SCWCD(310-083)單項選擇題每日一練(2019.01.25)

You have a new IT manager that has mandated that all JSPs must be refactored to include no scritpletcode. The IT manager has asked you to enforce this.
Which deployment descriptor element will satisfy thisconstraint？（）

Given a Filter class definition with this method：
21.public void doFilter（ServletRequest request，
22.ServletResponse response，
23.FilterChain chain）
24.throws ServletException， IOException {
25.// insert code here26. }
Which should you insert at line 25 to properly invoke the next filter in the chain，or the target servlet if thereare no more filters？（）

You need to create a JSP that generates some JavaScript code to populate an array of strings used on the client-side.
Which JSP code snippet will create this array？（）

Given this fragment from a Java EE deployment descriptor：
124. <welcome-file>beta.html</welcome-file>
125. <welcome-file>alpha.html</welcome-file> And this request from a browser：http：//www.sun.com/SCWCDtestApp/register
Which statement is correct，when the container receives this request？（）