Given an HttpServletRequest request and HttpServletResponse response,which sets a cookie "username"with the value "joe" in a servlet?()
For an HttpServletResponse response,which two create a custom header?()
Given an HttpServletRequest request and an HttpServletResponse response: 41.HttpSession session = null; 42.// insert code here 43.if(session == null) { 44.// do something if session does not exist 45.} else { 46.// do something if session exists47. } To implement the design intent,which statement must be inserted at line 42?()
下面关于HttpServletResponse接口描述正确的是()
有关HttpServletRequest对象和HttpServletResponse对象的基本概念错误的是()。
Servlet中,HttpServletResponse的()方法用来把一个Http请求重定向到另外的URL。
HttpServletResponse的()方法用于将一个HTTP请求重定向到另一个URL.
在JSP页面中,类型为HttpServletResponse的内置对象是()。