Vendor: Oracle
Exam Code: 1Z0-807
Exam Name: Java EE 6 Enterprise Architect Certified Master
Certification: Oracle Certifications
Total Questions: 90 Q&A
Updated on: Jun 02, 2026
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You are the operations architect for a large online retailer. During peak times, your set of monitored applications exhibits non-reproducible errors. The data center is growing at 50% per annum, while your team headcount remains constant.
Which method would you use to implement an affective monitoring strategy?
100% Real QandAs | 100% Real Pass
A. Use the Visitor pattern to collect per-JVM statistics and store them centrally.
B. Use the Strategy pattern to encapsulate collection logic for each JVM.
C. Use the Thread Tracker to monitor the JVMs directly.
D. Use the Observer pattern to monitor each JVM directly.
Your company provides a marketplace for industrial chemicals. You are required to offer accurate pricing and quantities to all marketplace users.
Marketplace users are globally distributed.
What is the most appropriate technology to use to satisfy this requirement?
A. Server-side distribution using JAX-WS
B. Client-side polling using JAX-RPC
C. Web services using REST
D. An enterprise messaging system
A company provides call center support for corporations world-wide. Each agent in the call center can be assigned to multiple call center customers. All the company's customers use Windows based user interfaces and it has Just signed a new customer that uses a Java EE back end and wants a rich interface.
The company is developing a user interface for the new customer with the following requirements: Customer service representatives (CSRs) must be able to work with minimal training on the application.
CSRs must be able to switch between call center systems quickly.
Screens must have a windows look and feel.
2000 agents spread across four locations must be able to use the system.
Which recommendation would you make to this company about the user interface (UI)?
A. Write the UI using JSP and JSTL.
B. Write the UI using JSPs with embedded script lets.
C. Write the UI using AJAX, Accessing servlets directly.
D. Write the UI using Java Swing and describe using JNLP.
The following table comprehensively analyzes the quality and value of Oracle Certifications 1Z0-807 exam materials.