What are java methods?

1124

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)

1824

what is method reference in java 8?

1045

What is the integer of 16?

980

What is the difference between int and integer in java?

1038

What are the main uses of the super keyword?

969

Where to store local variables?

1113

How many types of array are there?

1016

Is arraylist an object in java?

1182

What is thread synchronization in java?

905

What are "class access modifiers" in Java?

1144

Does a class inherit the constructors of its superclass in java programming?

1129

Why stringbuilder is not thread safe in java?

1022

What is the method overriding?

1089

I want to persist data of objects for later use. What is the best approach to do so?

1069