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Java Related Interview Questions
Questions Answers Views Company eMail

What do you mean by local variable and instance variable?

 739

What is the differences between c++ and java? Explain

 825

Define an applet in java?

 858

What is the differences between heap and stack memory in java? Explain

 763

what is anonymous class in java?

 780

What is the difference between the ">>" and " >>>" operators in java?

 746

Explain the difference between abstract classes and interfaces in java?

 864

How we can make copy of a java object?

 876

Explain different states of a thread in java?

 821

What are the java ide's? Explain

 755

what do you mean by classloader?

 764

Explain the difference between an object-oriented programming language and object-based programming language?

 780

What is java and why do we need it? Explain

 817

what is interface in java? Explain

 745

what is the constructor and how many types of constructors are used in java?

 769

Un-Answered Questions { Java Related }

Explain the init method?

746

What is the use of spring boot in java? : Spring Boot

297

Which interface must be implemented by all servlets?

1055

What is a treemap in java?

776

What is cluster in weblogic?

705

Why string is a class?

748

How do you sort arraylist in descending order?

805

Can bool be null?

748

What is sequence in hibernate?

249

How transient variable is different from volatile variable?

786

Can you explain the private protected field modifier?

802

How do you do absolute value in java?

748

What is jdbc and odbc in java?

707

What are the disadvantages of node manager?

749

What is JDBC ResultSet?

823

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