华腾 软件学院 J2EE 最新面试常见问题题库
1
华腾软件学院 项目部
就业面试题
2009
2009
2009
2009 年
6
6
6
6
月
华腾 软件学院 J2EE 最新面试常见问题题库
2
目录
数据结构：
...................................................................................................................................................................................
...................................................................................................................................................................................
...................................................................................................................................................................................
...................................................................................................................................................................................
3
3
3
3
用
JAVA
代码实现链表？
(
代码
) ........................................................................................................................................... 3
用
JAVA
代码实现基本的二叉树？
(
代码
) ......................................................................................................................... 4
用
JAVA
代码实现栈结构？
(
代码
) ....................................................................................................................................... 5
算法：
............................................................................................................................................................................................
............................................................................................................................................................................................
............................................................................................................................................................................................
............................................................................................................................................................................................
7
7
7
7
各种排序的算法？
(
代码
) ..................................................................................................................................................... 7
各种排序的优点和使用场合？
........................................................................................................................................... 8
递归算法的使用和使用场合
............................................................................................................................................... 9
模式：
............................................................................................................................................................................................
............................................................................................................................................................................................
............................................................................................................................................................................................
............................................................................................................................................................................................
9
9
9
9
设计模式的分类？每种类型的作用？
............................................................................................................................. 9
什么是工厂模式？在程序中如何使用？
....................................................................................................................... 11
什么是单例，多例模式？在程序中如何使用？
......................................................................................................... 11
什么是适配器模式？在程序中如何使用？
..................................................................................................................
13
JAV A
JAV A
JAV A
JAV A 基础：
..............................................................................................................................................................................
..............................................................................................................................................................................
..............................................................................................................................................................................
..............................................................................................................................................................................
16
16
16
16
描述面向对象特征？用一个例子说明，比方说车？
................................................................................................
16
对象实例化方式？有什么区别？
....................................................................................................................................
16
基本数据类型有那些？它和包装类的区别？
..............................................................................................................
17
L INKED L IST 、 A
RRAY
L
IST 和 V ECTOR 集合类型的区别和联系？
............................................................................
18
HASHMAP ， HASHTABLE ， T REE M AP
,
W EAK H ASH M AP 的区别和联系？
.................................................................
18
类反射的作用和使用场合？
.............................................................................................................................................
19
什么是线程同步？
...............................................................................................................................................................
19
序列化的作用？
...................................................................................................................................................................
20
WEB
WEB
WEB
WEB ：
........................................................................................................................................................................................
........................................................................................................................................................................................
........................................................................................................................................................................................
........................................................................................................................................................................................
22
22
22
22
GBK
，
GB
2312 ，
GB
18030, UTF -8 字符集类型的区别？
..............................................................................................
22
过滤器如何配置
(
JAVAX
.
SERVLET .F
ILTER
)
？
....................................................................................................................
23
如何使用 REQUEST ， FORWORD ， INCLUDE ， ERROR 过滤器
.......................................................................................
24
网页：
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
27
27
27
27
不同浏览器的 JS 如何兼容？
...........................................................................................................................................
27
STRUTS
STRUTS
STRUTS
STRUTS ：
.................................................................................................................................................................................
.................................................................................................................................................................................
.................................................................................................................................................................................
.................................................................................................................................................................................
28
28
28
28
MVC 设计模式与 STRUTS 的联系？
................................................................................................................................
28
STRUTS 控制器有那些关键类？
........................................................................................................................................
28
STRUTS 标签库的分类？在程序中常用的是那些，如何使用？
..............................................................................
30
STRUTS 生命周期？
..............................................................................................................................................................
30
HIBERNATE
HIBERNATE
HIBERNATE
HIBERNATE ：
........................................................................................................................................................................
........................................................................................................................................................................
........................................................................................................................................................................
........................................................................................................................................................................
31
31
31
31
什么是 ORM ？
.....................................................................................................................................................................
31
HIBERNATE 的优点和缺点？
...............................................................................................................................................
