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 type parameter in java?

1012

What is double in java?

1003

How do you use spaces in java?

1013

How many wrapper classes are there in java?

1032

How do you do a line break in java?

1045

What is tcp and udp?

1030

What is primitive data type in java?

999

What is method in java with example?

973

How do you input a string in java?

1096

What is a for loop in java?

1066

How do you create a method in java?

1022

What is udp in java?

996

What is n in java?

968

What is the function of http?

1046

What is port number in java?

1063

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Un-Answered Questions { Core Java }

What is character in data type?

975

Why is multithreading important?

964

When super keyword is used?

1030

What is boolean in java?

992

What are the 8 primitive data types in java?

1041

What is volatile data type?

1030

What are reference variables in java?

1140

What are the restriction imposed on a static method or a static block of code?

1071

What does || || mean in math?

955

What is hashmap and map?

1042

What does compareto () do in java?

1014

What is a parameter example?

995

What do you mean by boolean?

1078

Where import statement is used in a java program?

1145

What is number data type?

1044

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