[Jan 03, 2022] 1Z0-900 Ultimate Study Guide - Exam4Labs [Q22-Q41]

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[Jan 03, 2022] 1Z0-900 Ultimate Study Guide -  Exam4Labs

Ultimate Guide to Prepare 1Z0-900 Certification Exam for Java EE and Web Services in 2022


Oracle 1Z0-900 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Create sessionEJB components containing synchronous and asynchronous business methods
  • Demonstrate understanding of the relationship between bean components
Topic 2
  • Create REST Services and clients using JAX-RS API
  • Create REST Services and clients using JAX-RS API
Topic 3
  • Handle errors using Servlets and Java Server Pages
  • Describe JSP syntax, use tag libraries and Expression Language (EL)
Topic 4
  • Use Entity Manager to perform database operations, transactions and locking with JPA entities
  • Create and execute JPQL statements
Topic 5
  • Handle entity data with conversions, validations, and key generation
  • Describe Java EE 7 standards, containers, APIs, and services
Topic 6
  • Create JPA Entity and Relationship Object-Relational Mappings (ORM)
  • Produce and consume, encode and decode WebSocket messages
Topic 7
  • Define Java to XML Schema mappings to marshall and unmarshall Java Objects by using JAXB API
  • Create, package and deploy Java EE application
Topic 8
  • Manage servlet life cycle with container callback methods and WebFilters
  • Create SOAP Web Services and Clients using JAX-WS API
Topic 9
  • Create WebSocket Server and Client Endpoint Handlers using JSR 356 API and JavaScript
  • Demonstrate understanding of Enterprise JavaBeans and CDI beans

 

NEW QUESTION 22
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.createTimer(alarmDate, -l, config);
  • B. timerService.createIntervalTimer(alarmDate, -l, config);
  • C. timerService.createCalendarTimer(alarmDate, config);
  • D. timerService.createSingleActionTimer(alarmDate, config);

Answer: A

Explanation:
Explanation
Reference https://docs.oracle.com/javaee/6/api/javax/ejb/TimerService.html

 

NEW QUESTION 23
Which two statements are true in regard to using the Enterprise Structures Configuration? (Choose two.)

  • A. You cannot modify the recommendation from the tool. You must do it after you perform the initial configuration.
  • B. The guided interview-based process helps you set up the enterprise with best practices.
  • C. It allows you to create your Enterprise, Business Units, and Warehouses in a single step.
  • D. It creates the chart of accounts.
  • E. It recommends job and position structures.

Answer: B,C

 

NEW QUESTION 24
Given the code fragment:

When the context root is requested http://host:port/context, how does the container resolve this mapping?

  • A. secondServlet handles the request.
  • B. firstServlethandles the request.
  • C. thirdServlethandles the request.
  • D. The container throws an error at startup.

Answer: D

 

NEW QUESTION 25
Given the code fragments:

What code should you add to the body of the updateEmployee method in order to save pending changes to the database?

  • A. entityManager.getTransaction().begin();entityManager.merge(emp);entityManager.getTransaction().comm
  • B. entityManager.merge(emp);
  • C. Context. Ctx = new InitialContext();UserTransaction utx
    (UserTransaction)ctx.lookup("java:comp/UserTransaction");utx.begin();entityManager.merge(emp);utx.co entityManager.lock(emp);EntityManager.merge(emp);

Answer: C

 

NEW QUESTION 26
During Cloud Inventory implementation your customer requires you to enable the Oracle Transactional Business Intelligence (OTBI) KPI to review the list of standard reports which is useful for their current business scenario. When navigating to reports and analytics, the warehouse dashboard doesn't show any KPI watchlist.
Identify two causes. (Choose two.)

  • A. Logistics Business Intelligence Analytics is not implemented.
  • B. Logistics Business Intelligence Analytics is enabled.
  • C. Supply Chain and Order Management Business Intelligence Analytics is not enabled.
  • D. Organization is not enabled for warehousing.
  • E. Data permissions for the organization being referenced are not set up.

Answer: A,C

 

NEW QUESTION 27
Given the code fragment:

How are transactions managed?

  • A. through a single shared transaction in the JMS Context
  • B. through a single shared transaction across the connection factory
  • C. through a single transaction for the entire JMS Topic
  • D. through a separate transaction per JMS Consumer

Answer: A

 

NEW QUESTION 28
Your customer wants to prevent customer shipments out of a specific subventory. They are setting up a material status to control this.
Which transaction do they need to disallow?

  • A. Miscellaneous Issue
  • B. Sales Order Pick
  • C. Ship Confirm
  • D. Sales Order Issue
  • E. Move Request Putaway.

Answer: D

 

NEW QUESTION 29
Your organization performs a restock via a transfer order between inventory organizations, using the following parameters for processing:
Transfer Type: In-transit transfer type
Receipt Routing: Standard
Transfer Order Required: Yes
During the process, the receiving organization wants to make a change to the transfer order line.
After which fulfillment stage will they no longer be able to change the transfer order?