32
华腾 软件学院 J2EE 最新面试常见问题题库
3
HIBERNATE 与 JDBC 的区别？
..........................................................................................................................................
32
HIBERNATE 中 DIALECT ， LAZY ， INVERSE ， CASCADE 属性的用途？
......................................................................
33
HIBERNATE 中延迟加载的用途和使用场合？
...............................................................................................................
34
HIBERNATE 中如何配置 ORACLE 序列
..............................................................................................................................
38
HIBERNATE 中缓存是什么？
...............................................................................................................................................
38
HIBERNATE 的生命周期？
...................................................................................................................................................
41
O PEN S ESSION
I
N V IEW F ILTER 在程序中使用？
...............................................................................................................
41
HIBERNATE 中有几种检索方式？每种方式的区别？
..................................................................................................
44
SPRING
SPRING
SPRING
SPRING ：
..................................................................................................................................................................................
..................................................................................................................................................................................
..................................................................................................................................................................................
..................................................................................................................................................................................
45
45
45
45
SSH 整合过程？
...................................................................................................................................................................
45
SPRING 的优点和缺点？
......................................................................................................................................................
46
SPRING 中的过滤器如何配置？
........................................................................................................................................
46
IOC 的解释？注入方式？在程序中的使用？
................................................................................................................
47
AOP 的解释？注入方式？在程序中的使用？
.............................................................................................................
50
SPRING 中的事务处理？
......................................................................................................................................................
51
数据库：
.....................................................................................................................................................................................
.....................................................................................................................................................................................
.....................................................................................................................................................................................
.....................................................................................................................................................................................
51
51
51
51
视图的用法？
........................................................................................................................................................................
51
数据库的优化
(
程序优化， SQL 语句优化，数据库实例优化
)
？
.............................................................................
52
ORACLE 中过程和函数的区别？
.......................................................................................................................................
55
内链接查询如何使用？
......................................................................................................................................................
55
名词解释：
.................................................................................................................................................................................
.................................................................................................................................................................................
.................................................................................................................................................................................
.................................................................................................................................................................................
55
55
55
55
华腾 软件学院 J2EE 最新面试常见问题题库
4
正文
数据结构：
用
用
用
用 java
java
java
java 代码实现链表？
代码实现链表？
代码实现链表？
代码实现链表？ (
(
(
( 代码
代码
代码
代码 )
)
)
)
public class SortableLinkedList<E extends Comparable<E>> extends LinkedList<E>
{
public void addinOrder(E target)
{
Predecessor<E> prev=this;
ListNode<E> node =getNext();
while((node!=null) && (node.getitem().compareTo(target)<0)){
prev=node;
node=node.getNext();
}
prev.setNext(new ListNode<E>(target,node));
}
/* 链表排序 */
public void insertSort(){
SortableLinkedList<E> newList =new SortableLinkedList<E>();
for(E e:this){
newList.addinOrder(e);
}
setNext(newList.getNext());
}
public static void main(String [] args)
{
SortableLinkedList<String> slist =new SortableLinkedList<String>();
slist.add("3");
slist.add("5");
slist.add("2");
slist.insertSort();
System.out.println(slist);
}
}
华腾 软件学院 J2EE 最新面试常见问题题库
5
用
用
用
用 java
java
java
java 代码实现基本的二叉树？
代码实现基本的二叉树？
代码实现基本的二叉树？
代码实现基本的二叉树？ (
(
(
( 代码
代码
代码
代码 )
)
)
)
public class Tree{
public Node root=new Node();
// 树的节点类
private class Node{
private Node left;
private Node right;
private Integer object;
}
public void add(Integer o){
if(root.object==null){
root.object=o;
return;
}
Node node=root;
while(node.object!=null){
// 小的在左边，大的在右边
if(o.compareTo(node.object) <=0){
if(node.left!=null){
node=node.left;
}else{
node.left=new Node();
node=node.left;
}
}else{
if(node.right!=null){
node=node.right;
}else{
node.right=new Node();
node=node.right;
}
}
}
node.object=o;
}
}
- 1
- 2
- 3
- 4
前往页