What do you mean by exception handling in Java?
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What is a line break example?
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)
Explain about doubly linked list
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can you use the two main method in same class?how?
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justify c is portable
How to make a write-only class in java?
What is the static block?
What is thin driver and thick driver. why it is called so?
What do you mean by inner class in java? Explain
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What is the access scope of a protected method?
What is variable declaration and definition?