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最新的 SCWCD 310-083 免費考試真題:

1. A developer has used this code within a servlet:
62. if(request.isUserInRole("vip")) {
63. // VIP-related logic here
64. }
What else must the developer do to ensure that the intended security goal is achieved?

A) define a group within the security realm and call it vip
B) create a user called vip in the security realm
C) declare a security-role-ref for vip in the deployment descriptor
D) define a security-role named vip in the deployment descriptor

2. A developer is designing the presentation tier for a web application that relies on a complex session bean. The session bean is still being developed and the APIs for it are NOT finalized. Any changes to the session bean API directly impacts the development of the presentation tier. Which design pattern provides a means to manage the uncertainty in the
API?

A) View Helper
B) Business Delegate
C) Intercepting Filter
D) Composite View
E) Chain of Responsibility
F) Front Controller

3. Given the element from the web application deployment descriptor:
< jsp-property-group>
< url-pattern>/main/page1.jsp</url-pattern>
< scripting-invalid>true</scripting-invalid>
< /jsp-property-group>
and given that /main/page1.jsp contains:
< % int i = 12; %>
< b><%= i %></b>
What is the result?

A) <b>12</b>
B) <% int i = 12 %>
< b><%= i %></b>
C) <b></b>
D) The JSP fails to execute.

4. A developer is designing a multi-tier web application and discovers a need to log each incoming client request. Which two patterns, taken independently, provide a solution for this problem? (Choose two.)

A) Transfer Object
B) Business Delegate
C) Intercepting Filter
D) Model-View-Controller
E) Service Locator
F) Front Controller

5. A web application uses the HttpSession mechanism to determine if a user is "logged in."
When a user supplies a valid user name and password, an HttpSession is created for that user.
The user has access to the application for only 15 minutes after logging in. The code must determine how long the user has been logged in, and if this time is greater than 15 minutes, must destroy the HttpSession.
Which method in HttpSession is used to accomplish this?

A) invalidateAfter
B) getCreationTime
C) getLastAccessedTime
D) getMaxInactiveInterval

問題與答案：