2022 Valid 1Z0-900 test answers & Oracle Exam PDF
Free Oracle 1Z0-900 Exam Questions and Answer from Training Expert GuideTorrent
Who should take the Oracle 1Z0-900: Java EE 7 Application Developer exam
The 1z0-900 exam test is designed for technical professionals who wish to improve their Java programming skills. There are no prerequisites for the 1z0-900 test; anybody with a basic understanding of Java code or an interest in studying Java may study for it. Oracle's worldwide training and certification program for IT professionals is the most comprehensive, up-to-date, and sought-after in the industry. Certification verifies your abilities and competence in the fields in which you choose to work. Oracle offers certification to candidates who wish to work on 1z0-900 and demonstrate their expertise. This 1z0-900 certification verifies a candidate's knowledge of Java programming. The topic of this test makes it tough. With the assistance of 1z0-900 practice exams, this test got simpler to grasp. We'll go through the 1z0-900 exam dumps, the 1z0-900 Certified professional salaries, and all other elements of the 1z0-900 Certification in this guide. The Java EE 7 Developer Upgrade test is designed for individuals who have previously completed the OCP Java SE 6, 7 & 8 certifications. Validating a Java developer's abilities on the current standard versions of Java are highly recommended. If you already hold a Java 6, 7, or 8 OCP certification, now is the time to upgrade to the Java EE 7 Developer Upgrade 1z0-900 exam. For 1z0-900 test preparation, use the above-mentioned study guide and get ready for the exam. The 1z0-900 practice test, as mentioned in the preparation guide, assists students in becoming acquainted with the actual exam. GuideTorrent guarantees the accuracy assisting students in passing the 1z0-900 test. Before taking the actual test, we suggest that you take 1z0-900 practice exams to improve your confidence. Before taking the actual test, we suggest that you take 1z0-900 practice exams to improve your confidence.
How to Prepare For Oracle 1Z0-900: Java EE 7 Application Developer Exam
Preparation Guide for Oracle 1Z0-900: Java EE 7 Application Developer Exam
Introduction
Oracle's worldwide training and certification program for IT professionals is the most comprehensive, up-to-date, and sought-after in the industry. Certification verifies your abilities and competence in the fields in which you choose to work. Oracle offers certification to candidates who wish to work on 1z0-900 and demonstrate their expertise. This 1z0-900 certification verifies a candidate's knowledge of Java programming. The topic of this test makes it tough. With the assistance of 1z0-900 practice exams, this test got simpler to grasp. We'll go through the 1z0-900 exam dumps, the 1z0-900 Certified professional salaries, and all other elements of the 1z0-900 Certification in this guide. The Java EE 7 Developer Upgrade test is designed for individuals who have previously completed the OCP Java SE 6, 7 & 8 certifications. Validating a Java developer's abilities on the current standard versions of Java are highly recommended. If you already hold a Java 6, 7, or 8 OCP certification, now is the time to upgrade to the Java EE 7 Developer Upgrade 1z0-900 exam. For 1z0-900 test preparation, use the above-mentioned study guide and get ready for the exam. The 1z0-900 practice test, as mentioned in the preparation guide, assists students in becoming acquainted with the actual exam. GuideTorrent guarantees the accuracy, assisting students in passing the 1z0-900 test. Before taking the actual test, we suggest that you take 1z0-900 practice exams to improve your confidence.
Competitors have also the option of testing in any of the authorized training centers. At the time of incorporation, applicants may choose exam mode based on their lodging.
Applicants may take assessments from any location anytime they want to stay. Competitors also have the option to test at any of the authorized training centers. Competitors may select the test mode at the time of registration, depending on their accommodation. This support verifies the essential information to be converted into an Oracle Certified Java E 7 Programmers that ensures that the up comer is skilled enough to use the knowledge gained via a bunch of preparation and pragmatic work inside the undertakings for any objectives.
NEW QUESTION 21
Given the following code:
What should you do at line 1to enable this servlet receive request data without blocking?
- A. Create a Callable class and delegate this operation to a ManagedExecutorServiceby using the dispatch method of AsyncContext.
