1Z0-858 Exam Questions & Answers

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1Z0-858 Exam Questions & Answers

Vendor: Oracle

Certifications: Others Oracle Certifications

Exam Code: 1Z0-858

Exam Name: Java Enterprise Edition 5 Web Component Developer Certified Professional Exam

Updated:

Q&As: 276

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1Z0-858 Online Practice Questions and Answers

Questions 1

A developer has created a web application that includes a servlet for each use case in the application. These servlets have become rather difficult to maintain because the request processing methods have become very large. There is also common processing code in many servlets because these use cases are very similar. Which two design patterns can be used together to refactor and simplify this web application? (Choose two.)

A. Proxy

B. View Helper

C. Front Controller

D. Session Facade

E. Business Delegate

F. Model-View-Controller

Show Answer
Questions 2

In which two locations can library dependencies be defined for a web application? (Choose two.)

A. the web application deployment descriptor

B. the /META-INF/dependencies.xml file

C. the /META-INF/MANIFEST.MF manifest file

D. the /META-INF/MANIFEST.MF manifest of a JAR in the web application classpath

Show Answer
Questions 3

Which is a benefit of precompiling a JSP page?

A. It avoids initialization on the first request.

B. It provides the ability to debug runtime errors in the application.

C. It provides better performance on the first request for the JSP page.

D. It avoids execution of the _jspService method on the first request.

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