Weekly Quiz

Is it the correct way to declare the bean and assing a way to the constructor (assing value using the index)?

XML:

<bean id="exampleBean" class="examples.ExampleBean">    <constructor-arg index="0" value="7500000"/>    <constructor-arg index="1" value="42"/></bean>

Class:

public class ExampleBean {    // Number of years to calculate the Ultimate Answer    private int years;    // The Answer to Life, the Universe, and Everything    private String ultimateAnswer;    public ExampleBean(int years, String ultimateAnswer) {        this.years = years;        this.ultimateAnswer = ultimateAnswer;    }}

In spring bean, if we want to assign a null value to bean then which of the following way is correct?

I.e : exampleBean.setEmail(null);

The ApplicationContext is a complete superset of the __________.

In spring bean, if we want to assign an empty string value to bean then which of the following way is correct?

I.e : exampleBean.setEmail("");

Which of the following syntax is true to call the init() method at the time of bean initialization?

which annotation indicates that a specific parameter, return value, or field can be?

In this Spring XML based configurations, __________ attribute can explicitly force one or more beans to be initialized before the bean using this element is initialized.?

Which annotation can be used to import additional configuration classes?

Is it the correct way to declare the bean and assing a way to the constructor (assing value using the type)?

XML:

<bean id="exampleBean" class="examples.ExampleBean">    <constructor-arg type="java.lang.String" value="7500000"/>    <constructor-arg type="java.lang.String" value="42"/></bean>

Class:

public class ExampleBean {    // Number of years to calculate the Ultimate Answer    private int years;    // The Answer to Life, the Universe, and Everything    private String ultimateAnswer;    public ExampleBean(int years, String ultimateAnswer) {        this.years = years;        this.ultimateAnswer = ultimateAnswer;    }}

Which of the following is correct way to declare a bean in spring XML based configuration?