Practice Serialization (21.1.3) - Java I/O and NIO

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10 questions

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6 sample questions

Question 1.
What is serialization in Java?
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Think about saving data.
Question 2.
Which interface must a class implement for its objects to be serialized?
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Look for the keyword 'Serializable'.
3Question 3.
What is serialization?
- Converting text to bytes
- Storing object state as bytes
- Creating files from strings
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Think about the purpose of saving data.
4Question 4.
True or False: A class needs to implement Serializable to be serialized.
- True
- False
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Recall the definition of Serializable.
Question 5.
Design a Serializable class called 'Book' that includes title, author, and publication year. Write a method to serialize the book object.
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Consider the fields that define a Book object.
Question 6.
Discuss the security concerns associated with serialization and suggest best practices to mitigate these issues.
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Think about what happens if unknown data is processed.

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