試験準備には欠かさない！1Z0-900問題解答で1Z0-900試験問題集 [Q71-Q95]

試験準備には欠かさない！1Z0-900問題解答で1Z0-900試験問題集

リアルOracle 1Z0-900試験問題 [更新されたのは2022年]

Oracle 1Z0-900 認定試験の出題範囲：

トピック	出題範囲
トピック 1	JSR 356APIとJavaScriptを使用してWebSocketサーバーとクライアントエンドポイントハンドラーを作成しますエンタープライズJavaBeansとCDIBeansの理解を示します
トピック 2	変換、検証、およびキー生成を使用してエンティティデータを処理します Java EE 7標準、コンテナ、API、およびサービスについて説明します
トピック 3	同期および非同期のビジネスメソッドを含むsessionEJBコンポーネントを作成します Beanコンポーネント間の関係を理解していることを示します
トピック 4	JAX-RSAPIを使用してRESTサービスとクライアントを作成する JAX-RSAPIを使用してRESTサービスとクライアントを作成する
トピック 5	Entity Managerを使用して、データベース操作、トランザクション、およびJPAエンティティとのロックを実行します JPQLステートメントを作成して実行します

質問 71
Your class requires multiple resources defined, as shown in the following:

Which annotation do you use to group multiple @Resourcedeclarations together for class-based injection, replacing <XXXX>in the code above?

A. @Resource
B. @Resources
C. @ResourceGroup
D. @ResourceCollection

正解: A

解説:
Explanation/Reference:

質問 72
Given:

Which annotation do you use on line 1to ensure that clients immediately time out when attempting to concurrently invoke callMethod ()while another client is already accessing the bean?

A. @AccessTimeout (-1)
B. @AccessTimeout (null)
C. @AccessTimeout (value = 1, unit = TimeUnit.SECONDS)
D. @AccessTimeout (0)

正解: D

解説:
Explanation/Reference: http://tomee.apache.org/examples-trunk/access-timeout/

質問 73
Your organization is planning for a periodic counting of individual items automatically throughout the course of the year. As part of this activity, the user has loaded items to the cycle count but some of the items are not being considered when count schedules and count sequences are not generated.
Identify two reasons that explain why the items are not being considered.

A. The Include in Schedule option is not selected to include the item for auto-scheduling.
B. The Cycle Count Enabled flag is not selected for the inventory organization.
C. The ABC assignment group is not defined.
D. The approval controls are not set up.
E. The Cycle Count Enabled flag is not selected for the item.

正解: D,E

質問 74
Which two capabilities are provided by the Java Authentication and Authorization Services (JAAS) API?
(Choose two.)

A. verifying that a user is allowed to perform an action
B. protecting data from unauthorized viewing by using encryption
C. verifying identity claims from users
D. ensuring that data is not modified in transit

正解: A,D

質問 75
When should a JPA entity implement the Serializable interface?

A. when JPA entities are used outside of the EJB Lite container
B. when JPA entities are used as parameters or return values by the remote EJB operations
C. always, because JPA entities are required to implement the Serializable interface
D. when JPA entities are used in the EJB Full container

正解: B

解説:
Explanation
Reference
https://stackoverflow.com/questions/2020904/when-and-why-jpa-entities-should-implement-serializable-interfac

質問 76
Material is transferred between the Subinventories within an organization via transfer order. The setup is complete and the transfer order is created though the FBDI process.
What is the primary interface data that needs to be completed in the template?

A. INV_TRANSACTION_LOTS_INTERFACE
B. INV_TRANSACTIONS_INTERFACE
C. INV_SERIAL_NUMBERS_INTERFACE
D. CST_I_INCOMING_TXN_COSTS
E. INV_SUBINVENTORY_TRANSFER

正解: B

質問 77
Which two statements are true about the relationship between JavaServer Pages (JSP) and servlets?
(Choose two.)

A. A JSP page has access to the same information, objects, and a context as a servlet.
B. A JSP page is interpreted by JSPServlet.
C. A JSP page must be written as either an XML file or a JSP file before it is turned into a servlet.
D. A JSP page must extend the HTTPServletclass to behave like a servlet.

正解: C,D

質問 78
Which class do you use to handle an incoming JSON Message as a stream?

A. JsonObjectBuilder
B. JsonParser
C. JsonObject
D. JsonReader

正解: D

解説:
Explanation
Reference https://docs.oracle.com/javaee/7/tutorial/jsonp002.htm

質問 79
Given the code fragment:

What output will be returned when this servlet is called a GET request?

A. Service() method called.Get() method called.
B. An HTTP error
C. GET() method called.
D. Service() method called.

正解: D

質問 80
Given the code fragment:

Which code can be added to register both of these methods to receive BankEvent notifications only if an instance of BankActivityService is already instantiated in the current context?

A. @Observes(during=AFTER_COMPLETION) on line 1
B. @Observes(notifyObserver=IF_EXISTS) on line 4 and line 7 before method parameter declaration
C. @Observes(notifyObserver=IF_EXISTS) on line 3 and line 6
D. @Observes(during=IN_PROGRESS) on line 1

正解: C

解説:
Explanation
Reference https://docs.oracle.com/javaee/7/tutorial/cdi-adv005.htm

質問 81
Given the code sample:

And:

And:

And the next fragment from beans.xml:

And this injection point:
@Inject GenericMessenger messageHandler;
Which type would be injected at run time and referenced by the messageHandlervariable?
SmsHandler

A. MsgHandler
B. None of the above. An exception would be thrown due to ambiguous bean references.
C.
D. GenericMessenger

正解: D

質問 82
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 searchMBis a valid Managed Bean.
Which two options enable you to create a search box with a placeholderattribute on Line 1? (Choose two.)

