Explain the public class modifier?

507

What are the different types of collections in java?

531

What is not thread safe?

497

What is java thread dump, how can we get java thread dump of a program?

578

What is difference between throw and throws ?

607

What is floor math?

520

What are implicit objects in java?

553

What loop means?

567

What is the difference between member variables initialization and assignment in a constructor?

669

State the significance of public, private, protected class?

658

Can you inherit from an abstract class java?

536

How do you compare values in java?

549

Explain listiterator and methods in listiterator?

550

What are 3 data types?

549

What are the advantages of inner classes?

509