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Oracle 1Z0-900 Exam Syllabus Topics:
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NEW QUESTION 17
Given a JSL document describing a batch job:
How do you initiate a batch job?
- A. Call BatchRunTime.initialize(''ProductLoadJob'');
- B. Get the JobOperatorobject from BatchRuntimeand call its start()method.
- C. Get the JobExecutionobject from BatchRuntimeand call its start()method.
- D. Get the JobExecutionobject from BatchRuntimeand set its status to JobStatus.INITIATED.
Answer: C
NEW QUESTION 18
Which three statements are true for an expense destination transfers that does NOT require a receipt at destination inventory organization?
- A. There is no put away transaction in Inventory since the item is expensed.
- B. A receipt is required on interorganization expense destination transfer orders between the from and to organizations.
- C. The transfer order is considered received and delivered at the time of shipment.
- D. There is no cost associated to the transaction.
- E. The destination inventory is not incremented.
Answer: A,D,E
NEW QUESTION 19
Given:
What code needs to be added to line 1 for MyMapper bean instances to be correctly passivated?
- A. @Stateful @PassivationCapable
- B. @Stateless
- C. @Stateless @PassivationCapable
- D. @Stateful
Answer: D
Explanation:
Explanation/Reference:
Reference: https://docs.oracle.com/javaee/6/tutorial/doc/giplj.html#gipln
NEW QUESTION 20
How can a servlet indicate to the browser that cookie data should be sent over a secure connection?
- A. Set the ENCRYPT header in the response.
- B. Call the getSecure(true) method on the cookie object.
- C. Configure SessionTrackingMode.SSL on the ServletContext object.
- D. Encrypt the cookie data. The browser automatically sends encrypted data over a secure connection.
Answer: B
NEW QUESTION 21
Given an HttpServletRequestrequest and an EJB SessionContext ctx.
Which is a valid way to retrieve the Principal invoking either behavior?
- A. request.getUserPrincipal()and ctx.getCallerPrincipal()
- B. request.getCallerPrincipal() and ctx.getUserPrincipal()
- C. request.getCallerPrincipal()and ctx.getCallerPrincipal()
- D. request.getUserPrincipal()and ctx.getUserPrincipal()
Answer: C
NEW QUESTION 22
Which class do you use to handle an incoming JSON Message as a stream?
- A. JsonReader
- B. JsonParser
- C. JsonObjectBuilder
- D. JsonObject
Answer: A
NEW QUESTION 23
Given the code fragment:
Which method should be used on line 3 to enable default validation mechanism?
- A. u.setProperty(Schema)
- B. u.setEventHandler(ValidationEventHandler)
- C. u.setProperty(String, Object)
- D. u.setAdapter(XmlAdapter)
Answer: D
NEW QUESTION 24
Given the code fragment:
How are transactions managed?
- A. through a single transaction for the entire JMS Topic
- B. through a single shared transaction in the JMS Context
- C. through a separate transaction per JMS Consumer
- D. through a single shared transaction across the connection factory
Answer: B
NEW QUESTION 25
Given:
You are creating an Alarm management system. When you create a new alarm, you want it to create an alert that is triggered once at the specified time.
Which method should you call on Line 9 to create the timer?
- A. timerService.createIntervalTimer(alarmDate, -l, config);
- B. timerService.createCalendarTimer(alarmDate, config);
- C. timerService.createSingleActionTimer(alarmDate, config);
- D. timerService.createTimer(alarmDate, -l, config);
Answer: D
Explanation:
Explanation
Reference https://docs.oracle.com/javaee/6/api/javax/ejb/TimerService.html
NEW QUESTION 26
Your customer is managing a large sales team divided in two different geographies in the USA. They have the Est Coast sales team and the Central sales team. Both teams are handled by one manager and perform the same function.
Your customer wants to track the expenses of the two teams separately; however, they do not consider them different as they are handled by one manager only.
How will you fulfill the requirement?
- A. Define them as two separate departments and a single cost center.
- B. Define them as a single department and two separate cost centers.
- C. Define them as one department and one cost center.
- D. It is not possible to fulfill the requirement.
Answer: B
NEW QUESTION 27
You have a set up min-max planning at the subinventory level with the following to source item AS12312 for Organization: M1:
* Source Type: Organization
* Organization: M1
What type of supply request will be generated?
