Which of the following annotations should be used to indicate the name of the POJO to be serialized? - Jackson Quiz

Jackson - Quiz(MCQ)

Which of the following annotations should be used to indicate the name of the POJO to be serialized?

A)

@JsonRoot

B)

@RootPojo

C)

@RootObject

D)

@JsonRootName

Correct Answer : @JsonRootName

Explanation : @JsonRootName annotations should be used to indicate the name of the POJO to be serialized.

Recently Updated in Jackson Questions

Which of the following annotations indicates which fields of a Java object, based on their values, should be included or omitted during serialization?

A)

@Json

B)

@Include

C)

@IncludeJson

D)

@JsonInclude

Correct Answer : @JsonInclude

Explaination : @JsonInclude annotations indicate which fields of a Java object, based on their values, should be included or omitted during serialization.

@JsonTypeInfo, @JsonSubTypes comes under which type of annotations?

A)

Serialization

B)

Type handling

C)

General annotation

D)

Property Inclusion annotation

Correct Answer : Type handling

Explanation : Some of the type handling annotations are:@JsonTypeInfo, @JsonSubTypes.

____ creates an in-memory tree representation of the JSON content.

A)

Tree Model

B)

Annotations

C)

DataMapper

D)

Streaming API

Correct Answer : Tree Model

Explanation : The tree Model creates an in-memory tree representation of the JSON content.

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