EJB Quiz – Java EJB MCQ Online Test Questions and Answers

The purpose of the EJB Quiz is to evaluate your knowledge. The provided Java EJB Multiple Choice Questions and Answers will help to prepare for the interviews. So, practice the EJB MCQ Online Test and learn the new topics. Applicants will see the EJB Interview Questions in this article. Candidates will observe that each question contains four options and one option is the correct answer. Refer to the below sections and practice the EJB Quiz.

EJB Quiz Details

Here in this block, we are providing you with the vital information regarding EJB Quiz Details. So, by referring to the below table, candidates can get an overview of the EJB MCQ Online Test. Our table shares the details about the number of questions, the number of marks, time limit, etc. So, let’s take abroad look at the below-given table.

Java EJB MCQ Quiz Instructions

Before going to attend the exam, every candidate has to know the purpose of the quiz as well as instructions to take while visiting the test. So, here in this section, we are providing the contenders with complete details regarding EJB MCQ Quiz Instructions. Aspirants have to follow some primary points while attending the quiz. They are, you should not refresh the page until the exam is completed.

However, you can change the option for the answer but cannot completely remove it. Also, there are 25 questions present in the quiz for 30 marks. And, one mark is awarded for each correct answer. Moreover, many candidates are worried about the negative scores. Let us let you know that, there are no negative marks in the online test. So, aspirants who are ready to practice the test move to the next section.

JAVA EJB Online Test

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1. Which of the following is true about session bean?

A. This type of bean stores data of a particular user for a single session

B. This is a type of enterprise bean which is invoked by EJB container when it receives a message from queue or topic

C. This type of bean represents persistent data storage

D. None of the above

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2. Which case of a session bean obtains the UserTransaction object via the EJBContext using the getUserTransaction() method in EJB transaction management?

A. Bean-managed transactions

B. Container-managed transactions

C. Both A & B

D. None of the above

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3. Which of the following is correct about @PreUpdate annotation for an entity bean?

A. Method is invoked before an entity is to be updated in the database

B. Method is invoked after an entity is created in database

C. Method is invoked when an entity is deleted from the database

D. Method is invoked after an entity is deleted from the database

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4. Which middleware services are provided by EJB?

A. Security

B. Transaction Management

C. Both A & B

D. None of the above

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5. Abbreviate the term JMS?

A. Java Message Service

B. Java Monitor Service

C. Java Message Session

D. Java Monitor Session

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6. EJB is like COM, Abbreviate the term COM?

A. Component Object Model

B. Component Oriented Model

C. Common Object Model

D. Common Oriented Model

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7. What represents a persistent global data from the database?

A. Entity Bean

B. Session Bean

C. Both A & B

D. None of the above

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8. Which server-side component is required to be deployed on the server?

A. EJB

B. RMI

C. Both A & B

D. None of the above

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9. From the following APIs, which API does NOT guarantees to be supported by EJB 2.0 containers?

A. JAXP

B. JDBC

C. JNDI

D. JXTA

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10. Which of the following are guaranteed capabilities of EJB 2.0?

A. Run-as security identity functionality

B. The extension of JDBC 2.0

C. Both A and B

D. Neither A nor B

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11. Which is the method available in SessionContext interface?

A. afterBegin()

B. getRollbackOnly()

C. setSessionCotext()

D. getUserTransaction()

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12. Upon invoking getRollbackOnly() method by a business method in an entity bean, which transaction attribute settings will lead the ejb container to throw an exception?

A. Required

B. Mandatory

C. RequiresNew

D. Never

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13. Which of the following is true?

A. Preserving of any state across method calls does not performed by Stateless session beans

B. Multiple users can access Stateful session beans at the same time

C. Both are correct

D. None

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14. You can configure the JNDI details for factory bean in

A. jndiEnvironment

B. jndiName

C. all of the mentioned

D. none of the mentioned

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15. Which session bean does the conversational state between multiple method calls is not maintained by the container?

A. Stateful Session Bean

B. Stateless Session Bean

C. Singleton Session Bean

D. None of the above

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16. Which statement is correct?

A. public interface EnterpriseBean extends Serializable { }

B. public interface EnterpriseBean extends Remote{ }

C. public interface EnterpriseBean extends EJB{ }

D. None of the above

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17. Proxying Spring services with EJB3s, injecting custom resources configured in Spring, or even using Spring to isolate your EJBs from acquiring references to other distributed resources such as a REST endpoint or an RMI endpoint.

A. SpringBeanAutowiringInterceptor

B. SpringBeanAutowiring

C. SpringBean

D. SpringBeanInterceptor

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18. What are the requirements for session BEAN CLASS?

A. The class MUST implement, directly or indirectly, the javax.ejb.SessionBean interface

B. The class MUST NOT define the finalize() method

C. The class MUST define the finalize() method

D. both 1 and 2

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19. Which two of the following is responsible to creates ejb-jar files?

1. The bean provider
2. The application assembler
3. The deployer
4. The system administrator

A. 3rd and 4th

B. 1st and 2nd

C. 2nd and 3rd

D. 4th and 1st

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20. Stateful Session beans contains

A. Remote Interface

B. All options are correct

C. Home Interface

D. Bean class

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21. Which of the following is not a life-cycle method for a Stateful Session Bean?

A. Pre Construction

B. Pre Destruction

C. Post Construction

D. Post Activation

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22. Which type of instances retain no data or conversational state for a specific client?

A. Message-Driven Bean

B. Session Bean

C. Entity Bean

D. None of the above

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23. Which of the following is true about EJBQL EJB?

A. EJBQL stand for EJB Query Language

B. ejb query language is quite handy to write custom queries without worrying about underlying database details

C. It is quite similar to HQL, hibernate query language

D. All of the above

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24. EJB system’s performance tuning is the responsibility of

A. Bean Provider

B. EJB Deployer

C. Application Assembler

D. Tool Vendor

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25. Which of the following is correct about a transaction in EJB?

A. A transaction is a single unit of work items

B. A transaction follows the ACID properties

C. Both of the above

D. None of the above

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About Enterprise Java Bean

Enterprise Java Bean is a server-side software component that encapsulates business logic of an application. Also, it provides a runtime environment for web related software components like computer security, Java servlet lifecycle management, transaction processing, and other web services.

Benefits of Practicing Java EJB Quiz

There are several benefits in practicing the EJB Quiz. EJB Quiz builds up your confidence levels which are essential to crack the interview. Also, it helps you to learn and memorize the concepts and topics involved in Enterprise Java Beans. Also, improves time management skills, as well as enhances coding skills.

How To Check JAVA EJB Programming Online Test Results

After completing your online test, candidates need to check your results. Check your result and also an explanation and try to reduce your mistakes by practicing more tests. Not only the theory skills help the aspirants to crack the exam. But also, aspirants must have practical knowledge. So, to improve your time management skills, we are providing you with the Java EJB MCQ Online Test in this post.

So, we hope that this article was helpful. For more queries, keep browsing our website Freshersnow.com