89 + Mcqs in Messaging and Spring Batch Page 1 McqOptions

1.	The RetryTemplate supports many use cases, with convenient APIs to wrap.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

2.	There’s nothing to prevent you from having many steps within the flow elements.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

3.	All errors thrown from Spring Integration components will be a subclass of
A.	Messaging
B.	MessagingException
C.	Exception
D.	None of the mentioned
Answer» C. Exception

Discussion

4.	Some invocations will fail but may be retried with some likelihood of success in a transactional scenario.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» C. May be

Discussion

5.	Spring Batch provides a lot of flexibility and guarantees to your application, but it cannot work in a vacuum. To do its work:-
A.	Job
B.	JobRepo
C.	JobRepository
D.	All of the mentioned
Answer» D. All of the mentioned

Discussion

6.	Transaction capabilities are built on top of the first class support already provided by the core Spring framework.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

7.	The RetryTemplate itself is configured in the Spring context, although it’s trivial to create in code.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

8.	MapJobRegistry instance. This is critical—it is the central store for information regarding a given Job.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

9.	Attribute to configure how many items will be processed before the transaction is committed all the input is sent to the writer.
A.	interval
B.	commit
C.	commit-interval
D.	none of the mentioned
Answer» D. none of the mentioned

Discussion

10.	Spring Integration provides the ability to catch exceptions and send them to an error channel of your choosing. By default, it’s a global channel called
A.	error
B.	exceptionChannel
C.	exception
D.	errorChannel
Answer» E.

Discussion

11.	However, it’s important to wear another hat, that of a DBA, when writing applications.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

12.	You can specify exception classes on which to retry the operation.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

13.	Class which delegates the task of delimiting fields and records within a file to a LineMapper, which in turn delegates the task of identifying the fields within that record, to LineTokenizer.
A.	org.springframework.batch.item.file.FlatFileItemReader
B.	org.springframework.batch.item.file.FlatFile
C.	org.springframework.batch.item.file.FlatFileItem
D.	org.springframework.batch.item.file.FileItemReader
Answer» B. org.springframework.batch.item.file.FlatFile

Discussion

14.	no-rollback-exception-classes element Exception classes that should not cause the transaction to roll back.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

15.	The output is constructed dynamically using MessageBuilder to create a message that has the same payload as the input message as well as copy the existing headers and adds an extra header:
A.	randomlySelected
B.	randomlySelectedForSurvey
C.	randomly
D.	none of the mentioned
Answer» C. randomly

Discussion

16.	All errors that come from the integration in which this component is used will be directed to
A.	customErrorChannel
B.	customError
C.	errorChannel
D.	none of the mentioned
Answer» B. customError

Discussion

17.	? should be replaced by:-
A.	service:jmx:rmi://localhost/jndi/rmi://localhost:1099/replicator
B.	service:jmx:rmi://localhost/jndi/rmi://localhost:1099/
C.	service:jmx:rmi://localhost/jndi//localhost:1099/replicator
D.	none of the mentioned
Answer» B. service:jmx:rmi://localhost/jndi/rmi://localhost:1099/

Discussion

18.	The core interface of Spring email support is:-
A.	MailSender
B.	EMail
C.	All of the mentioned
D.	None of the mentioned
Answer» B. EMail

Discussion

19.	You have to set the delegate property of MessageListenerAdapter to your target bean.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

20.	If you have a transaction requirement in receiving messages, you have to use:-
A.	SimpleMessageListenerContainer
B.	DefaultMessageListenerContainer
C.	All of the mentioned
D.	None of the mentioned
Answer» C. All of the mentioned

Discussion

21.	For your front desk and back office classes, you can send and receive a map using the:-
A.	convertAndSend()
B.	receiveAndConvert()
C.	all of the mentioned
D.	none of the mentioned
Answer» D. none of the mentioned

Discussion

22.	When you call the receive() method on a JMS message consumer to receive a message.
A.	send
B.	receive
C.	All of the mentioned
D.	None of the mentioned
Answer» C. All of the mentioned

Discussion

23.	In the preceding sendMail() method, you first create JMS-specific ConnectionFactory.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

