What is a port number in Java Networking?
A. A type of IP address
B. A special code used to encrypt data
C. A unique identifier for a host
D. A numerical identifier for a specific process on a host
Answer: Option D
This Question Belongs to Java Program >> Java Serialization And Networking
A. The process of converting an object into a byte stream
B. The process of converting a byte stream into an object
C. The process of converting an object into a text file
D. The process of converting a text file into an object
Which interface in Java is used to mark a class as serializable?
A. `MarkSerializable`
B. `SerializableClass`
C. `Serialize`
D. `Serializable`
What is the purpose of the `ObjectOutputStream` class in Java Serialization?
A. To read objects from an input stream
B. To convert objects to text format
C. To write objects to an output stream
D. To serialize primitive data types
A. It indicates that the variable is mandatory for serialization
B. It indicates that the variable should not be serialized
C. It indicates that the variable should be ignored during deserialization
D. It indicates that the variable is mandatory for serialization
Join The Discussion