网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)

Which the statement is true about web container session management()?

  • A、 Access to session-scoped attributes is guaranteed to be thread-safe by the web container.
  • B、 To activate URL rewriting, the developer must use the HttpServletResponse.setURLRewriting method.
  • C、 If the web application uses HTTPS, then the web container may use the data on the HTTPS request stream to identify the client.
  • D、 The JSESSIONID cookie is stored permanently on the client so that a user may return to the web application and the web container will rejoin that session.

参考答案

更多 “Which the statement is true about web container session management()?A、 Access to session-scoped attributes is guaranteed to be thread-safe by the web container.B、 To activate URL rewriting, the developer must use the HttpServletResponse.setURLRewriting method.C、 If the web application uses HTTPS, then the web container may use the data on the HTTPS request stream to identify the client.D、 The JSESSIONID cookie is stored permanently on the client so that a user may return to the web application and the web container will rejoin that session.” 相关考题
考题 什么是分层窗格?()A、分层窗格用于在一块区域中显示不同的内容;B、分层窗格是一个虚拟的组件,实际是框架的显示程序;C、分层窗格用于显示组件的边框;D、分层窗格是一个可以有多层的容器,作用是让相互重叠的组件可以按照它们重叠的次序显示,上层的组件覆盖在下层组件之上;

考题 1. class TestA {  2. TestB b;  3. TestA() {  4. b = new TestB(this);  5. }  6. }  7. class TestB {  8. TestA a;  9. TestB(TestA a) {  10. this.a = a;  11. }  12. }  13. class TestAll {  14. public static void main (String args[]) {  15. new TestAll().makeThings(); 16. // ...code continues on  17. }  18. void makeThings() {  19. TestA test = new TestA(); 20. }  21. }  Which two statements are true after line 15, before main completes?()A、 Line 15 causes a stack overflow.B、 An exception is thrown at runtime.C、 The object referenced by a is eligible for garbage collection.D、 The object referenced by b is eligible for garbage collection.E、 The object referenced by a is not eligible for garbage collection.F、 The object referenced by b is not eligible for garbage collection.

考题 如果没有布局管理器,那么组件如何排列?() A、 按照边界型布局的形式排列B、 按照流式布局的形式排列C、 按照表格式布局的形式排列D、 设计者需要给出每个组件的坐标位置,组件按坐标位置放置

考题 现有如下包结构:  com |-- x | |-- Alpha.class | | | |-- y | |-- Beta.class | |-- Gamma.class  和类:  class Test { Alpha a; Beta b; Gamma c; }  哪三个必须加入到类 Test 中,以使其通过编译?()A、package y;B、package com;C、import com.x.*;D、import com.x.y.*

考题 将7723810的各位数字打乱排序,可组成的不同的7位自然数的个数是()。A、1080B、2160C、3240D、4320E、5040

考题 Which path, relative to a web application’s root, identifies the web application’s deployment descriptor?()A、 /conf/web.xmlB、 /WEB-INF/web.xmlC、 /conf/server.xmlD、 /META-INF/web.xmlE、 /WEB-INF/rules.xmlF、 /META-INF/server. Xml

考题 public class Delta {  static boolean foo(char c) {  System.out.print(c);  return true;  }  public static void main( String[] argv ) {  int i =0;  for ( foo(‘A’); foo(‘B’)(i2); foo(‘C’)){  i++ ;  foo(‘D’);  }  }  }  What is the result?()  A、 ABDCBDCBB、 ABCDABCDC、 Compilation fails.D、 An exception is thrown at runtime.

考题 public class Pet{   private String name;   public Pet(){   System.out.print(1);  }   public Pet(String name){   System.out.print(2);   }  }   public class Dog extends Pet{  public Dog(){   System.out.print(4);  }   public Dog(String name){   //这里隐藏了一句代码:super.pet();   this();   System.out.print(3);  }  }   执行new Dog(“棕熊”);后程序输出是哪项?() A、 143B、 423C、 243D、 1134