24.	You use Spring Integration’s inbound-channel-adapter element to wire the TwitterMessageSource and a poller element.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

25.	In JMS, there are two types of destinations:-
A.	topic
B.	queue
C.	all of the mentioned
D.	none of the mentioned
Answer» D. none of the mentioned

Discussion

26.	To receive messages from an external system and process them using Spring Integration.
A.	channel
B.	channel adapter
C.	EJP
D.	none of the mentioned
Answer» C. EJP

Discussion

27.	For correlation when you might not have a size but know that you’re expecting messages that share a common header value within a known time, Spring Integration provides the HeaderAttributeCorrelationStrategy.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

28.	Headers Found in Spring Integration Messages:-
A.	ID
B.	TIMESTAMP
C.	CORRELATION_ID
D.	All of the mentioned
Answer» E.

Discussion

29.	JobLauncher reference you configured previously is obtained and used to then launch an instance of a Job.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

30.	Messages sent on the requests channel are forwarded to the:-
A.	jms:outbound-gateway
B.	jms:outbound
C.	jms-gateway
D.	all of the mentioned
Answer» B. jms:outbound

Discussion

31.	There are some convenient default routers available to fill common needs:-
A.	PayloadTypeRouter
B.	PayloadType
C.	Payload
D.	None of the mentioned
Answer» B. PayloadType

Discussion

32.	Spring Integration ships with useful splitters that require no customization.
A.	Splitter
B.	XPathMessageSplitter
C.	All of the mentioned
D.	None of the mentioned
Answer» C. All of the mentioned

Discussion

33.	SimpleJobLauncher, whose sole purpose is to give you a mechanism to launch batch jobs, where a “job” in this case is our batch solution.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

34.	Using Spring JMS support with a very simple instance of:-
A.	org.apache.activemq.ActiveMQConnectionFactory
B.	org.apache.activemq.ActiveMQConnection
C.	org.apache.activemq.ActiveMQ
D.	None of the mentioned
Answer» B. org.apache.activemq.ActiveMQConnection

Discussion

35.	Return type of the method annotated by the @Splitter annotation is of type:-
A.	java.util.Collection
B.	java.util.Date
C.	all of the mentioned
D.	none of the mentioned
Answer» B. java.util.Date

Discussion

36.	Using an ESB lets you hide the origin of the message from the code that’s handling it.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

37.	You can explicitly specify on what channel errors for a given integration should go.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

38.	The API surfaces a Paging object, which works something like Criteria in Hibernate.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

39.	You want to work with a resource that may fail when you try to read from or write to it.
A.	TransactionManager
B.	Transaction
C.	Spring batch retry
D.	All of the mentioned
Answer» D. All of the mentioned

Discussion

40.	Indeed, a step could be considered the smallest unit of work for a job. Input (what’s read) is passed to the Step and potentially processed; then output (what’s written) is created from the step.
A.	Steplet
B.	Tasklet
C.	All of the mentioned
D.	None of the mentioned
Answer» C. All of the mentioned

Discussion

41.	Spring Batch models solutions using XML schema.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

42.	Adapters are opaque in nature.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

43.	Spring provides several types of message listener containers:-
A.	SimpleMessageListenerContainer
B.	DefaultMessageListenerContainer
C.	All of the mentioned
D.	None of the mentioned
Answer» D. None of the mentioned

Discussion

44.	To send a JMS message with this template, you simply call:-
A.	send
B.	sendTo
C.	all of the mentioned
D.	none of the mentioned
Answer» B. sendTo

Discussion

45.	Annotation which collects a series of messages (based on some correlation that you help Spring Integration make between the messages).
A.	@After
B.	@Splitter
C.	@Aggregator
D.	None of the mentioned
Answer» D. None of the mentioned

Discussion

46.	Spring Batch provides a convenience class, CompositeItemProcessor, which forwards the output of the filter to the input of the successive filter.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

47.	Quartz supports several types of triggers:-
A.	SimpleTrigger
B.	CronTrigger
C.	All of the mentioned
D.	None of the mentioned
Answer» D. None of the mentioned

Discussion

48.	The service-activator is what handles actual processing and there’s no mention of a response channel, for either the service-activator, or for the inbound JMS gateway.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

49.	The errorChannel doesn’t need to be a service-activator.
A.	True
B.	False
C.	May be
D.	Can't say
Answer» B. False

Discussion

50.	The code for the service-activator has changed to reflect the fact that you’re expecting a message containing a message of type:-
A.	Message<java.io.File>
B.	Message<java.io>
C.	All of the mentioned
D.	None of the mentioned
Answer» B. Message<java.io>

Discussion

Explore topic-wise MCQs in Java Spring Framework.

