Javabeans Interview Questions And Answers

Javabeans Interview Questions list for experienced

  1. What is a Java Bean?
  2. What are the advantages of Java Beans?
  3. Compare Java Beans from Microsofts Active X Controls?
  4. What are the different properties of a Java Bean?
  5. What is a Stored Procedure in JDBC?
  6. Define the term DDL, DML and DCL in Database Connectivity?
  7. What is Introspection?
  8. How is a Jar file created?
  9. What are the steps to be followed in creating a new Bean?
  10. What are the different JDBC driver types?
  11. How is a manifest file created?
  12. What is DatabaseMetaData?
  13. What is a Prepared Statement?
  14. What is ODBC?
  15. Explain ODBC its Architecture?
  16. Why JDBC is needed once we have ODBC in hand?

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Top Javabeans interview questions and answers for freshers and experienced

What is Javabeans ?

Answer : A javabean is a custom class which often represents real-world data and encapsulates private properties by public getter and setter methods. For example, User, Product, Order, etc.

Questions : 1 :: What is a Java Bean?

A Java Bean is a software component that has been designed to be re–usable in a variety of different environments, and which can be visually manipulated in the builder tool. Bean can...View answers

Questions : 2 :: What are the advantages of Java Beans?

Advantages of using Java Beans: Portable, platform independent and stands for "write-once, run-anywhere" paradigm. Bean’s properties, methods, and events are controlled when exposed to an...View answers

Questions : 3 :: Compare Java Beans from Microsofts Active X Controls?


Java Beans is a framework for building applications out of Java components (Beans), whereas ActiveX is a framework for building components documents with ActiveX controls. A Bean is very similar to...View answers

Questions : 4 :: What are the different properties of a Java Bean?

There are five types of properties: Simple property : To set a simple property, a pair of accessor, i.e. getXXX (), and mutator, i.e setXXX(), methods are employed. Boolean Property : A...View answers

Questions : 5 :: What is a Stored Procedure in JDBC?

Stored Procedures are server side objects which can be stored along with the database. These are accessible to different clients apart from JDBC, such as VB, Power Builder, etc. Essentially, stored...View answers

Questions : 6 :: Define the term DDL, DML and DCL in Database Connectivity?


DDL - Data Definition Language : allows you to define the structure of the data. This language gives a facility to define the create tables in case RDBMS. All these definitions will be stored in...View answers

Questions : 7 :: What is Introspection?

Introspection is the process of determining the supported properties, methods and events of a Bean. It can be done with the help of the Introspector class, or directly through the use of the...View answers

Questions : 8 :: How is a Jar file created?

Use the following command to create a Jar file:Jar – cvfm filename.jar filename.man...View answers

Questions : 9 :: What are the steps to be followed in creating a new Bean?


  The steps that must be followed while creating a new Bean are : Create a directory for the new Bean. Create the Java source file(s). Compile the source file(s). Create a manifest...View answers

Questions : 10 :: What are the different JDBC driver types?

There are four types of JDBC drivers each having its own functionality. They are classified based on how they access data from the database. They do not substitute one another. JDBC-ODBC bridge...View answers

Questions : 11 :: How is a manifest file created?

Open a new file with filename. Man extension. Store the .class file in the above file as follows:Name: filename.classJavaBean:...View answers

Questions : 12 :: What is DatabaseMetaData?

DatabaseMetaData is a class provided by java.sql package to get all the information about the database, viz. tables in the data dictionary, names of the stored procedures, primary keys of table,...View answers

Questions : 13 :: What is a Prepared Statement?

A Prepared statement is a pre-compiled statement prepared once by the client and sent to the server, and expected to be executed many number of times. This is especially useful if the same type of...View answers

Questions : 14 :: What is ODBC?

ODBC or Open Database Connectivity is a way to connect any front-end tool to any back –end database engine. A front-end tool is one which is used to provide a user interface using which the...View answers

Questions : 15 :: Explain ODBC its Architecture?

ODBC architecture constitutes six major components namely Front-end Tool : This provides an interface to access the database residing on back-end server, and also to present the information...View answers

Questions : 16 :: Why JDBC is needed once we have ODBC in hand?

JDBC can connect only Java clients and it uses ODBC for the connectivity. Since ODBC gives a C language API that uses pointers extensively, ODBC alone cannot serve the purpose to connect...View answers
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