What value is a variable of the string type automatically initialized?

1170

What is jms consumer?

912

Specify the locations where spring can publish its artifacts.

438

Is spring jdbctemplate thread safe?

522

What is the main purpose of java servlets?

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)

1880

What is a spring bean?

509

What is the diffrence between a local-tx-datasource and a xa-datasource? Can you use transactions in both?

1088

What is transaction in hibernate?

427

What are the Advantages of java se 8 new features?

1019

Is string a class in java?

1040

What does el mean in java?

1087

What is widening and narrowing in java? Discuss with an example.

1116

What is the benefit of abstract class?

1006

How many types of operators are there?

1036