- B. Define an AsyncListenerand assign it to the AsyncContext object.
- C. Use a Runnableinstance with the start ()method of AsyncContext.
- D. Define a ReadListener and assign it to the request input stream.
Answer: B
Explanation:
Explanation
NEW QUESTION 22
Given the code fragment:
Assuming this bean is used only in the code fragment above, how long will the injected Beaninstance be available?
- A. for the lifetime of the request
- B. for the lifetime of the enterprise application
- C. for the lifetime of the session
- D. for the lifetime of the Serviceobject
Answer: D
NEW QUESTION 23
Which is a valid description of REST?
- A. REST is a library that is part of JEE called JAX-RS.
- B. REST provides the same architectural properties as SOAP.
- C. REST is a Web Services standard supported by JEE and JAX-RS.
- D. REST is the conventional way of interacting with information resources.
Answer: C
Explanation:
Explanation
Reference https://docs.oracle.com/javaee/6/tutorial/doc/giepu.html
NEW QUESTION 24
You want to allow one set of roles to POST to a resource and another set of roles to GET it.
Which two configuration options should you use? (Choose two.)
- A. two separate @HttpMethodConstraintsannotations and sets of roles
- B. a single <web-resource-collection>with two <auth-constraint> with different <http- method>in the deployment descriptor
- C. a single @HttpMethodContstraintannotation and a map of method to roles
- D. two <web-resource-collection> with different <http-method>in the deployment descriptor
Answer: B,C
NEW QUESTION 25
Given:
How often does the submitted task run?
- A. based on a schedule
- B. once
- C. need more details to determine
- D. as many times as you like
Answer: C
NEW QUESTION 26
Which annotation allows a request to be executed with another Principal's identity?
- A. @UseIdentity
- B. It is not possible to execute a request with another Principal's identity.
- C. @RolesAllowed
- D. @Runs
Answer: C
Explanation:
Explanation
Reference https://docs.oracle.com/cd/E19798-01/821-1841/6nmq2cpig/index.html
NEW QUESTION 27
You are working with JMS publish-subscribe operations.
What happens when a producer publishes a message to a topic for which a durable subscription exists but there are no subscribers available?
- A. The publisher sends the message. However, it is never consumed because there wasn't anything listening when it arrived, regardless of the message timeout length.
- B. The publisher waits for a subscriber, who then consumes it. However, the publisher will time out if no consumer arrives within the given timeout period.
- C. The publisher successfully sends a message, which will be consumed later, once there is a subscriber, assuming the message hasn't timed out.
- D. The message publisher is immediately notified about the lack of subscribers and can decide for itself if, and when, to resend.
Answer: C
Explanation:
Explanation/Reference: https://www.ibm.com/support/knowledgecenter/en/SSAW57_8.5.5/ com.ibm.websphere.nd.multiplatform.doc/ae/tjn0012_.html
NEW QUESTION 28
Given the code fragment:
How are transactions managed?
- A. through a single transaction for the entire JMS Topic
- B. through a single shared transaction across the connection factory
- C. through a separate transaction per JMS Consumer
- D. through a single shared transaction in the JMS Context
Answer: D
NEW QUESTION 29
Which statement is false about generating an Internal Material Transfer for expense destination Transfer Order?
- A. If the receipt is not required Cost Accounting will pick up both the issue and receipt activity from the single inventory transaction "Transfer Order Issue"
- B. Expense destination transfers are expensed upon delivery hitting an expense account instead of an inventory asset account as would be the case for inventory destination transfers.
- C. If the receipt is required, the accounting of the receipt delivery transaction will happen only on Receipt Accounting because there will not be a delivery transaction in inventory.
- D. Cost Management will pick up the delivery transaction directly from Receiving and process the expense accounting from that transaction.
- E. Costs for Lot and serial numbers are tracked at put away time when the items are recorded in a destination inventory location.
Answer: E
NEW QUESTION 30
How do you specify a default error page in your web.xmlfile?
