Exam Name: Java Enterprise Edition 5 Web Component Developer Certified Professional Exam
Certification Provider: Oracle
Corresponding Certification: Java Technology
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Check Updated on: Sep 18, 2026
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Oracle 1Z0-858 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Web Application Deployment | - Packaging and deployment of WAR files - Application server configuration |
| Topic 2: JavaServer Pages (JSP) | - Custom tags and JSTL - Expression Language (EL) - JSP syntax and lifecycle |
| Topic 3: Web Application Design and Architecture | - Model-View-Controller (MVC) pattern - Deployment descriptors (web.xml) |
| Topic 4: Servlet Technology | - Request and response handling - Filters and listeners - Servlet lifecycle and architecture - Session management |
| Topic 5: Web Application Security | - Authentication and authorization - Declarative security |
Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:
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 exists
47.
}
To implement the design intent, which statement must be inserted at line 42?
- A. session = request.getSession();
- B. session = request.getSession(true);
- C. session = request.getSession("jsessionid");
- D. session = request.getSession(false);
- E. session = response.getSession();
Correct Answer: D 🗳️
Given a portion of a valid Java EE web application's directory structure:
MyApp | |-- File1.html | |-- Directory1 | |-- File2.html | |-- META-INF |-- File3.html
You want to know whether File1.html, File2.html, and/or File3.html will be directly accessible by your web client's browsers.
Which statement is true?
- A. Only File2.html is directly accessible.
- B. Only File2.html and File3.html are directly accessible.
- C. All three files are directly accessible.
- D. Only File3.html is directly accessible.
- E. Only File1.html and File2.html are directly accessible.
- F. Only File1.html is directly accessible.
- G. Only File1.html and File3.html are directly accessible.
Correct Answer: E 🗳️
Which two are valid and equivalent? (Choose two.)
- A. <jsp:expr>int i;</jsp:expr>
- B. <jsp:scriptlet>int i;</jsp:scriptlet>
- C. <jsp:declaration>int i;</jsp:declaration>
- D. <%= int i; %>
- E. <%! int i; %>
Correct Answer: C,E 🗳️
Which JSP standard action can be used to import content from a resource called foo.jsp?
- A. <jsp:include file='foo.jsp' />
- B. <jsp:import>foo.jsp</jsp:import>
- C. <jsp:include>foo.jsp</jsp:include>
- D. <jsp:include page='foo.jsp' />
- E. <jsp:import page='foo.jsp' />
- F. <jsp:import file='foo.jsp' />
Correct Answer: D 🗳️
In which three directories, relative to a web application's root, may a tag library descriptor file reside when deployed directly into a web application? (Choose three.)
- A. /WEB-INF/resources
- B. /META-INF
- C. /WEB-INF
- D. /META-INF/tlds
- E. /WEB-INF/tlds
- F. /META-INF/resources
Correct Answer: A,C,E 🗳️
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