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?

1077

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

1120

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

1045

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

1029

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

1067

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

1058

How will you add panel to a frame?

1129

What are streams?

1136

What do you know about the garbage collector?

1126

what is meant wrapper classes?

1227

What is update method called?

1174

What are the advantages of java over C++?

1215

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

1077

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

1156

What is the functionality of the stub?

1056

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Un-Answered Questions { Core Java }

What do you understand by final value?

1080

How does a cookie work in Servlets?

863

Is null in java?

1028

How the metacharacters are different from the ordinary characters?

1039

Is it possible for a yielded thread to get chance for its execution again?

960

What are void pointers?

1317

What is a class variable?

1065

Where are register variables stored?

1027

What is nested loop? What is dangling else condition in it?

1103

Can java program run without jre?

1024

What is arraylist e in java?

1069

What is run time allocation?

1041

How does regex work?

987

Why do we create public static method in java?

1125

Explain about java sdk?

1053

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