- A. <on-error>
< location>/general-error.html<location>
< /on-error> - B. <on-error>
<error-code>*</error-code>
<location>/general-error.html</location>
</on-error> - C. <error-page>
<error-code>*</error-code>
<location>/general-error.html</location>
</error-page> - D. <error-page>
< location>/general-error.html</location>
< /error-page>
Answer: C
Explanation:
Explanation/Reference:
Reference: http://www.codejava.net/java-ee/servlet/how-to-handle-error-in-web-xml-for-java-web- applications
NEW QUESTION 31
Given the JPQL code fragment:
Select pub.title, pub.author, pub.pages FROM Publisher pub
Which two clauses do you add to this JPQL query to retrieve only those books with between 500 and 750 total pages? (Choose two.)
- A. WHERE pub.pages BETWEEN 500 AND 750
- B. WHERE pub.pages <= 500 OR pub.pages >= 750
- C. WHERE MIN(pages) >= 500 AND MAX(pages) <= 750
- D. WHERE pub.pages <= 500 AND pub.pages >=750
Answer: B,C
NEW QUESTION 32
Given the code fragments:
Which action completes this composite primary key implementation?
- A. Add @Embeddable annotation at line 1 and replace both @Id annotations with @EmbeddedId annotations.
- B. Add @Embeddable annotation at line 1 and @EmbeddedId(ContactId.class) at line 2.
- C. Add @IdClass(ContactId.class) annotation at line 2.
- D. Add @IdClass annotation at line 1.
Answer: B
NEW QUESTION 33
Given the following code:
What should you do at line 1 to enable this servlet receive request data without blocking?
- A. Create a Callable class and delegate this operation to a ManagedExecutorService by using the dispatch method of AsyncContext.
- B. Use a Runnable instance with the start () method of AsyncContext.
- C. Define an AsyncListener and assign it to the AsyncContext object.
- D. Define a ReadListener and assign it to the request input stream.
Answer: C
NEW QUESTION 34
What is true about Message-Driven Beans (MDBs)?
- A. MDBs are invoked synchronously.
- B. MDBs retain data caches between client calls.
- C. MDBs can participate in transactions.
- D. Each MDBs can process messages only from a single client.
Answer: C
Explanation:
Explanation/Reference:
Reference: https://docs.oracle.com/javaee/7/tutorial/ejb-intro003.htm
NEW QUESTION 35
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 @onMessage methods in the same endpoint with appropriate parameter types.
- B. You can achieve this only by creating separate WebSocket endpoints for each message type.
- C. Create two @onMessage methods, each with appropriate decoder attribute in the same endpoint.
- D. Define the @onMessage methods in your endpoint with Object as parameter and check the actual type in your code.
Answer: C
Explanation:
Explanation
Reference https://abhirockzz.gitbooks.io/java-websocket-api-handbook/content/Receiving%20Messages.html
NEW QUESTION 36
Your customer decides to implement Cloud Procurement and Inventory. While discussing with your customer, you come to know that they have a business that spans across multiple locations and they have warehouse situated across USA and Canada.
* All their procurement, payables, and distribution activities take place from USA.
* They have a central warehouse in USA and after the goods are delivered to this warehouse, they are distributed across multiple additional warehouses. The warehouses are managed separately from the requisitioning units.
* For requesting material they have two units. One located in USA that monitors the current stock. They are responsible for creating requisition for any material shortage in USA. They have another location in Canada for requesting material.
Which setup fulfills this scenario?
- A. BU1: USA - as procurement business unit (BU)BU2: Canada - as requisitioning business unitBU3: USA
- as requisitioning business unitDefine Service provider relationship where USA procurement business unit serves as procurement and payables service provider for both Canada and USA requisitioning Business Units. - B. BU1: USA - as procurement business unit (BU)BU2: Canada - as requisitioning business unitBU3: USA
- as requisitioning business unitDefine Service provider relationship where USA procurement business unit serves as procurement and payables service provider for Canada Requisitioning Business Unit. - C. BU1: USA - as procurement and requisitioning Business Unit (BU)BU2: Canada - as requisitioning Business UnitDefine Service provider relationship where Canada procurement business unit serves as procurement and payables service provider for Canada Requisitioning Business Unit.