- A. Intraorganization transfer order
- B. Internal Requisition
- C. Purchase Requisition
- D. Movement request
- E. None; this is an invalid setup
Answer: A
NEW QUESTION 28
Which interface should you implement if you want to be alerted to the lifecycle events surrounding your task being executed by a ManagedExecutorService?
- A. the ManagedTaskListener interface
- B. the TaskEventListener interface
- C. the ManagedExecutorTask interface
- D. the Runnable Interface
Answer: A
Explanation:
Explanation
Reference
https://github.com/javaee/concurrency-ee-spec/blob/master/api/src/main/java/javax/enterprise/concurrent/Manag
NEW QUESTION 29
Given the code fragment:
What output will be returned when this servlet is called a GET request?
- A. Service() method called.
- B. GET() method called.
- C. Service() method called.Get() method called.
- D. An HTTP error
Answer: A
NEW QUESTION 30
Given the code fragment:
Which URL triggers the invocation of the getEmployee() method?
- A. <base url>/Employees/89724
- B. <base url>/Employees/J6349
- C. <base url>/Employees/id:a7280
- D. <base url>/Employees/id/J6349
Answer: B
NEW QUESTION 31
How can you configure, in a portable way, the number of threads used by a ManagedExecutorService?
- A. This cannot be done because this configuration is dependent on the Java EE Product Provider.
- B. using the ManagedExecutorsutility class to define the execution properties
- C. programmatically, using a ManagedExecutorService
- D. configuring the thread pool info in the deployment descriptor
Answer: C
NEW QUESTION 32
You need to develop a chat application, which allows the display of emoticons and images together with text messages.
How should you configure a WebSocket endpoints to receive both text and binary messages?
- A. Create two @onMessagemethods, each with appropriate decoder attribute in the same endpoint.
- B. You can achieve this only by creating separate WebSocket endpoints for each message type.
- C. Define the @onMessagemethods in your endpoint with Objectas parameter and check the actual type in your code.
- D. Create two @onMessagemethods in the same endpoint with appropriate parameter types.
Answer: A
Explanation:
Explanation/Reference: https://abhirockzz.gitbooks.io/java-websocket-api-handbook/content/Receiving%20Messages.html
NEW QUESTION 33
Your organization is using min-max planning to replenish stock and the planning parameters are set at item organization level with a default subinventory.
Item: A, Min Qty: 25, Max Qty: 150 and Current Level: 20
The item above is purchased from a supplier. Although there is subinventory on hand, the subinventory is below the minimum required level. This should trigger a Min-Max report entry, but the requisition is not generated. Why?
- A. Min-Max planning can be performed at the Organization level.
- B. Rounding the Reorder Quantity is disabled.
- C. Item is not defined in Manage Item Subinventories.
- D. Fixed lot multiplier is not set.
- E. No value has been set for the "Min-Max Replenishment Reorder Approval" profile.
Answer: C
NEW QUESTION 34
Which statement is true about the WS-Security standard?
- A. It is a Java EE standard for protecting SOAP services.
- B. It provides message-level security.
- C. It defines protocol-specific ways of protecting SOAP messages.
- D. It relies on HTTP security mechanism to protect SOAP messages in transmit.
Answer: B
Explanation:
Explanation/Reference: https://docs.oracle.com/cd/E19226-01/820-7627/gjiou/index.html
NEW QUESTION 35
On your JSF page, you have a form in which you have a command button:
A user submits the form by clicking the button, and no errors occur while processing the request. Which statement is true?
- A. The actNow() and ListenCarefully() methods are executed in parallel.
- B. The actNow method is executed followed by the listenCarefully() method.
- C. The listenCarefully() method is executed followed by the actNow() method.
- D. The actNow() method controls the condition upon which the listenCarefully() method is allowed to be executed.
Answer: C
NEW QUESTION 36
Which type allows you to share servlet attributes across your entire web application?
- A. ServletRequest
- B. ServletContext
- C. HttpSession
- D. ServletConfig
Answer: B
Explanation:
Explanation
Reference
https://stackoverflow.com/questions/123657/how-can-i-share-a-variable-or-object-between-two-or-more-servlets
NEW QUESTION 37
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