  • A. Awaiting Billing
  • B. Awaiting Receiving
  • C. Closed
  • D. Ship Confirm
  • E. Awaiting Fulfillment

Answer: C

Explanation:
Explanation

 

NEW QUESTION 30
Given:

Which client-side Java method will send the employee object to the WebSocket Server Endpoint?

  • A. container.send(employee);
  • B. remote.sendObject(employee);
  • C. session.send(employee);
  • D. session.post(employee);

Answer: D

 

NEW QUESTION 31
Which two approaches would result in the current date being added to the output of a JSP? (Choose two.)

  • A. <%= out.printIn(new java.util.Date()) %>
  • B. <% out.printIn(new java.util.Date()); %>
  • C. <% System.out.printIn(new java.util.Date()); %>
  • D. <%= new java.util.Date() %>

Answer: A,D

Explanation:
Explanation
Reference
http://www.ntu.edu.sg/home/ehchua/programming/java/javaserverpages.html

 

NEW QUESTION 32
You have been assigned to the Widget Editor portion of an application. It contains a Widget Editor Facelet page, the Widget class, and a simple WidgetEditor backing bean, which contains a reference to the current Widget instance.
Given the code fragment from the Widget class:

Given the code fragment from the Facelet page:

The page displays Conversion Error when a user fills out all the form fields and clicks the Save button.
Which step do you perform to fix this problem?

  • A. Replace Line 1 with:<h: inputText
    id="createDate"value="#{widgetEditor.widget.createdDate}"converter="java.util.Date"/>
  • B. Insert <f:convertDateTime"/> at Line 1
  • C. Replace Line 1 with:<h:inputText
    id="createDate"value="#{widgetEditor.widget.createdDate}"><f:convertDateTime pattern="dd-mm-yyyy"/></h:inputText>
  • D. Enclose the code fragment within the <f:view/> tag

Answer: C

 

NEW QUESTION 33
Which type allows you to share servlet attributes across your entire web application?

  • A. HttpSession
  • B. ServletRequest
  • C. ServletContext
  • D. ServletConfig

Answer: C

Explanation:
Explanation
Reference
https://stackoverflow.com/questions/123657/how-can-i-share-a-variable-or-object-between-two-or-more-servlets

 

NEW QUESTION 34
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.createTimer(alarmDate, -l, config);
  • B. timerService.createIntervalTimer(alarmDate, -l, config);
  • C. timerService.createCalendarTimer(alarmDate, config);
  • D. timerService.createSingleActionTimer(alarmDate, config);

Answer: A

Explanation:
Explanation/Reference: https://docs.oracle.com/javaee/6/api/javax/ejb/TimerService.html

 

NEW QUESTION 35
Given:

If an exception is thrown inside the if block, what effect will it have on the transaction?

  • A. The transaction will be committed.
  • B. The transaction will be suspended.
  • C. The transaction will be rolled back.

Answer: C

 

NEW QUESTION 36
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 method is executed followed by the listenCarefully() method.
  • B. The listenCarefully() method is executed followed by the actNow() method.
  • C. The actNow() and ListenCarefully() methods are executed in parallel.
  • D. The actNow() method controls the condition upon which the listenCarefully() method is allowed to be executed.

Answer: B

 

NEW QUESTION 37
Which two elements CANNOT be injected by using an @Inject annotation? (Choose two.)

  • A. instance fields declared final
  • B. static fields
  • C. concrete methods
  • D. abstract methods

Answer: A,D

Explanation:
Explanation/Reference:
Reference: https://docs.oracle.com/javaee/6/api/javax/inject/Inject.html

 

NEW QUESTION 38
You need to load on-hand balances for go live. Which template should be used for this?

  • A. InventoryBalanceImportTemplate.xlsm
  • B. InventoryTransactionImportTemplate.xlsm
  • C. InventoryOnHandBalanceTemplate.xlsm
  • D. InventoryReservationImportTemplate.xlsm
  • E. InventoryMiscellaneousTrxTemplate.xlsm

Answer: B

 

NEW QUESTION 39
Identify two statements that are true about the cost-organization relationship.

  • A. Costing Item Validation Organization can only be Item Master Organization of the underlying inventory organizations.
  • B. The inventory organizations that are assigned to a cost organization must all belong to the same legal entity.
  • C. Costing Item Validation Organization is used to default the Unit of Measure for costing calculations.
  • D. Only Inventory organizations belonging to different Item Master Organizations can be part of a cost organization.

Answer: B,C

 

NEW QUESTION 40
Given the code fragment:

Which URL triggers the invocation of the getEmployee () method?

  • A. <base url>/Employees/J6349
  • B. <base url>/Employees/id/J6349
  • C. <base url>/Employees/89724
  • D. <base url>/Employees/id:a7280

Answer: A

 

NEW QUESTION 41
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Java EE and Web Services Fundamentals-1Z0-900 Exam-Practice-Dumps: https://www.exam4labs.com/1Z0-900-practice-torrent.html

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