- D. BU1: USA - as procurement business unit (BU)BU2: Canada - as requisitioning business unitBU3: USA
- as requisitioning business unitDefine Service provider relationship where Canada procurement business unit serves as procurement and payables service provider for Canada Requisitioning Business Unit.
Answer: C
NEW QUESTION 37
A supply request has been received in supply chain orchestration. Both organizations belong to the same legal entity and they do not have a buy-sell relationship between them.
Which type of execution document can fulfill the supply request?
- A. Transfer Order
- B. Purchase Order
- C. Purchase Requisitions
- D. Sales Order
Answer: A
Explanation:
Explanation/Reference:
NEW QUESTION 38
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. Define the @onMessagemethods in your endpoint with Objectas parameter and check the actual type in your code.
- C. You can achieve this only by creating separate WebSocket endpoints for each message type.
- D. Create two @onMessagemethods in the same endpoint with appropriate parameter types.
Answer: A
Explanation:
Explanation/Reference:
Reference: https://abhirockzz.gitbooks.io/java-websocket-api-handbook/content/Receiving%
20Messages.html
NEW QUESTION 39
Given the code fragment:
What output will be returned when this servlet is called a GETrequest?
- A. GET() method called.
- B. Service() method called.Get() method called.
- C. An HTTP error
- D. Service() method called.
Answer: D
NEW QUESTION 40
Given the code fragment from a Facelet page:
On Line 1, you ae asked to insert a search box that displays the text "Search Here" via a placeholder.
Assume searchMB is a valid Managed Bean.
Which two options enable you to create a search box with a placeholder attribute on Line 1? (Choose two.)
- A. <h:inputText value="#(searchMB.query)"><f:param name="placeholder" value="Search Here"/></h:inputText>
- B. <input jsf:id="search" placeholder="Search here" jsf:value="# (searchMB.query)"></input>
- C. <h:inputText value="#(searchMB.query)" placeholder="Search here"/>
- D. <h:inputText pt:placeholder="Search Here" value="#(searchMB.query)"/>
- E. <input id="search" jsf:placeholder="Search Here" value="$(searchMB.query)"></input>
Answer: B,E
NEW QUESTION 41
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. Configure SessionTrackingMode.SSL on the ServletContext object.
- C. Encrypt the cookie data. The browser automatically sends encrypted data over a secure connection.
- D. Call the getSecure(true) method on the cookie object.
Answer: D
Explanation:
Explanation
Reference https://docs.oracle.com/javaee/6/api/?javax/servlet/http/Cookie.html
NEW QUESTION 42
While performing the task "Create Chart of Accounts, Ledger, Legal Entities, and Business Units in Spreadsheet Task", you mentioned that the legal entity country is the United States of America.
What will be the functional currency of the ledger you are defining?
- A. The system will pock the first available currency from the list of Values.
- B. It is mandatory to provide functional currency because ledger cannot be defined without functional currency. The system will throw an error upon upload of the spreadsheet because all required fields are not populated.
- C. It is mandatory to provide functional currency, because ledger cannot be defined without functional currency. The system will throw an error upon processing.
- D. The system will automatically pick "USD" as functional currency from the legal entity country.
- E. The system will ask the user to provide functional currency at the time of uploading the spreadsheet if it is not provided in the first place.
Answer: D
NEW QUESTION 43
Your client wants the purchasers to be able to run the min-max for items under their control and then manage the POs created out of these.
Which parameters can they use to be able to do this?
- A. From Planner to Planner
- B. Planning Level
- C. From Buyer to Buyer
- D. From Item to Item
- E. Sort by
Answer: D
NEW QUESTION 44
Given the code fragment:
Which method should be used on line 3 to enable default validation mechanism?
- A. u.setEventHandler(ValidationEventHandler)
- B. u.setAdapter(XmlAdapter)
- C. u.setProperty(String, Object)
- D. u.setProperty(Schema)
Answer: B
NEW QUESTION 45
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