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

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Java Related Interview Questions

Questions Answers Views Company eMail

How can an exception be thrown manually by a programmer?

995

How we can execute any code even before main method?

1134

Can we call a non-static method from inside a static method?

994

Why strings in java are called as immutable?

986

What is the difference between an inner class and a sub-class?

999

Is it compulsory for a try block to be followed by a catch block in java for exception handling?

1007

How can we use primitive data types as objects?

959

Can variables be used in java without initialization?

1077

What is an infinite loop?

2 1248

What is an infinite loop? How infinite loop is declared?

1102

Can we use a default constructor of a class even if an explicit constructor is defined?

1100

What's the purpose of static methods and static variables?

1096

What is the difference between comparison done by equals method and == operator?

1021

When the constructor of a class is invoked?

1027

What is ternary operator? Give an example.

1076

Un-Answered Questions { Java Related }

What is the use of @requestbody annotation in spring?

365

Where do you define dispatcherservlet?

1050

What are different types of multitasking?

953

What is servlet and its types?

1052

Why wait(),notify(),notifyAll() methods defined in Object class althought we are using in only threads.

2820

What is the difference between an inner class and a sub-class?

999

Name few wcs controller commands used in your application for marketing subsystem?

921

What is difference between add() and addelement() in vector?

1525

What does main method?

975

How do you declare a string variable?

1017

How are the elements of a cardlayout organized?

1081

Is state maintained by a Stateless bean?

1032

How do stubs work in a WebLogic Server cluster ?

1033

What's the servlet interface?

1077

How can the checkbox class be used to create a radio button?

1035

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