Servlets 面试题与答案
相关差异对比
问题 11. Why is Servlet so popular?
Because servlets are platform-independent Java classes that are compiled to platform-neutral byte code that can be loaded dynamically into and run by a Java technology-enabled Web server.
问题 12. What is servlet container?
The servlet container is a part of a Web server or application server that provides the network services over which requests and responses are sent, decodes MIME-based requests, and formats MIME-based responses. A servlet container also contains and manages servlets through their lifecycle.
问题 13. When a client request is sent to the servlet container, how does the container choose which servlet to invoke?
The servlet container determines which servlet to invoke based on the configuration of its servlets, and calls it with objects representing the request and response.
问题 14. If a servlet is not properly initialized, what exception may be thrown?
During initialization or service of a request, the servlet instance can throw an UnavailableException or a ServletException.
问题 15. Given the request path below, which are context path, servlet path and path info?
/bookstore/education/index.html
context path: /bookstore
servlet path: /education
path info: /index.html
用户评价最有帮助的内容：
- What is Servlet?
- Why is Servlet so popular?
- What is servlet container?
- When a client request is sent to the servlet container, how does the container choose which servlet to invoke?
- If a servlet is not properly initialized, what exception may be thrown?