Core Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java Interview Questions

Questions Answers Views Company eMail

How the elements are organized in CardLayout?

5 7559

What are parent methods and how can you call them?

2 4210

explain about casting of objects?

5 8702

How to connect to a remote database using Applet?

2481

How to convert a string to long?

2 7109

How can you debug the Java code?

BirlaSoft,

6 18031

How can you eliminate duplicates?

2 4340

How to find the length and capacity of a string buffer ?

2 6777

How to implement a multithreaded applet?

2610

Can an object be garbage collected while it is still reachable?

3 8473

Can an object?s finalize() method be invoked while it is reachable?

2 6874

How to print nodes of a Binary tree?

2204

How to transfer data from an Applet to Servlet ?

1 5857

How can you reverse a string?

8 10431

How can you take string into InputStream?

3 6334

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Un-Answered Questions { Core Java }

Can we sort arraylist in java?

940

What are the advantages of java inner classes?

1017

Is java a software?

897

Can an interface have a class?

950

What does n mean in java?

927

What does it mean that strings are immutable?

1075

Explain about oops concepts.

1071

When a byte datatype is used?

2048

How do you create a first line indent?

941

Why is it called a string?

945

What is the use of generics? When was it added to the Java development Kit?

965

Explain the use of volatile field modifier?

1026

What is the difference between a factory and abstract factory pattern?

1085

what are abstract functions?

977

Can we override the static method?

966

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