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

What happens if constructor is private?

1030

Can anonymous class have constructor?

1022

Is 9 a prime number?

885

Which is bigger float or double?

975

What is a class reference?

1104

Can we override a variable in java?

1016

Can an object subclass another object?

1116

What do you mean by local class?

1006

How many inner classes can a class have?

1045

Is the empty set a singleton?

980

Are functions objects in java?

1078

What are the drawbacks of reflection?

1016

What is difference between public static and void?

1019

Is singleton class thread safe?

996

How do you define a method?

978

Un-Answered Questions { Java Related }

Which dependency injection is used for a mandatory dependency?

379

Why do we use ioc in spring?

451

What are actual parameters?

1035

What is difference between ioc and di?

625

How many types of statements are there in jdbc?

931

What is use of @configuration in spring?

415

What are the main classes which are used in struts application?

982

Make a data structure and implement an algorithm to print all the files in a directory. (The root directory can have sub-directories too.)

1335

What is an error in java?

1154

What is a framework? Explain the spring framework.

429

What is boolean false?

984

Do I need jdk or jre?

849

Explain OOPs concept.

1086

Is vector thread safe in java?

1056

what are synchronized methods and synchronized statements? : Java thread

997

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