Java Serialization Quiz Form
Java Serialization Quiz Form
Which interface must a Java class implement to be serializable?
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Serializable
Externalizable
Cloneable
Runnable
Select all statements that are true about Java serialization.
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Serialization can save an object's state to a file.
Static fields are serialized by default.
Transient fields are not serialized.
Deserialization can throw IOException.
What keyword can be used to prevent a field from being serialized?
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Which method is called automatically during deserialization?
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readObject()
writeObject()
finalize()
clone()
Select all classes that are serializable by default.
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java.lang.String
java.util.ArrayList
java.lang.Thread
java.io.File
In which package is the Serializable interface located?
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java.io
java.util
java.lang
java.net
What is the purpose of the serialVersionUID field?
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Which of the following can cause InvalidClassException during deserialization?
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serialVersionUID mismatch
No default constructor
Static field present
Field marked as transient
Rate your confidence in your Java serialization knowledge.
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Briefly explain a real-world use case for Java serialization.
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