1.16.....&和&&的区别.....10
1.17.....面向对象什么特性.....11
1.18.....面向对象中多态特性.....11
1.19.....List,set,Collection,Collections.....11
1.20.....线程和进程的区别.....11
1.21.....Jvm内存结构.....12
1.22.....内存泄露和内存溢出.....12
1.23.....解析xml文件的几种技术.....12
1.24.....Dom4j与sax之间的对比.....13
1.25.....java Exception体系结构.....13
1.26.....抽象类和接口的区别.....14
1.27.....修饰符的作用.....14
1.28.....HashMap和Hashtable的区别.....14
1.29.....字节流和字符流的区别.....15
1.30.....运行异常和检查异常有何不同.....15
1.31.....error和exception的区别.....15
1.32.....举例最常用的五个运行时异常.....15
1.33.....Sleep和wait的区别.....15
1.34.....多线程有几种实现方式.....16
1.35.....启动一个线程用run还是start.....16
1.36.....List和Map的区别.....16
1.37.....说出ArrayList,Vector, LinkedList的存储性能和特性.....17
1.38.....Java序列化.....17
1.39.....堆和栈的区别.....17
1.40.....什么时候用断言.....17
1.41.....Java中会有内存泄露吗.....18
1.42.....简述反射的作用.....18
2.....Servlet篇.....19
2.1.....Servlet概述.....19
2.2.....九大隐式对象.....20
2.3.....page和pageContext的区别.....20
2.4.....GET和POST的区别.....20
2.5.....转发与重定向的区别.....20
2.6.....四大作用域介绍.....21
2.7.....session和cookie的区别.....21
2.8.....request和session的区别.....21
2.9.....报错状态码.....22
2.10.....常见协议及默认的端口号.....22
2.11.....对过滤器的理解.....22
3.....脚本篇.....23
3.1.....onready和onload的区别.....23
3.2.....对jQuery简单介绍.....23
3.3.....XML和Json的特点.....23
3.4.....对JQuery中Ajax介绍.....24
3.5.....对Ajax介绍.....24
4.....框架篇.....25
4.1.....Struts1运行原理.....25
4.2.....Struts2运行原理.....25
4.3.....Hibernate运行原理.....26
4.4.....Spring运行原理.....27
4.5.....SpringMVC运行原理.....27
4.6.....Struts1和Struts2区别.....28
4.7.....SpringMVC、Struts1和Struts2区别.....29
4.8.....Struts2在的type类型.....29
4.9.....Struts2的常用标签.....29
4.10.....Hibernate可get和load的区别.....30
4.11.....Hibernate、Ibatis、JDBC区别.....30
4.12.....Hibernate与JDBC区别.....30
4.13.....Hibernate两大配置文件.....30
4.14.....Hibernate中的事务处理.....31
4.15.....Hibernate三种状态及如何转换.....31
4.16.....Hibernate中的五大核心接口.....31
4.17.....Hibernate缓存概述.....32
4.18.....SSH概述.....32
4.19.....分页步骤.....33
4.20.....如何防止表单重复提交.....33
4.21.....通过Struts2来解决表单重复提交.....33
4.22.....拦截器.....33
5.....数据库篇.....35
5.1.....JDBC连接数据库步骤.....35
5.2.....数据库连接池.....35
5.3.....jdbc分段批量提交的时候出现异常怎么处理?.....35
5.4.....JDBC批量处理数据.....36
5.5.....Oracle分页语句.....36
5.6.....MySQL分页语句.....36
5.7.....Oracle基本数据类型.....37
5.8.....id、rowid、rownum的区别.....37
5.9.....主键和唯一索引的区别？.....37
5.10.....Preparedstatement和statement的区别.....38
5.11.....数据库三范氏.....38
5.12.....视图概述.....38
5.13.....存储过程概述.....38
5.14.....索引概述.....39
5.15.....Ibatis批量.....40
6.....业务场景篇.....42
6.1.....Spring的概述.....42
6.2.....事务概述.....43
6.3.....权限概述.....44
6.4.....OSCache业务场景.....44
6.5.....线程概述.....44
6.6.....Ajax请求Session超时问题.....45
6.7.....Java线程池概述.....46
6.8.....OSCache概述.....47
6.9.....OSCache+autocomplete+单例业务场景.....47
6.10.....缓存概述.....47
6.11.....实现页面静态化业务场景.....48
6.12.....servlet线程安全描述.....48
6.13.....(jbpm4)工作流引擎描述:.....49
6.14.....JPBM业务场景.....50
6.15.....Ant描述.....50
6.16.....FreeMarker描述.....51
6.17.....webService描述.....51
6.18.....oracle索引概述.....52
6.19.....oracle存储过程.....53
6.20.....Junit 业务场景.....53
6.21.....Apache+Tomcat 实现负载均衡及seesion复制.....53
6.22.....Ant业务场景.....54
6.23.....maven业务场景.....55
6.24.....bugfree的操作步骤.....55
6.25.....Axis2 的配置.....56
6.26.....spring定时器.....56
6.27.....Ext概述.....57
6.28.....lucene的概述.....57
6.29.....线程池作用.....58
6.30.....jbpm是如何和spring进行整合.....58
6.31.....Tomcat优化.....58
6.32.....memcached的介绍.....60
7.....优化篇.....60
7.1.....代码优化.....60
7.2.....业务优化.....61
7.3.....sql优化.....61
7.4.....防sql注入.....63
7.5.....数据库中常用术语.....65
7.6.....深入java虚拟机以及大数据.....65
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