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 do you mean by java annotations?

1133

What do you mean by default constructor in java?

1069

What do you mean by ternary operator in java?

1022

Explain serialization and deserialization in java?

1007

What are the difference between string, string builder, and string buffer in java?

1121

Explain access modifiers in java.

1039

What is static import in java?

986

What is an interface in java?

1052

List some oops concepts in java?

1034

What is the syntax and characteristics of a lambda expression? Explain

1045

what is use of functional interface in java 8?

1019

What is type inference in java8?

1048

What is the use of default method in interface in java? Explain

1006

what do you mean by stream pipelining in java 8? Explain

1027

explain local datetime api in java8?

1011

Post New Core Java Questions

Un-Answered Questions { Core Java }

what is thread? What are the high-level thread states? Or what are the states associated in the thread? : Java thread

984

Where pragma is used?

1050

Explain what pure virtual function is?

1022

What are the steps that are followed when two computers connect through tcp?

992

What are alternatives to java serialization?

1126

What is difference between path and classpath variables?

1092

What is a functional interface?

1038

If goto and const is reserve words than why it is not work in java?

1974

How do you convert int to char in java?

1072

What is called module?

975

Why is java called the platform independent programming language?

1006

What is the diffrence between inner class and nested class?

1090

What is a line break example?

1000

What is thread life cycle in java?

1063

What are different type of exceptions in java?

972

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