A. <input id="search" jsf:placeholder="Search Here"
value="$(searchMB.query)"></input>
B. <h:inputText value="#(searchMB.query)">
< f:param name="placeholder" value="Search Here"/>
< /h:inputText>
C. <h:inputText pt:placeholder="Search Here" value="#(searchMB.query)"/>
D. <input jsf:id="search" placeholder="Search here" jsf:value="#
(searchMB.query)"></input>
E. <h:inputText value="#(searchMB.query)" placeholder="Search here"/>

正解: A,D

質問 83
Given:

What will be the response to a HEAD request?

A. The findAll() method will be called and the employee list will be returned.
B. The findAll() method will be called and no employees will be returned.
C. No method will be invoked and no error will be returned.
D. No method will be invoked and a 404 error will be returned.

正解: C

質問 84
Given:

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

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

正解: A

質問 85
A Persistence application locks entity xwith a LockModeType.PESSIMISTIC_READlock type. Which statement is true?

A. LockModeType.PESSIMISTIC_READ is the synonym of LockModeType.READ
B. This operation will force serialization among transactions attempting to read the entity data.
C. This operation will result in a TransactionRolledbackExceptionif the lock cannot be obtained.
D. If the application updates the entity later, and the changes are flushed to the database, the lock will be converted to an exclusive look.

正解: B

解説:
Explanation/Reference:
Reference: https://docs.oracle.com/javaee/7/api/javax/persistence/LockModeType.html

質問 86
Given the following code:

What should you do at line 1to enable this servlet receive request data without blocking?

A. Define a ReadListener and assign it to the request input stream.
B. Use a Runnableinstance with the start ()method of AsyncContext.
C. Define an AsyncListenerand assign it to the AsyncContext object.
D. Create a Callable class and delegate this operation to a ManagedExecutorServiceby using the dispatch method of AsyncContext.

正解: C

解説:
Explanation

質問 87
How do you specify a default error page in your web.xml file?

A. <error-page><location>/general-error.html</location></error-page>
B. <on-error><location>/general-error.html<location></on-error>
C. <on-error><error-code>*</error-code><location>/general-error.html</location></on-error>
D. <error-page><error-code>*</error-code><location>/general-error.html</location></error-page>

正解: D

解説:
Explanation
Reference
http://www.codejava.net/java-ee/servlet/how-to-handle-error-in-web-xml-for-java-web-applications

質問 88
Which three replenishment count types are used for Periodic Automated Replenishment (PAR)?

A. Order Economic Quantity (EQQ): Generates a replenishment request for the calculated quantities based on inventory policies to maintain the PAR quantity.
B. Order Quantity: Generates a replenishment request for the order quantity entered for the replenishment count.
C. On-hand Quantity: Generates a replenishment requisition for the difference between the on-hand quantity and the RAR-level.
D. Reorder Point: Generates a replenishment request for the order quantity based on days of cover for the item lead time.
E. Order RAR: Generates a replenishment requisition for the RAR-level quantity.

正解: B,C,E

質問 89
A Persistence application locks entity x with a LockModeType.PESSIMISTIC_READ lock type. Which statement is true?

A. This operation will result in a TransactionRolledbackException if the lock cannot be obtained.
B. LockModeType.PESSIMISTIC_READ is the synonym of LockModeType.READ
C. This operation will force serialization among transactions attempting to read the entity data.
D. If the application updates the entity later, and the changes are flushed to the database, the lock will be converted to an exclusive look.

正解: C

解説:
Explanation
Reference https://docs.oracle.com/javaee/7/api/javax/persistence/LockModeType.html

質問 90
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. Data permissions for the organization being referenced are not set up.
C. Supply Chain and Order Management Business Intelligence Analytics is not enabled.
D. Organization is not enabled for warehousing.
E. Logistics Business Intelligence Analytics is enabled.

正解: A,C

質問 91
Given the code fragment:

How can you get all property names of a JMS message in the JMS consumer onMessage operation?

A. String [] props = msg.getPropertyNames();
B. List<String> props = msg.getProperties();
C. Enumeration props = msg.getPropertyNames();
D. Iterator props = msg.getPropertyNames();

正解: A

質問 92
You are currently implementing Oracle Cloud for the Singapore entity of your multinational customer. Their head office is located in Japan. Apart from Singapore, their other entities are using a legacy system.
Their requirement is to implement Oracle Cloud in such a way that at the end of the financial year, all their financial reporting should be in Japanese Yen.
How will you fulfill the above requirement?

A. This requirement cannot be fulfilled.
B. Define one primary ledger with SGD (Singapore Dollars) as primary currency and use the reporting currency functionality to provide the necessary data in Japanese Yen currency.
C. Define two ledgers one in SGD (Singapore Dollars) and one in Japanese Yen and transfer data of all the subledgers in these two primary ledgers.
D. Define one primary ledger with Japanese Yen currency so that all the subledger data gets converted to Japanese Yen automatically.

正解: B

解説:
Explanation/Reference:

質問 93
Given the code fragment:

How can you apply DateConverter to the birthday field?

A. by adding @Convert((DateConverter.class)) at line 2
B. by adding @Converter(autoApply=true) at line 1
C. by adding @Convert(to=Date.class) at line 3
D. by invoking the setConverter(DateConverter.class) method on the EntityManager object

正解: C

質問 94
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?