Why we need to serialize the object
Answer Posted / balaji
when ever an object's state needs to be saved to retrieve it
after some time we need to serialize the object.
Serialization is the process of writing the state of an object
to the stream.
The state of an object will be available in instance variables.
Is This Answer Correct ? | 27 Yes | 7 No |
Post New Answer View All Answers
What is merge sort in java?
Name few java util classes introduced with java 8 ?
What are the types of exceptions?
Define canvas?
What must a class do to implement an interface in java programming?
Say you want to store the information about a number of pets in an array. Typical information that you could store for each pet (where relevant) would be • Breed of animal • Animal's name • Its birth date • Its sex • Whether it has been sterilised or not • When it is due for its next inoculation • When it last had its wings clipped For each type of pet (eg. dog, cat or bird) you would typically define a class to hold the relevant data. Note: You do not need to implement these classes. Just answer the following questions. 3.1.1 What would be the advantage of creating a superclass (eg. Pet) and declaring an array of Pet objects over simply using an array of Objects, storing each of the instances of the different pet classes (eg. Dog, Cat or Bird) in it? 3.1.2 Would you define Pet as a class or as an interface? Why? (2) (2)
What's the base class in java from which all classes are derived?
How do I convert a string to an int in java?
Can we override constructors in java?
What is downcasting?
Why are parameters used in functions?
Is singleton thread safe in java?
Suppose if we have variable ' I ' in run method, if I can create one or more thread each thread will occupy a separate copy or same variable will be shared?
When is the finalize() called? What is the purpose of finalization?
Explain aggregation in java?