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

Core Java Interview Questions

Questions Answers Views Company eMail

Highest level event class of the event-delegation model?

3969

What is the immediate superclass of the Dialog class?

2 7316

What is the life cycle of an Applet ?

1 3462

Which method will get invoked first in a stand alone application?

1 4300

Which method is used to find that the object is exited or not?

2 8776

Name the method that used to clear the buffer ?

2 7622

What is the middleware?

2 4765

What is the functionality of Webserver?

2 5347

What is the order of method invocation in an Applet?

1 7232

What is the preferred size of a component?

ITSA,

3 19762

What is the purpose of a statement block?

1 5075

What is the purpose of finalization?

4 12051

What is run-time class and system class? what is their purpose?

1 5320

What is the purpose of the File class?

3 9480

What is Runtime class and its purpose?

2 10485

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Un-Answered Questions { Core Java }

Can we have any code between try and finally blocks?

982

What are the core java topics?

1004

What is parsing a sentence?

1015

What is the purpose of void?

959

Where is const variable stored?

900

What is deserialization?

982

Difference between java and javascript

1050

Can you explain the usages of class.forname()?

1024

What are thread groups?

951

Which command from the jdk compiles a java program?

932

What are 3 boolean operators?

957

How is hashcode calculated in java?

995

What are the advantages of exception handling in java?

1013

What do you understand by the term polymorphism?

1020

What is number data type in java?

961

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