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 default methods ?

1046

Does constructor creates the object ?

1037

What are the difference between composition and inheritance in java?

1027

How is abstraction implemented in java ?

1016

Can we use string in the switch case?

1043

How hashset works internally in java?

1096

What is the role of the java.rmi.naming class?

1070

What are untrusted applets?

1144

Can you access non static variable in static context?

1045

Why java does not support pointers?

1040

What is the use of callablestatement?

1020

What is the importance of hashcode() and equals() methods?

1054

How do you print array in java?

990

Why string objects are immutable in java?

1043

What an i/o filter?

1017

Post New Core Java Questions

Un-Answered Questions { Core Java }

Why do we use return statement?

1040

Where are variables stored?

975

What are implicit objects in java?

982

Define packages in java?

1002

What is difference between final and finally in java?

1084

How to call one constructor from the other constructor ?

1066

What is == and === in javascript?

1057

What is use of super keyword?

966

What are the advantages of defining packages in java?

986

How many characters is 2 bytes?

994

What is the default size of load factor in hashing based collection?

1051

What is the difference between this() and super() in java?

1045

What is the full name of java?

1120

When parseint method can be used?

951

What do you mean by order of precedence and associativity?

949

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