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

Core Java Interview Questions

Questions Answers Views Company eMail

Is null a keyword in java?

985

What is a short in java?

1062

What is the use of arraylist class in java?

1096

What is function and its uses?

1138

What is a memory leak in java?

1089

What is hashset in java?

1160

What is a function easy definition?

1026

What are keywords and reserved words in java?

1076

What is the use of keywords in java?

997

How many tetrahedral voids are there in bcc?

1117

What is volatile data type?

1027

What is fail fast in java?

1182

What is int lol?

1154

Which is illegal identifier in java?

1102

What is valid keyword in java?

1015

Post New Core Java Questions

Un-Answered Questions { Core Java }

What is the static import?

1120

What is a method in coding?

1074

What is the concept of multithreading?

1009

What is exception in java?

1104

What is final class?

1038

Why java is made?

988

Why we override equals() method?

1053

How would you use Bubble Sort to sort the number of elements?

1022

Which container method is used to cause a container to be laid out and redisplayed in java programming?

1123

What is an image buffer?

1005

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

1156

What is class level lock ?

1047

What is :: operator in java?

986

Java Compiler is stored in JDK, JRE or JVM?

1531

What is api in java?

994

For More Un-Answered { Core Java } Questions Click Here