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Java and Middleware 1z0-807 Exam Dumps

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Total 89 questions

Java EE 6 Enterprise Architect Certified Master Exam Questions and Answers

Question 5

A manufacturing company has a large investment in a legacy Inventory Management System (IMS) developed with third-party technologies. You have been asked to design a Java EE application that interacts with it.

You would like to ensure the following:

  • Minimalapplicationcodeisrequired to parsethe communicationmessages.
  • Communication isasynchronousandstateless.
  • Performance import of the existing system is minimal.

Which two technologies combined would meet these requirements?

Options:

A.

XML

B.

JSON

C.

RMI

D.

JAX-RS

E.

JAX-WS

Question 6

A company wants to design an internal website for the purpose of managing its numerous social events. The site will not have heavy traffic, but will require state to be persisted in a database. You have been tasked to complete this action item in your spare time.

Which two Java EE-based approaches are best suited for quick development?

Options:

A.

Use JPAin the web tier only.

B.

Use message-driven beans to manage the posting of events.

C.

Useyourdomain modelcomponents as JavaServer Faces (JSF) managed beans.

D.

Use an Enterprise javaBeans (EJB) container to service-inject the domain model and support a JPA deployment.

Question 7

Upper management has announced a change in a company's primary hardware supplier for the next year, the timing of this change coincides with key purchases that line of business department has to make in support of its Java EE application upgrade/redesign project.

You are asked to help outline a strategy to preserve the project timeline and keep hardware training costs contained.

Which recommendation will you make?

Options:

A.

Add new hardware to create a heterogeneous environment.

B.

Request another year of sales and support with the existing vendor.

C.

Request more time to consider the total cost of change to your project and to modify your budget.

D.

Use new hardware on the web tier and redeploy existing hardware to the other tiers.

Question 8

A company has been soiling a desktop based billing application that has Character User Interface (CUI) application developed by using Java. The company would like to release the next version of this application with the following features: a GUI with a pluggable look- and-feel capability and the flexibility to support multiple database vendors.

Which two technologies would you use in the new version?

Options:

A.

Swing

B.

JDBC

C.

JPA

D.

CMP

E.

AWT

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Total 89 questions