Java EE - Interview Questions and Answers for 'Java bean' | Search Interview Question

Java EE - Interview Questions and Answers for 'Java bean' - 5 question(s) found - Order By Rating

Q1. What is a session bean ?

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Q2. Which type of EJB can use bean pooling?

Java EE

Ans. Stateless Session Beans

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Q3. What ate the getter and setter methods ?

Ans. getters and setters methods are used to store and manipulate the private variables in java beans. A getters as it has name, suggest retrieves the attribute of the same name. A setters are allows you to set the values of the attributes.

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Q4. How to generate getters and setters automatically in eclipse ?

Eclipse

Ans. Right Click -> Source -> Generate Getters and Setters.

and it will open up a dialog wherein we can select the fields to generate Getters and Setters.

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Q5. What is a Java Bean ? How is it different from other Java classes ?

Ans. A Java bean is a class which abides by following conventions:

Core of the object is member elements and not operations ( methods )

Member Elements can be accessed by getters (and setters if those properties are not read-only).

serializable.

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