gs gs128 Session Management JSP API - Java Reflection API - Quiz No.1
gs gs128 Java Quiz
This quiz belongs to book/course code gs gs128 Java of gs organization. We have 136 quizzes available related to the book/course Java. This quiz has a total of 10 multiple choice questions (MCQs) to prepare and belongs to topic Session Management JSP API. NVAEducation wants its users to help them learn in an easy way. For that purpose, you are free to prepare online MCQs and quizzes.
NVAEducation also facilitates users to contribute in online competitions with other students to make a challenging situation to learn in a creative way. You can create one to one, and group competition on an topic of a book/course code. Also on NVAEducation you can get certifications by passing the online quiz test.
Question 1: What are the components of a marker interface?
Fields and methods
No fields, only methods
Fields, no methods
No fields, No methods
Question 2: Which of the following is not a marker interface?
Serializable
Cloneable
Remote
Reader
Question 3: What is not the advantage of Reflection?
Examine a class’s field and method at runtime
Construct an object for a class at runtime
Examine a class’s field at compile time
Examine an object’s class at runtime
Question 4: How private method can be called using reflection?
getDeclaredFields
getDeclaredMethods
getMethods
getFields
Question 5: How private field can be called using reflection?
getDeclaredFields
getDeclaredMethods
getMethods
getFields
Question 6: What is used to get class name in reflection?
getClass().getName()
getClass().getFields()
getClass().getDeclaredFields()
new getClass()
Question 7: How method can be invoked on unknown object?
obj.getClass().getDeclaredMethod()
obj.getClass().getDeclaredField()
obj.getClass().getMethod()
obj.getClass().getObject()
Question 8: How to get the class object of associated class using Reflection?
Class.forName(“className”)
Class.name(“className”)
className.getClass()
className.getClassName()
Question 9: What does Class.forName(“myreflection.Foo”).getInstance() return?
An array of Foo objects
class object of Foo
Calls the getInstance() method of Foo class
Foo object
Question 10: What does foo.getClass().getMethod(“doSomething”, null) return?
doSomething method instance
Method is returned and we can call the method as method.invoke(foo,null);
Class object
Exception is thrown
