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

Java prints out a ton of digits when I system.out.println() a double. How can I format it so it displays only 3 digits after the decimal place?

892

What happens when you omit a brace or misspell one of the words, like public or

922

What java systems libraries and methods are available for me to use?

873

Why do I need to declare the type of a variable in java?

1108

Why does the integer quotient -0/3 yield 0, but the double quotient -0.0/3.0 yields – 0.0?

1060

What happens when I use / and % with a negative numerator?

1057

How do I print a “?

1010

What exactly is a .class file?

1061

What do you mean by platform independence?

1069

How do I get the | symbol on my keyboard?

1103

What is the base class of all classes?

1078

Can I use % with real numbers?

1042

Why is the type for real numbers called double?

978

What is the element?

1066

What is servlet interface?

1247

Un-Answered Questions { Java Related }

What are the limitations with auto wiring?

458

What are best practices to follow while developing Struts2 application?

1082

Explain the persistent classes in hibernate?

432

What is a model in spring boot? : Spring Boot

538

What is aop(assepct oriented programing)?

1079

What is servlet and how it works?

1004

What is application tuning?

1138

What are the disadvantages of object oriented programming?

1294

Why are swing components called lightweight components?

946

What are the differences between checked exception and unchecked exception?

980

What is the difference between @configuration and @component?

531

What is the difference between filters and interceptors ?

1187

Can pojo have constructor?

433

What is the method overriding?

1100

what is an isolation level?

2775

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