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 is a line break example?

1045

Does sprintf allocate memory?

1165

Is space a char?

987

How do I type unicode?

1027

Can we override compareto method?

995

How does compareto method work?

1022

What is difference between == equals () and compareto () method?

1098

What is sleep method?

1222

How do you insert a line break?

962

How do you compare characters in java?

1049

What is byte value?

1044

What is the function of compareto in java?

1119

Does sprintf add a null terminator?

1167

Does treeset use compareto?

1024

What is difference between printf and scanf?

1228

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Un-Answered Questions { Core Java }

Can we call the run() method instead of start()?

1087

how to write a program for sending mails between client and server

2119

What is :: operator in java 8?

1080

Can you override static methods?

1054

What is an example of procedure?

1110

Can vector have duplicates in java?

994

How to remove the trailing spaces from a string?

1350

How does hashset work in java?

1181

How can we achieve thread safety in java?

1201

Can we split string with in java?

1075

What is a copy constructor in java?

1199

What are java packages? What is the significance of packages?

1066

How many types of exception can occur in a java program?

1041

Why java does not support pointers?

1093

How do you use compareto in java?

1014

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