The RetryTemplate supports many use cases, with convenient APIs to wrap.

There’s nothing to prevent you from having many steps within the flow elements.

All errors thrown from Spring Integration components will be a subclass of

Some invocations will fail but may be retried with some likelihood of success in a transactional scenario.

Spring Batch provides a lot of flexibility and guarantees to your application, but it cannot work in a vacuum. To do its work:-

Transaction capabilities are built on top of the first class support already provided by the core Spring framework.

The RetryTemplate itself is configured in the Spring context, although it’s trivial to create in code.

MapJobRegistry instance. This is critical—it is the central store for information regarding a given Job.

Attribute to configure how many items will be processed before the transaction is committed all the input is sent to the writer.

Spring Integration provides the ability to catch exceptions and send them to an error channel of your choosing. By default, it’s a global channel called

However, it’s important to wear another hat, that of a DBA, when writing applications.

You can specify exception classes on which to retry the operation.

Class which delegates the task of delimiting fields and records within a file to a LineMapper, which in turn delegates the task of identifying the fields within that record, to LineTokenizer.

no-rollback-exception-classes element Exception classes that should not cause the transaction to roll back.

The output is constructed dynamically using MessageBuilder to create a message that has the same payload as the input message as well as copy the existing headers and adds an extra header:

All errors that come from the integration in which this component is used will be directed to

? should be replaced by:-

The core interface of Spring email support is:-

You have to set the delegate property of MessageListenerAdapter to your target bean.

If you have a transaction requirement in receiving messages, you have to use:-

For your front desk and back office classes, you can send and receive a map using the:-

When you call the receive() method on a JMS message consumer to receive a message.

In the preceding sendMail() method, you first create JMS-specific ConnectionFactory.

You use Spring Integration’s inbound-channel-adapter element to wire the TwitterMessageSource and a poller element.

In JMS, there are two types of destinations:-

To receive messages from an external system and process them using Spring Integration.

For correlation when you might not have a size but know that you’re expecting messages that share a common header value within a known time, Spring Integration provides the HeaderAttributeCorrelationStrategy.

Headers Found in Spring Integration Messages:-

JobLauncher reference you configured previously is obtained and used to then launch an instance of a Job.

Messages sent on the requests channel are forwarded to the:-

There are some convenient default routers available to fill common needs:-

Spring Integration ships with useful splitters that require no customization.

SimpleJobLauncher, whose sole purpose is to give you a mechanism to launch batch jobs, where a “job” in this case is our batch solution.

Using Spring JMS support with a very simple instance of:-

Return type of the method annotated by the @Splitter annotation is of type:-

Using an ESB lets you hide the origin of the message from the code that’s handling it.

You can explicitly specify on what channel errors for a given integration should go.

The API surfaces a Paging object, which works something like Criteria in Hibernate.

You want to work with a resource that may fail when you try to read from or write to it.

Indeed, a step could be considered the smallest unit of work for a job. Input (what’s read) is passed to the Step and potentially processed; then output (what’s written) is created from the step.

Spring Batch models solutions using XML schema.

Adapters are opaque in nature.

Spring provides several types of message listener containers:-

To send a JMS message with this template, you simply call:-

Annotation which collects a series of messages (based on some correlation that you help Spring Integration make between the messages).

Spring Batch provides a convenience class, CompositeItemProcessor, which forwards the output of the filter to the input of the successive filter.

Quartz supports several types of triggers:-

The service-activator is what handles actual processing and there’s no mention of a response channel, for either the service-activator, or for the inbound JMS gateway.

The errorChannel doesn’t need to be a service-activator.

The code for the service-activator has changed to reflect the fact that you’re expecting a message containing a message of type:-