Download Java EE 7 Application Developer.1z0-900.PracticeTest.2019-08-05.71q.tqb
| Vendor: | Oracle |
| Exam Code: | 1z0-900 |
| Exam Name: | Java EE 7 Application Developer |
| Date: | Aug 05, 2019 |
| File Size: | 507 KB |
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Demo Questions
Question 1
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?
- @Observes(notifyObserver=IF_EXISTS) on line 3 and line 6
- @Observes(during=IN_PROGRESS) on line 1
- @Observes(during=AFTER_COMPLETION) on line 1
- @Observes(notifyObserver=IF_EXISTS) on line 4 and line 7 before method parameter declaration
Correct answer: A
Explanation:
Reference https://docs.oracle.com/javaee/7/tutorial/cdi-adv005.htm Reference https://docs.oracle.com/javaee/7/tutorial/cdi-adv005.htm
Question 2
Which code snippet prints the exception error message as part of the page output?
- <%= exception.message %>
- <c:out value=”${requestScope[‘javax.servlet.error.exception’]}”/>
- <% exception.getMessage(); %>
- <% System.out.println(e.getMessage()) %>
Correct answer: D
Explanation:
Reference: https://www.geeksforgeeks.org/3-different-ways-print-exception-messages-java/ Reference: https://www.geeksforgeeks.org/3-different-ways-print-exception-messages-java/
Question 3
Java EE’s support for WS-Security includes handling which two types of security credentials? (Choose two.)
- X.509 certificates
- SAML tokens
- OAuth Bearer tokens
- Two-factor authentication tokens
Correct answer: AB
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