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 the do while loop syntax?

1045

How do you reverse a word in java?

1099

Is static a keyword in java?

1001

What is the size of a string in java?

1029

What is literal example?

966

What is a boolean in java?

1065

What does java edition mean?

1184

What is nan inf?

1096

What is arguments in java?

1027

What is a numeric literal?

1101

What is the largest long allowed by java?

1075

Is char a method in java?

1080

What is a literal coding?

1039

What does flag mean in java?

1035

Is string is a class in java?

978

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Un-Answered Questions { Core Java }

What are the two ways of implementing multi-threading in java?

1526

How objects are stored in java?

1050

How do singleton patterns work?

985

Is null keyword in java?

960

What is ascii code?

1287

Why set do not allow duplicates in java?

1119

What is the purpose of the wait(), notify(), and notifyall() methods in java programming?

1093

What are sets in java?

957

What is the file extension for java?

1089

What is use of functional interface in java 8? Explain

1032

What are predefined functions?

1148

What is stored procedure. How do you create stored procedure ?

1960

Explain the reason behind ending a program with a system.exit(0)?

1098

What are the different tags provided in jstl?

968

Is empty set an element of empty set?

1120

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