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

Core Java Interview Questions

Questions Answers Views Company eMail

What are the major drawbacks of external iteration?

1069

What is the major advantage of external iteration over internal iteration?

1114

Write a method that will remove given character from the string?

1042

How do you check if two strings are equal in java?

1022

Write a function to find out longest palindrome in a given string?

1063

What are the major advantages of internal iteration over external iteration?

1054

How will you add panel to a frame?

1121

What are streams?

1134

What do you know about the garbage collector?

1124

what is meant wrapper classes?

1217

What is update method called?

1169

What are the advantages of java over C++?

1207

What is the exact difference in between Unicast and Multicast object? Where will it be used?

1072

What is constructor and virtual function? Can we call a virtual function in a constructor?

1154

What is the functionality of the stub?

1051

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Un-Answered Questions { Core Java }

why using interface interface ?

2057

what is nested class in java?

1186

What is null statement?

1031

Can a class be private?

972

What exactly is methodology?

934

Can you pass functions in java?

1042

What is the difference between object oriented programming language and object based programming language?

1030

What is meant by flickering?

1091

What is the difference between serializable and externalizable interface?

1114

what is the difference between thread and runnable types? : Java thread

1015

What do you mean by static variable?

1072

What is supplier in java?

1009

What is a programming object?

1118

What happens if we override private method?

981

What is an interface in java?

1064

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