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Oracle 1Z0-858 Exam Syllabus Topics:
| Section | Objectives |
| Topic 1: Web Application Security | - Authentication and authorization
- Declarative security
|
| Topic 2: Web Application Deployment | - Packaging and deployment of WAR files
- Application server configuration
|
| Topic 3: Web Application Design and Architecture | - Model-View-Controller (MVC) pattern
- Deployment descriptors (web.xml)
|
| Topic 4: JavaServer Pages (JSP) | - Expression Language (EL)
- Custom tags and JSTL
- JSP syntax and lifecycle
|
| Topic 5: Servlet Technology | - Session management
- Servlet lifecycle and architecture
- Filters and listeners
- Request and response handling
|
Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:
DRAG DROP
Click the Task button.
Place the code snippets in the proper order to construct the JSP code to import static content into a JSP page at translation-time.

Reveal Solution
Discussion
Correct Answer:

Given a web application in which the request parameter productID contains a product identifier. Which two EL expressions evaluate the value of the productID? (Choose two.)
- A. ${productID}
- B. ${param.productID}
- C. ${paramValues.productID[0]}
- D. ${paramValues.productID}
- E. ${params.productID}
- F. ${params.productID[1]}
- G. ${pageContext.request.productID}
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Discussion
Which method must be used to encode a URL passed as an argument to HttpServletResponse.sendRedirect when using URL rewriting for session tracking?
- A. HttpServletResponse.encodeRedirectURL
- B. ServletResponse.encodeRedirectURL
- C. ServletResponse.encodeURL
- D. HttpServletResponse.encodeURL
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Discussion
A developer for the company web site has been told that users may turn off cookie support in their browsers. What must the developer do to ensure that these customers can still use the web application?
- A. The developer must ensure that every URL is properly encoded using the appropriate URL rewriting APIs.
- B. The developer can ignore this issue. Web containers are required to support automatic URL rewriting when cookies are not supported.
- C. The developer must add the string ?id=<sessionid> to the end of every URL to ensure that the conversation with the browser can continue.
- D. The developer must provide an alternate mechanism for managing sessions and abandon the HttpSession mechanism entirely.
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Discussion
You are building a dating web site. The client's date of birth is collected along with lots of other information. You have created an EL function with the signature: calcAge(java.util.Date):int and it is assigned to the name, age, in the namespace, funct. In one of your JSPs you need to print a special message to clients who are younger than 25. Which EL code snippet will return true for this condition?
- A. ${calcAge(client.birthDate) < 25}
- B. ${funct:age(client.birthDate) < 25}
- C. ${calcAge[client.birthDate] < 25}
- D. ${funct:calcAge[client.birthDate] < 25}
- E. ${funct:age[client.birthDate] < 25}
- F. ${funct:calcAge(client.birthDate) < 25}
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Discussion