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Oracle 1Z0-858 Exam Overview:

Certification Vendor:Oracle
Exam Name:Java Enterprise Edition 5 Web Component Developer Certified Professional Exam
Exam Number:1Z0-858
Real Exam Qty:60
Passing Score:66%
Exam Duration:120 minutes
Exam Format:Multiple Choice, Multiple Response
Related Certifications:Oracle Certified Professional, Java EE Web Component Developer
Available Languages:English
Exam Price:USD 245 (may vary by region)
Certificate Validity Period:Lifetime (legacy certification; subject to Oracle policy changes)
Sample Questions:Oracle 1Z0-858 Sample Questions
Exam Way:Computer-based online or testing center exam
Pre Condition:Basic knowledge of Java programming and familiarity with Java EE fundamentals is recommended
Official Syllabus URL:https://education.oracle.com/

Oracle 1Z0-858 Exam Syllabus Topics:

SectionObjectives
Topic 1: Web Application Architecture- Java EE Web tier overview
  • 1. Servlet container architecture
    • 2. Request/response lifecycle
      Topic 2: Deployment and Configuration- Web application packaging
      • 1. WAR file structure
        • 2. Deployment descriptors (web.xml)
          Topic 3: JavaServer Pages (JSP)- JSP fundamentals
          • 1. JSP implicit objects
            • 2. JSP lifecycle
              - JSP tag libraries
              • 1. Custom tags
                • 2. JSTL core tags
                  Topic 4: Web Application Security- Secure communication
                  • 1. HTTPS configuration
                    • 2. Session security considerations
                      - Authentication and authorization
                      • 1. Declarative security in web.xml
                        • 2. Role-based access control
                          Topic 5: Servlet Technology- Filters and listeners
                          • 1. Filter chaining and configuration
                            • 2. Event listeners (context/session/request)
                              - Servlet fundamentals
                              • 1. Servlet lifecycle and methods
                                • 2. Request and response objects
                                  - Session management
                                  • 1. Cookies and URL rewriting
                                    • 2. HttpSession usage
                                      Topic 6: Expression Language (EL)- EL syntax and usage
                                      • 1. Accessing scoped variables
                                        • 2. Operators and functions

                                          Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:

                                          Question #1

                                          You want to create a valid directory structure for your Java EE web application, and you want to put your web application into a WAR file called MyApp.war. Which two are true about the WAR file? (Choose two.)

                                          • A. It can instruct your Java EE container to verify, at deploy time, whether you have properly configured your application's classes.
                                          • B. At deploy time, Java EE containers add a directory called META-INF directly into the MyApp directory.
                                          • C. At deploy time, Java EE containers add a file called MANIFEST.MF directly into the MyApp directory.
                                          • D. At deploy time, Java EE containers add a directory call META-WAR directly into the MyApp directory.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,B  🗳️

                                          Question #2

                                          For manageability purposes, you have been told to add a "count" instance variable to a critical JSP Document so that a JMX MBean can track how frequent this JSP is being invoked. Which JSP code snippet must you use to declare this instance variable in the JSP Document?

                                          • A. <%! int count = 0; %>
                                          • B. <jsp:declaration> int count = 0; <jsp:declaration>
                                          • C. <jsp:declaration.instance> int count = 0; <jsp:declaration.instance>
                                          • D. <jsp:scriptlet.declaration> int count = 0; <jsp:scriptlet.declaration>
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

                                          Question #3

                                          You have built a collection of custom tags for your web application. The TLD file is located in the file: /WEB-INF/myTags.xml. You refer to these tags in your JSPs using the symbolic name: myTags. Which deployment descriptor element must you use to make this link between the symbolic name and the TLD file name?

                                          • A. <taglib>
                                            <name>myTags</name>
                                            <location>/WEB-INF/myTags.xml</location>
                                            </taglib>
                                          • B. <taglib>
                                            <taglib-uri>myTags</taglib-uri>
                                            <taglib-location>/WEB-INF/myTags.xml</taglib-location>
                                            </taglib>
                                          • C. <tags>
                                            <tags-uri>myTags</taglib-uri>
                                            <tags-location>/WEB-INF/myTags.xml</tags-location>
                                            </tags>
                                          • D. <tags>
                                            <name>myTags</name>
                                            <location>/WEB-INF/myTags.xml</location>
                                            </tags>
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

                                          Question #4

                                          Which two JSTL URL-related tags perform URL rewriting? (Choose two.)

                                          • A. import
                                          • B. link
                                          • C. url
                                          • D. redirect
                                          • E. param
                                          Reveal Solution  Discussion  0

                                          Correct Answer: C,D  🗳️

                                          Question #5

                                          Every page of your web site must include a common set of navigation menus at the top of the page. This menu is static HTML and changes frequently, so you have decided to use JSP's static import mechanism. Which JSP code snippet accomplishes this goal?

                                          • A. <%@ page import='/common/menu.html' %>
                                          • B. <%@ include file='/common/menu.html' %>
                                          • C. <%@ import page='/common/menu.html' %>
                                          • D. <%@ include page='/common/menu.html' %>
                                          • E. <%@ import file='/common/menu.html' %>
                                          • F. <%@ page include='/common/menu.html' %>
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

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